四年级数学（小数加减运算）计算题专项练习与答案汇编

四年级数学（小数加减运算）计算题专项练习与答案汇编3.66+0.29+2.62+9.49=5.65+5.09-7.2+1.78=7.23+9.29-2.89-9.1=3.28+6.05=8.45+1.48+3.48=7.32-6.08-0.66+7.96=1.92+9.85-9.54-1.22=8.59-6.34=8.38+4.65-6.25-2.45=0.46+7.33-5.42=2.23-1.07+3.09-2.18=8.61+5.9-2.29=0.17+9.16=9.33-2.79+0.65+1.55=4.54+3.69-0.72=9.27-6.49+4.75-0.18=6.95-3.93-0.61=7.3-4.91+5.98=9.51-0.03-0.88-3.51=7.42-0.92+9.71-0.94=9.45+4.57+7.08=6.76-1.02-2.98=4.19+5.07+5.87-8.61=4.28+1.52=6.96+1.74+2.27+5.07=1.84+6.99+7.23+0.39=9.54+1.69-6.39+5.83=7.56+3.33-1.54=2.16+0.02=6.53-2.29+0.78+2.25=5.56+4.76+9.11=2.81-1.54=8.48-3.13-5.1=7.84-6.06=7.66-4.79+0.86-1.96=4.01-2.29+2.31-1.46=2.13+7.69+5.17=8.04-2.12-1.3-3.06=7.15+7.68-4=4.83+4.29=9.48-5.56+8.12-7.47=6.82-3.7-0.79=8.57-4.33-0.83+9.32=7.97-0.13+7.55-9.63=1.22+9.05+1.73=9.92+4.48-3.44+4.9=4.75-1.99=7.08+9.19-8.27+0.97=8.19-2.87+2.99-3.94=7.15-4.11+7.14+6.93=2.39+7.08-7.31=3.94+4.41-0.54-2.37=4.44-0.06-0.28+9.57=8.62-1.12=8.34-3.36-2.24-0.4=8.57+9.72-5.88-9.71=7.89+2.62+6.29-6.94=7.17-2.34+1.29=9.47-8.36=8.4-0.69-2.47=5.73-4.39+6.5-6.4=8.13+6.05-7.07=6.56-0.33+2.5+9.22=9.13-3.49-5.19-0.03=1.51+2.75=9.3-2.48+1.31=8.65-0.4-3.33-0.77=5.07-1.38-1.54=6.02+4.06+5.3-9.76=9.58-2.31-2.17=4.04-1.49+6.71-3.1=3.55+8.96-6.36=3.05+7.61+2.31=0.67+5.09+3.51=2.59+6.1+6.47-7.13=9.69-0.94-1.36=5.72-0.39-2.27-1.04=8.58-7.26+4.36+9.93=9.43+7.72+6.18=1.98+7.04+5.79=8.27-2.65-4.28+4.04=5.12-1.98-1.76=4.24-2.56+5.43+6.2=8.06+2.52-0.7=3.08+4.96-7.56+3.66=2.82+9.56+0.88+3.03=7.98-3.77-0.04=8.71+8.26+5.33=9.14-6.11+4.61+0.91=8.85+3.38-8.33=8.9-7.2-0.08-0.4=4.56-0.14+0.6-4.05=8+4.07+2.67=9.74-0.87-1.02+1.4=7.28-4.01-1.2=7.69-1.66-0.6-2.88=8.41+7.25-4.16-9.2=6.79-2.48-1.72-0.03=7.92+8.21-8.72+0.03=3.58+7.66-2.34-8.39=3.54-0.46+0.43+9.6=5.8-5.67=7.96+9.74-6.62=8.89-1.64-5.78=8.21-4.27=9.39+5.59-2.94=9.77-6.93+1.98=8.27-5.61-0.41=8.47-1.76+1.43=4.03-1.51-1.55+5.81=2.4+7.73-1.43-0.91=8.32-3.54-2.05-0.26=8.77-1.55-1.64-0.97=9.21+1.27+4.51=2.03+6.11=2.59+0.91+1.78-4.43=9.13+3.37-9.75+4.98=9.07-1.69-6.86+6.42=4.77-2.02+3.06=9.89-0.61-4.6+0.13=5.19-4.82+7.97+5.24=6.3-2.62+0.15+2.56=7.93-1.98-2.63-0.14=9.92-5.09=3.85+2.29-2.75=5.19+1.99+3-7.32=1.96-0.23+0.85=9.38-5.31+0.87-1.78=5.57-0.15+0.16=6.18-5.93+5.05=7.26-4.59-0.66+9.35=7.49+2.13+6.53-0.8=3.74-2.38+0.59+5.13=4.63+5.93-6.77-2.48=5.01+1.3=7.41-5.39+7.76-4.29=6.73-0.69-5.43=8.32-4.68+9.57=9.83-4.94-0.27+6.54=4.68-2.13+7.82=9.14-2.31-4.86=4.59-0.07+7.87=7.95-3.12+7.23-7.12=1.63+6.4+2.43+7.79=2.36+8.77-5.23+3.34=4.13-0.46-0.25-1.62=8.7+6.44-0.19=6.93+9.27+0.58+9.87=4.32+1.22+9.02-5.85=7.52-0.35-5.76=6.11-1.54-1.35-0.44=0.73+7.98=8.81-3.52+7.81=5.68+9.53-4.6+5.97=8.09-4.24=7.83+6.64-1.77+5.72=8.71-5.77+2.71+5.6=7.08+9.22=5.31+1.19-4.69=5.28+5.95+4.53=4.59+7.73+1.3=7.14-0.96-0.22-4.6=2.17-1.98+4.68-1.66=8.4+7.9-2.15-9.24=1.11+2.74+7.45=8.92-0.24+6.66=6.32-0.58=1.53+5.12-5.24+5.75=9.61+3.49-9.78+8.56=1.36+2.19=8.41-3.48=7.97+4+3.25=7.98+9.69=8.78+4.41-3.51=7.87-6.04+3.38-1.49=4.24+9.37-1.49=9.4-0.62-1.56-2.1=7.09-0.25+4.2=6.87-4.78+8.42=9.8-5.59+7.92+9.79=9.23+7.28+8.01+4.57=8.57-2.94=4.22-0.71+5.61=9.46-3.33-0.69=0.84+9.53+8.37=6.9+9.43+4.38+8.49=8.92-2.06-4.46-0.19=9.97-6.65-0.12-1.45=6.56-5.8=8.97+7-7.14-8.49=4.48-1.59-1.78+4.53=8.85-7.91-0.61=6.14-0.52-4.06=8.58+4.1-0.64+5.07=7.48+9.41-5.9-0.54=2.87+8.37+6.98-4.26=3.12-2.7+3.65+6.72=5.88+3.96+7.55+6.51=2.97+6.25-8.04+2.08=2.92+1.24-2.96+3.22=5.19+5.28+9.55-5.48=2.91+5.89+2.01-8.16=4.18-1.81+6.33=7.28+9.24-1.96-4.64=9.17-5.69-1.39-1.21=7.55-5.26+1.48+0.5=0.29+0.18+1.89+9.95=6.12+4.76-8.94=5.93-2.27+3.37-6.44=7.4+3.02-6.81=3.57-1.07+8.94=0.11+5.54+9.78+5.36=7.81+4.57=8.1-0.66=4.77+8.29-2.15=6.72+4.79-1.27+6.69=4.33+2.59+0.05-4.67=6.9-0.83+1.91-2.23=1.99-1.22+2.94=8.27+9.82-1.22-3.18=9.02-0.07-2.54-0.46=8.66+2.5=1.28+9.46-0.95+9.69=5.98-0.82-0.03+7.38=9.61-8.37+9.97=6.35-1.48-4.72=7.28+3.91-9.03=8.06+8.98-5.93-1.9=6.96+8.78+3.08+4.4=9.38-0.31-2.97+5.65=7.9+1.07-5.16+0.38=4.29+3.38-5.21=5.41-1.76-2.37+9.06=4.9+7.12-5.36-1.48=7.13+4.63+3.95-0.23=8.32-0.44-0.22+2.41=7.81+7.22-8.89+1.9=3.07-1.33+1.35=6.09-5.82+8.84+4.59=7.77-0.92-1.92+3.16=8.94-3.35+4.39-5.31=3.22+0.83+4.97=2.42-1.99+1.35=2.94+5.38+4.7+9.5=5.77-1.04-0.44+8.04=6.24-4.66-0.23=1.23+9.37-5.63=9.04-7.31+3.32-2.41=1.07+3.03=0.74+1.72=6.4-0.15-2.31=9.72-1.08-5.01=3.54+3.99-0.18-3.44=1.19+3.4+8.86=8-1.3+4.09=3.81+8.04=4.84-0.95-3.38+7.2=6.77-1.12-0.65-1.44=9.91+6.11+8.54-9.87=9.57-0.74-6.71=9.36-1.39-5.28=9.99-5.22-1.61+8.55=6.01+3.92+6.47+5.64=3.98+5.96-0.71-2.73=3.85+6.93-1.04-6.39=8.69-4.07+3.12+0.66=7.17+5.39+1.57+5.32=9.86-7.39-0.69-0.76=9.86+6.75=6.88+7.77-5.33-5.48=7.57-3.79-1.88=8.88-7.95+8.6+1.38=5.52-0.72+2.49+9.81=8.38-3.61+0.78+4.89=7.12+7.89+6.38+9.78=8.77+4.74+6.54-3.39=3.09-1.62-1.27+2.48=3.9+8.77=9.14+3.4+0.92=6.48+0.38+0.72-3.85=9.35+1.37-9.38+1.52=7.23+5.99-6.77=8.71-5.16+9.14-9.76=2.2+8.45=2.74+9.46+7.63-9.69=8.9+2.31+2.07=3.76+6.17+0.58-7.33=8.9+6.21+0.47+0.38=2.3+0.28+6.83=3.55+3.46+4+2.13=6.59+9.76+6.1+0.5=6.03+0.25=6.78-2.72-2.74+7.22=3.66+8.2-7.08=8.64-5.54+8.12-7.4=9.76-0.18-1.51-0.85=4.5-4.3+5.7-1.8=7.65+0.58+8.73-8.49=7.7+6.45+4.84+0.91=5.76+0.42-4.78+4.05=9.54-7.07=3.33+3.58+4.67=7.14+9.28+1.31=8.87-0.41+3.51+2.44=7.77-3.94+3.31=4.18+0.95=5.07+9-7.47-1.26=2.77-0.14+4.47=3.34+3.41+4.35+9.53=8.85-0.84+0.16-1.78=8.28+1.26+6.76+2.3=3.04+5.92=9.77-1.65-2.48-3.14=2.19+8.21+9.79-8.7=1.57+4.77+0.81-3.79=5.89+1.16+3.58-3.52=3.94-0.78=9.72-3.87+1.21-2.58=9.02+6-9.16-4.6=5.54-4.96=5.8+5.63=8.59-0.94-6.05+4.83=6.97-0.11-5.59+2.72=7.47-3.47-2.44-0.74=5.86-2.21-1.24=4.01+5.84+7.79+2.86=7.96-6.76+7.63=4.73+3.32+4.84=8.3-7.99=3.41+3.57+0.17-4.6=9.96+6.16-7.75-4.74=7.22+4.85-1.95-7.09=7.97+9-6.86-9.78=9.7-0.98=1.66-1.27-0.08+5.96=8.26-4.91-1.74-1.44=7.22-1.79+5.4+8.79=2.52+7.95-5.57-2.2=5.88-5.35+7.79=1.13+8.91+3.71-8.92=3.35+5.92+3.98+1.39=0.97-0.38+6.74-1.8=9.3+7.89=7.03+4.79+1.77-9.17=5.68+5.04=5.36-2.45-2.06+7.08=2.14+8.77-1.33-2.06=6.63-2.86+3.46-0.44=2.46+9.1-7.96+5.04=2.75+1.82=8.71-7.41-0.75=3.29+5.95+8.88+1.92=5.78+4.26-9.69+9.51=4.1-2.49+9.99+3.56=2.46+9.73-3.57=7.13-1.67=3.34+6.63=8.3-2.78=3.39+5.92-9.16=9.08-3.52+6.4-9.56=8.16-1.88-2.63+6.3=7.45+6.53+5.99+7.94=1.65+9.05=7.32-2.18-2.76+2.16=9.69+7.04+7.56=4.9+5.36+1.51=7.42-2.17+4.01+2.79=7.46-2.13+7.07+3.18=2.89+8.53+7.22+7.71=2-1.71+7.04+5.04=7.48-3.41-2.65=9.14+2.51+7.23-1.96=7.13+3.58-3.63-0.23=9.47-1+2=9.71-1.77-1.64-0.19=8.47-7.57=7+8.48-7.09+1.8=2.2+9.13-3.38-6.25=5.66-4.96+8.07+0.79=7.25+9.1+0.04+9.18=8.16-4.44-2.87+9.3=8.58-0.46-6.54+0.13=9.62-6.77+4.58-0.64=2.77+7.99+7.49+6.42=3.88+0.25=9.06-3.02+8.98=1.46+6.48+5.05-4.08=2.4-0.23=9.23-8.66=5.96-1.17+3.69=8.03-1.39-5.76+1.93=7.4-2.26-2.19-0.83=3.86+5.27-6.35+2.86=9.45-4.71+5.26+5.92=4.32+1.35+7.43-4.26=5.15-1.06+8.29+7.17=7.89-1.19=8.68+7.6+0.77+3.17=9.41-0.31-2.27-0.67=5.08+3.27+4.96=3.18+2.91-5.71-0.23=4.47-2.54-0.13-1.61=8.32+7.19+9.84=9.76-1.63-6.61-0.43=4.93+7.08-4.36+7.02=5.39-5.13+7.47=3.32+6.83+3.63-5.35=4.11+5.87+7.76=7.15-3.67+4.59+2.26=6.82+0.14+8.4-7.55=5.52-1.93+2.78+6.15=4.42+6.18-1.14=4.02-3.18+5+4.08=9.6-5.22-1.87+6.23=8.85-1.97-4.72+1.85=7.95-0.36+5.75+9.61=6.73-2.87+9.76+9.95=9.65+0.7=6.65+3.89-7.02-1.95=5-3.15-1.42=9.71-0.87-4.38=0.52+1.3-1.18=6.63+9.84-2.37+1.4=8.27-4.87-1.2=7.65-5.69+0.33=5.33+4.74+8.54=8.58-6.19+6.64+6.03=5.73+1.3-6.68=7.66-0.41-2.42=2.74+8.6-0.35=7.86-2.61+2.52=3.52-0.15-1.55-0.73=9.29+9.39-0.64=6.69-2.25+6.2+6.56=5.52+4.04+1.91=9.51-1.22-7.9+8.01=3.81+8.98+1.98+0.32=9.52-0.71-7.64-0.73=1.57+7.35-6.62=0.54+8.71+7.27-3.4=6.34+9.51+0.15-9.52=9.84-9.17+6.83+4.71=9.06-6.95=4.88-1.38-1.3-1.2=4.73+0.38-0.8+9.29=4.53-3.97=9.64+5.46=3.85-0.28-0.3=8.22-0.94-3.26-3.82=9.69-8.54+2.68+5.55=7.09-1.48-5.06+6.19=5.03-1.88+5.97-0.23=6.69+3.55=7.48-2.73-3.61+3.11=8.87+4.23+1.26+7.78=6.72+7.37-6.01-0.09=5.8+3.97+5.9-9.49=6.51+8.88-8.62+3.28=8.6-2.58-3.35=7.91-4.21+5.06=7.93+1.57+6.6-9.56=0.42+0.15+8.18-0.63=4.23+6.71-1.36-5.4=5.92-2.31+6.49-1.54=9.14-1.55-1.28=2.7+4.48-0.05=7.9-2.05-2.21-0.53=9.01+4.18+6.75+8.3=7.55+1.73+9.52=4.91-1.91=8.9+2.96-0.84=3.91+5.15=9.55-1.56+5.49+6.97=6.25-2.22+2.83=2.82+7.32+8.87+3.63=5.35-1.74-2.35=1.52+7.92+4.92+2.58=8.94-0.26=4.78-1.06+2.72=0.66+2.6+4.2-4.98=9.29-2.87=6.52-5.75+0.44=9.48+9.28+2.33=4.68+0.25-4.82+1.84=7.16-0.27-0.6+9.58=3.21+5.28=9.14-5.49-1.22+5.48=6.66+3.3+9.22-0.62=1.34+3.75-0.71+4.06=5.34+7.51-6.68+3.32=2.16+9.01=8.74+8.13-6.74=8.37+1.01+9.77=5.67-4.24+5.02-1.57=6.69-5.76=9.22+5.84-2.57+9.32=7.24+8.93+5.04-5.84=3.87+2.57+8.17=3.32-1.93+0.51=6.53+6.48-7.79=9.67+6.43+8.86=7.84-1.77+7.85-1.82=8.85-2.07+9.8=5.84+4.9-5.28=5.54+2.66+6.48-6.88=4.6-4.32+0.47=9.14-0.85+4.04=3.81+6.74-1.49+5.77=7.56-0.12+1.26+7.46=2.97-2.17+8.62-3.85=8.89-3.83-2.5-1.52=8.84+5.13-0.99=0.95+4.77-3.3-0.49=4.63-3.86+6.5-3.7=8.44-7.81+6.43=8.49+9.68-5.66-1.69=8.64-4.9-0.16+0.99=1.9+8.26-2.14-2.94=9.69-1.56-3.56-3.71=5.41+1.54=4.71+3.21+0.91+6.77=7.65+6.28+7.94-3.46=2.04+8.86-7.51+2.57=4.63-1.47-0.38+2.59=6.17-3.1+7.13-4.51=6.09+0.59+7.87-4.74=9.45+0.95+3.93-5.66=3.81+6.4-1.51+0.29=4.51+7.96-4.48-7.28=0.21+4.99-1.48=8.96+9.91-8.27-4.1=9.95-4.35-1.9=8.84-6.93=7.66-0.22=1.94+7.25=8.87-3.78+1.25=7.85-6.16-0.13=7.97+6.27+6.25-7.13=3.83+6.03-2.35-0.76=7.12+5.5-8.7-2.68=9.2-0.37+1.78+9.76=4.33+2.68-2.8=7.26+5.27+3.81+7.29=9.15+6.78+4.53-0.21=8.33+8.07-0.63-5.4=2.4-1.25+2.92=5.28+9.81-5.8-2.61=4.02-1.11-2.09=0.22+8=2.4-0.53=4.03+5.09+4.72+6.28=9.25+8.04-6.46-5.54=5.77+6.65=9.85+2.17-7.99-2.77=4.87-2.08+8.36-1.34=3.25-2.26=8.96+0.29+8.83-2.83=8.6-1.66-1.77=9.59-5.81=9.57-0.58+7.8=7.21+3.46+5.71=9.56-1.71+8.56+7.03=8.58-2.57+9.83=5.12+7.81+7.23-7.78=2.12+1.91+7.6=8.4-0.83=4.3+5.62+1.06+7.53=4.21-1.61+5.67-5.84=4.08+5.52-2.98+5.84=3.33+7.25+8.46=9.26-1.71=9.32-2-2.55+1.12=7.76+5.81+6.01=5.81+1.32+1.39+9.2=6.38-0.55+6.68-1.02=7.42-0.4+1.47+5.51=8.2-1.52-0.03=0.54+4.69+9.3=3.51+7.21-0.27-5.38=6.29-4.21+8.86+9.24=7.43-0.78-6.27+2.93=7.52-3.48-0.66+8.83=9.83-2.56+0.54-5.79=5.27+6.79+4.55-8.03=5.85-5.5+9.46-0.79=7.04-1.04=8.84-3.79-3.64-0.38=0.64+7.54-7.35=7.2+6.33+4.21+3.23=3.02+8.5-9.2+1.68=1.74+6.99-2.06+6.29=0.15+6.32=6.47-2.42-3.33+8.4=9.02+3.94-9.3+2.29=2.08+9.44-1.39-4.12=8.98-1.62=7.72-1.86-2.66-1.84=6.43+5.8+6.76=9.95-2.77+7.34=6.05+6.57=4.4-2.02-0.74=8.45+6.81=7.56-0.51-1.21=4.76-0.19+0.67+4.57=8.27-0.82-0.36=2.48+0.59-1.3+4.01=8.43+3.31-6.69+9.67=7.05-2.95-2.47=8.62-1.47-7=4.32-1.27-0.49-2.34=9.5+3.06+9.98-7.07=8.35+7.03-0.88=6.09+3.05-0.28+7.87=9.86-3.3+9.98+9.63=7.68-2.51-0.29=0.17+4.09-3.37=7.08+6.55+5.66+9.77=4.16+6.64+9.41=7-5.36=2+8.04+1.62+3.91=5.03+7.55-1.25+8.66=9.09+4.05-6.4=7.82-7.19+9.31-1.85=8.11-4.95=8.74+5.24+0.72+2.99=4.48+6.65-1.04+2.83=7.99-2.92-1.58-0.84=5.92+6.87-3.49+7.37=5.69-2.81+8.53-0.8=5.51-4.53+6.31-5.58=4.23+5.59-7.02=9.4+7.64+6.6=7.28+2.83+6.41=9.14-7.37+4.01+3.45=9.46-2.42-1.21-3.89=5.75+6.11+8.77-3.89=8.03+2.64-1.32+3.57=0.3-0.14+4.26+0.43=3.56+5.78=4.07+9.88-5.25+3.68=0.54+7.79+6.26+9.88=4.74+1.88=7.97+5.29+2.32+8.07=7.53+1.9-1.31+6.27=7.84+8.97+5.02-6.54=9.85-6.46-1.67=5.4+8.05=3.65-0.95-1.46+4.15=6.18-2.42-1.87=7.04-2.06-0.46-4.33=5.97-3.99+8.12-0.29=9.59-1.07-4.08-1.51=6.62-0.63-1.47-3.56=1.3-0.31+3.77-1.22=5.66-0.12-0.44-0.58=3.72+1.1+1.82+1.14=7.73-2.19-1.69=9.81-3.57-1.42=6.61-2.86-2.19+1.29=9.65-1.07+2.29-7.95=4.87-2.86-1.73+0.69=3.8+1.12-2.48+4.46=6.74-4.84+2.13=5.88-0.82+5.38=8.42-3.78+1.17+4.71=4.36+9.94+0.49=8.79-2.03+2.38=3.57-3.15=7.13-6.58=5.83+7.18-2.36-6.97=4.02+8.78+2.39+6.61=8.17+4.22=9.57-7.12-2.15+2.98=4.17+5.17-5.04=0.03+3.87=3.99+0.41+5.65=7.91+4.94=9.5+5.4-5.23+8.73=6.89-4.81-1.08=4.88-3.89+9.58+4.34=8.92+2.62-6.59-2.33=2.7+4.24=4.56+5.23-7.28=0.15+1.26+4.2-1.39=9.28-4.25=0.64+1.15+5.36-1.05=9.92-2.8+3.41=0.49+0.2+7.48=8.41+7.77-6.83+2.38=4.1+5.1-8.29+0.83=9.44-1.34-0.67+6.78=8.46+7.82=4.09-2.14=1.71+1.24=8.88+2.33-2.63-7.78=3.82+4.5+7.99=1.37+4.63+9.6-8.61=3.94-1.69+8.9+5.7=6.82-5.13=7.29-0.9-2.33+6.35=6.85-0.34-1.5-3=7.23+7.14+0.7=9.1+2.13-7.46=9.97-0.84+8.63-6.45=6.5+6.45-6.76=9.01-0.14-0.73-2.82=6.64-4.3=6.04+5.12+8.78+5.86=9.95-6.82=8.99-0.07-1.08+8.6=9.41-0.9+3.04-4.9=5.13-0.45-2.72-0.31=4.88-3.04-1.02+7.93=8.32-6.38+2.75+8.48=9.93+8.99+9.75+4.75=8.11+2.71-9.35=1.73-0.51=6.14+3.14-2.46-6.52=7.82-2.67-0.9+2.5=9.9-4.76=7.9-1.18=5.21-1.28+1.38=8.68+7.92-0.17=9.03-7.97+4.02-4.05=8.83+5.33+6.04=2.35+8.14+2.28=6.59+7.09-4.27-1.45=4.74+2.53-0.47-3.06=3.98+6.2+6.02+3.97=5.97+6.28+4.8+6.41=4.94-1.58=6.29+8.01-1.53+6.93=6.45-2.98+6.6-3.05=9.6+1.52-0.45-4.39=9.58-1.1-0.24-5.63=4.12+2.5-4.32-0.85=8.8+8.53+5.38+7.79=0.97+6.48+8.73+5.21=2.5-2.25+5.19+4.07=9.5-5.32-0.08=8.79-0.13-5.1-1.71=8.35-1.21+7.99-8.12=4.6+0.07=9.15-3.28+2.63=3.37+2.62-5.3=6.82-1.16-4.67+6.8=6.71+9.46-7.51=7.85-2.37+7.9-1.05=5.66-1.5-1.72+0.27=5.56-3.33-1.05-0.96=7.67+5.83+1.83-7.11=7.02-0.19+4.46+3.91=0.03+1.93=7.33-2.03-0.47-0.69=9.59+7.89+6.44=6.17-0.89+9.05-0.24=参考答案3.66+0.29+2.62+9.49=16.065.65+5.09-7.2+1.78=5.327.23+9.29-2.89-9.1=4.533.28+6.05=9.338.45+1.48+3.48=13.417.32-6.08-0.66+7.96=8.541.92+9.85-9.54-1.22=1.018.59-6.34=2.258.38+4.65-6.25-2.45=4.330.46+7.33-5.42=2.372.23-1.07+3.09-2.18=2.078.61+5.9-2.29=12.220.17+9.16=9.339.33-2.79+0.65+1.55=8.744.54+3.69-0.72=7.519.27-6.49+4.75-0.18=7.356.95-3.93-0.61=2.417.3-4.91+5.98=8.379.51-0.03-0.88-3.51=5.097.42-0.92+9.71-0.94=15.279.45+4.57+7.08=21.16.76-1.02-2.98=2.764.19+5.07+5.87-8.61=6.524.28+1.52=5.86.96+1.74+2.27+5.07=16.041.84+6.99+7.23+0.39=16.459.54+1.69-6.39+5.83=10.677.56+3.33-1.54=9.352.16+0.02=2.186.53-2.29+0.78+2.25=7.275.56+4.76+9.11=19.432.81-1.54=1.278.48-3.13-5.1=0.257.84-6.06=1.787.66-4.79+0.86-1.96=1.774.01-2.29+2.31-1.46=2.572.13+7.69+5.17=14.998.04-2.12-1.3-3.06=1.567.15+7.68-4=10.834.83+4.29=9.129.48-5.56+8.12-7.47=4.576.82-3.7-0.79=2.338.57-4.33-0.83+9.32=12.737.97-0.13+7.55-9.63=5.761.22+9.05+1.73=129.92+4.48-3.44+4.9=15.864.75-1.99=2.767.08+9.19-8.27+0.97=8.978.19-2.87+2.99-3.94=4.377.15-4.11+7.14+6.93=17.112.39+7.08-7.31=2.163.94+4.41-0.54-2.37=5.444.44-0.06-0.28+9.57=13.678.62-1.12=7.58.34-3.36-2.24-0.4=2.348.57+9.72-5.88-9.71=2.77.89+2.62+6.29-6.94=9.867.17-2.34+1.29=6.129.47-8.36=1.118.4-0.69-2.47=5.245.73-4.39+6.5-6.4=1.448.13+6.05-7.07=7.116.56-0.33+2.5+9.22=17.959.13-3.49-5.19-0.03=0.421.51+2.75=4.269.3-2.48+1.31=8.138.65-0.4-3.33-0.77=4.155.07-1.38-1.54=2.156.02+4.06+5.3-9.76=5.629.58-2.31-2.17=5.14.04-1.49+6.71-3.1=6.163.55+8.96-6.36=6.153.05+7.61+2.31=12.970.67+5.09+3.51=9.272.59+6.1+6.47-7.13=8.039.69-0.94-1.36=7.395.72-0.39-2.27-1.04=2.028.58-7.26+4.36+9.93=15.619.43+7.72+6.18=23.331.98+7.04+5.79=14.818.27-2.65-4.28+4.04=5.385.12-1.98-1.76=1.384.24-2.56+5.43+6.2=13.318.06+2.52-0.7=9.883.08+4.96-7.56+3.66=4.142.82+9.56+0.88+3.03=16.297.98-3.77-0.04=4.178.71+8.26+5.33=22.39.14-6.11+4.61+0.91=8.558.85+3.38-8.33=3.98.9-7.2-0.08-0.4=1.224.56-0.14+0.6-4.05=0.978+4.07+2.67=14.749.74-0.87-1.02+1.4=9.257.28-4.01-1.2=2.077.69-1.66-0.6-2.88=2.558.41+7.25-4.16-9.2=2.36.79-2.48-1.72-0.03=2.567.92+8.21-8.72+0.03=7.443.58+7.66-2.34-8.39=0.513.54-0.46+0.43+9.6=13.115.8-5.67=0.137.96+9.74-6.62=11.088.89-1.64-5.78=1.478.21-4.27=3.949.39+5.59-2.94=12.049.77-6.93+1.98=4.828.27-5.61-0.41=2.258.47-1.76+1.43=8.144.03-1.51-1.55+5.81=6.782.4+7.73-1.43-0.91=7.798.32-3.54-2.05-0.26=2.478.77-1.55-1.64-0.97=4.619.21+1.27+4.51=14.992.03+6.11=8.142.59+0.91+1.78-4.43=0.859.13+3.37-9.75+4.98=7.739.07-1.69-6.86+6.42=6.944.77-2.02+3.06=5.819.89-0.61-4.6+0.13=4.815.19-4.82+7.97+5.24=13.586.3-2.62+0.15+2.56=6.397.93-1.98-2.63-0.14=3.189.92-5.09=4.833.85+2.29-2.75=3.395.19+1.99+3-7.32=2.861.96-0.23+0.85=2.589.38-5.31+0.87-1.78=3.165.57-0.15+0.16=5.586.18-5.93+5.05=5.37.26-4.59-0.66+9.35=11.367.49+2.13+6.53-0.8=15.353.74-2.38+0.59+5.13=7.084.63+5.93-6.77-2.48=1.315.01+1.3=6.317.41-5.39+7.76-4.29=5.496.73-0.69-5.43=0.618.32-4.68+9.57=13.219.83-4.94-0.27+6.54=11.164.68-2.13+7.82=10.379.14-2.31-4.86=1.974.59-0.07+7.87=12.397.95-3.12+7.23-7.12=4.941.63+6.4+2.43+7.79=18.252.36+8.77-5.23+3.34=9.244.13-0.46-0.25-1.62=1.88.7+6.44-0.19=14.956.93+9.27+0.58+9.87=26.654.32+1.22+9.02-5.85=8.717.52-0.35-5.76=1.416.11-1.54-1.35-0.44=2.780.73+7.98=8.718.81-3.52+7.81=13.15.68+9.53-4.6+5.97=16.588.09-4.24=3.857.83+6.64-1.77+5.72=18.428.71-5.77+2.71+5.6=11.257.08+9.22=16.35.31+1.19-4.69=1.815.28+5.95+4.53=15.764.59+7.73+1.3=13.627.14-0.96-0.22-4.6=1.362.17-1.98+4.68-1.66=3.218.4+7.9-2.15-9.24=4.911.11+2.74+7.45=11.38.92-0.24+6.66=15.346.32-0.58=5.741.53+5.12-5.24+5.75=7.169.61+3.49-9.78+8.56=11.881.36+2.19=3.558.41-3.48=4.937.97+4+3.25=15.227.98+9.69=17.678.78+4.41-3.51=9.687.87-6.04+3.38-1.49=3.724.24+9.37-1.49=12.129.4-0.62-1.56-2.1=5.127.09-0.25+4.2=11.046.87-4.78+8.42=10.519.8-5.59+7.92+9.79=21.929.23+7.28+8.01+4.57=29.098.57-2.94=5.634.22-0.71+5.61=9.129.46-3.33-0.69=5.440.84+9.53+8.37=18.746.9+9.43+4.38+8.49=29.28.92-2.06-4.46-0.19=2.219.97-6.65-0.12-1.45=1.756.56-5.8=0.768.97+7-7.14-8.49=0.344.48-1.59-1.78+4.53=5.648.85-7.91-0.61=0.336.14-0.52-4.06=1.568.58+4.1-0.64+5.07=17.117.48+9.41-5.9-0.54=10.452.87+8.37+6.98-4.26=13.963.12-2.7+3.65+6.72=10.795.88+3.96+7.55+6.51=23.92.97+6.25-8.04+2.08=3.262.92+1.24-2.96+3.22=4.425.19+5.28+9.55-5.48=14.542.91+5.89+2.01-8.16=2.654.18-1.81+6.33=8.77.28+9.24-1.96-4.64=9.929.17-5.69-1.39-1.21=0.887.55-5.26+1.48+0.5=4.270.29+0.18+1.89+9.95=12.316.12+4.76-8.94=1.945.93-2.27+3.37-6.44=0.597.4+3.02-6.81=3.613.57-1.07+8.94=11.440.11+5.54+9.78+5.36=20.797.81+4.57=12.388.1-0.66=7.444.77+8.29-2.15=10.916.72+4.79-1.27+6.69=16.934.33+2.59+0.05-4.67=2.36.9-0.83+1.91-2.23=5.751.99-1.22+2.94=3.718.27+9.82-1.22-3.18=13.699.02-0.07-2.54-0.46=5.958.66+2.5=11.161.28+9.46-0.95+9.69=19.485.98-0.82-0.03+7.38=12.519.61-8.37+9.97=11.216.35-1.48-4.72=0.157.28+3.91-9.03=2.168.06+8.98-5.93-1.9=9.216.96+8.78+3.08+4.4=23.229.38-0.31-2.97+5.65=11.757.9+1.07-5.16+0.38=4.194.29+3.38-5.21=2.465.41-1.76-2.37+9.06=10.344.9+7.12-5.36-1.48=5.187.13+4.63+3.95-0.23=15.488.32-0.44-0.22+2.41=10.077.81+7.22-8.89+1.9=8.043.07-1.33+1.35=3.096.09-5.82+8.84+4.59=13.77.77-0.92-1.92+3.16=8.098.94-3.35+4.39-5.31=4.673.22+0.83+4.97=9.022.42-1.99+1.35=1.782.94+5.38+4.7+9.5=22.525.77-1.04-0.44+8.04=12.336.24-4.66-0.23=1.351.23+9.37-5.63=4.979.04-7.31+3.32-2.41=2.641.07+3.03=4.10.74+1.72=2.466.4-0.15-2.31=3.949.72-1.08-5.01=3.633.54+3.99-0.18-3.44=3.911.19+3.4+8.86=13.458-1.3+4.09=10.793.81+8.04=11.854.84-0.95-3.38+7.2=7.716.77-1.12-0.65-1.44=3.569.91+6.11+8.54-9.87=14.699.57-0.74-6.71=2.129.36-1.39-5.28=2.699.99-5.22-1.61+8.55=11.716.01+3.92+6.47+5.64=22.043.98+5.96-0.71-2.73=6.53.85+6.93-1.04-6.39=3.358.69-4.07+3.12+0.66=8.47.17+5.39+1.57+5.32=19.459.86-7.39-0.69-0.76=1.029.86+6.75=16.616.88+7.77-5.33-5.48=3.847.57-3.79-1.88=1.98.88-7.95+8.6+1.38=10.915.52-0.72+2.49+9.81=17.18.38-3.61+0.78+4.89=10.447.12+7.89+6.38+9.78=31.178.77+4.74+6.54-3.39=16.663.09-1.62-1.27+2.48=2.683.9+8.77=12.679.14+3.4+0.92=13.466.48+0.38+0.72-3.85=3.739.35+1.37-9.38+1.52=2.867.23+5.99-6.77=6.458.71-5.16+9.14-9.76=2.932.2+8.45=10.652.74+9.46+7.63-9.69=10.148.9+2.31+2.07=13.283.76+6.17+0.58-7.33=3.188.9+6.21+0.47+0.38=15.962.3+0.28+6.83=9.413.55+3.46+4+2.13=13.146.59+9.76+6.1+0.5=22.956.03+0.25=6.286.78-2.72-2.74+7.22=8.543.66+8.2-7.08=4.788.64-5.54+8.12-7.4=3.829.76-0.18-1.51-0.85=7.224.5-4.3+5.7-1.8=4.17.65+0.58+8.73-8.49=8.477.7+6.45+4.84+0.91=19.95.76+0.42-4.78+4.05=5.459.54-7.07=2.473.33+3.58+4.67=11.587.14+9.28+1.31=17.738.87-0.41+3.51+2.44=14.417.77-3.94+3.31=7.144.18+0.95=5.135.07+9-7.47-1.26=5.342.77-0.14+4.47=7.13.34+3.41+4.35+9.53=20.638.85-0.84+0.16-1.78=6.398.28+1.26+6.76+2.3=18.63.04+5.92=8.969.77-1.65-2.48-3.14=2.52.19+8.21+9.79-8.7=11.491.57+4.77+0.81-3.79=3.365.89+1.16+3.58-3.52=7.113.94-0.78=3.169.72-3.87+1.21-2.58=4.489.02+6-9.16-4.6=1.265.54-4.96=0.585.8+5.63=11.438.59-0.94-6.05+4.83=6.436.97-0.11-5.59+2.72=3.997.47-3.47-2.44-0.74=0.825.86-2.21-1.24=2.414.01+5.84+7.79+2.86=20.57.96-6.76+7.63=8.834.73+3.32+4.84=12.898.3-7.99=0.313.41+3.57+0.17-4.6=2.559.96+6.16-7.75-4.74=3.637.22+4.85-1.95-7.09=3.037.97+9-6.86-9.78=0.339.7-0.98=8.721.66-1.27-0.08+5.96=6.278.26-4.91-1.74-1.44=0.177.22-1.79+5.4+8.79=19.622.52+7.95-5.57-2.2=2.75.88-5.35+7.79=8.321.13+8.91+3.71-8.92=4.833.35+5.92+3.98+1.39=14.640.97-0.38+6.74-1.8=5.539.3+7.89=17.197.03+4.79+1.77-9.17=4.425.68+5.04=10.725.36-2.45-2.06+7.08=7.932.14+8.77-1.33-2.06=7.526.63-2.86+3.46-0.44=6.792.46+9.1-7.96+5.04=8.642.75+1.82=4.578.71-7.41-0.75=0.553.29+5.95+8.88+1.92=20.045.78+4.26-9.69+9.51=9.864.1-2.49+9.99+3.56=15.162.46+9.73-3.57=8.627.13-1.67=5.463.34+6.63=9.978.3-2.78=5.523.39+5.92-9.16=0.159.08-3.52+6.4-9.56=2.48.16-1.88-2.63+6.3=9.957.45+6.53+5.99+7.94=27.911.65+9.05=10.77.32-2.18-2.76+2.16=4.549.69+7.04+7.56=24.294.9+5.36+1.51=11.777.42-2.17+4.01+2.79=12.057.46-2.13+7.07+3.18=15.582.89+8.53+7.22+7.71=26.352-1.71+7.04+5.04=12.377.48-3.41-2.65=1.429.14+2.51+7.23-1.96=16.927.13+3.58-3.63-0.23=6.859.47-1+2=10.479.71-1.77-1.64-0.19=6.118.47-7.57=0.97+8.48-7.09+1.8=10.192.2+9.13-3.38-6.25=1.75.66-4.96+8.07+0.79=9.567.25+9.1+0.04+9.18=25.578.16-4.44-2.87+9.3=10.158.58-0.46-6.54+0.13=1.719.62-6.77+4.58-0.64=6.792.77+7.99+7.49+6.42=24.673.88+0.25=4.139.06-3.02+8.98=15.021.46+6.48+5.05-4.08=8.912.4-0.23=2.179.23-8.66=0.575.96-1.17+3.69=8.488.03-1.39-5.76+1.93=2.817.4-2.26-2.19-0.83=2.123.86+5.27-6.35+2.86=5.649.45-4.71+5.26+5.92=15.924.32+1.35+7.43-4.26=8.845.15-1.06+8.29+7.17=19.557.89-1.19=6.78.68+7.6+0.77+3.17=20.229.41-0.31-2.27-0.67=6.165.08+3.27+4.96=13.313.18+2.91-5.71-0.23=0.154.47-2.54-0.13-1.61=0.198.32+7.19+9.84=25.359.76-1.63-6.61-0.43=1.094.93+7.08-4.36+7.02=14.675.39-5.13+7.47=7.733.32+6.83+3.63-5.35=8.434.11+5.87+7.76=17.747.15-3.67+4.59+2.26=10.336.82+0.14+8.4-7.55=7.815.52-1.93+2.78+6.15=12.524.42+6.18-1.14=9.464.02-3.18+5+4.08=9.929.6-5.22-1.87+6.23=8.748.85-1.97-4.72+1.85=4.017.95-0.36+5.75+9.61=22.956.73-2.87+9.76+9.95=23.579.65+0.7=10.356.65+3.89-7.02-1.95=1.575-3.15-1.42=0.439.71-0.87-4.38=4.460.52+1.3-1.18=0.646.63+9.84-2.37+1.4=15.58.27-4.87-1.2=2.27.65-5.69+0.33=2.295.33+4.74+8.54=18.618.58-6.19+6.64+6.03=15.065.73+1.3-6.68=0.357.66-0.41-2.42=4.832.74+8.6-0.35=10.997.86-2.61+2.52=7.773.52-0.15-1.55-0.73=1.099.29+9.39-0.64=18.046.69-2.25+6.2+6.56=17.25.52+4.04+1.91=11.479.51-1.22-7.9+8.01=8.43.81+8.98+1.98+0.32=15.099.52-0.71-7.64-0.73=0.441.57+7.35-6.62=2.30.54+8.71+7.27-3.4=13.126.34+9.51+0.15-9.52=6.489.84-9.17+6.83+4.71=12.219.06-6.95=2.114.88-1.38-1.3-1.2=14.73+0.38-0.8+9.29=13.64.53-3.97=0.569.64+5.46=15.13.85-0.28-0.3=3.278.22-0.94-3.26-3.82=0.29.69-8.54+2.68+5.55=9.387.09-1.48-5.06+6.19=6.745.03-1.88+5.97-0.23=8.896.69+3.55=10.247.48-2.73-3.61+3.11=4.258.87+4.23+1.26+7.78=22.146.72+7.37-6.01-0.09=7.995.8+3.97+5.9-9.49=6.186.51+8.88-8.62+3.28=10.058.6-2.58-3.35=2.677.91-4.21+5.06=8.767.93+1.57+6.6-9.56=6.540.42+0.15+8.18-0.63=8.124.23+6.71-1.36-5.4=4.185.92-2.31+6.49-1.54=8.569.14-1.55-1.28=6.312.7+4.48-0.05=7.137.9-2.05-2.21-0.53=3.119.01+4.18+6.75+8.3=28.247.55+1.73+9.52=18.84.91-1.91=38.9+2.96-0.84=11.023.91+5.15=9.069.55-1.56+5.49+6.97=20.456.25-2.22+2.83=6.862.82+7.32+8.87+3.63=22.645.35-1.74-2.35=1.261.52+7.92+4.92+2.58=16.948.94-0.26=8.684.78-1.06+2.72=6.440.66+2.6+4.2-4.98=2.489.29-2.87=6.426.52-5.75+0.44=1.219.48+9.28+2.33=21.094.68+0.25-4.82+1.84=1.957.16-0.27-0.6+9.58=15.873.21+5.28=8.499.14-5.49-1.22+5.48=7.916.66+3.3+9.22-0.62=18.561.34+3.75-0.71+4.06=8.445.34+7.51-6.68+3.32=9.492.16+9.01=11.178.74+8.13-6.74=10.138.37+1.01+9.77=19.155.67-4.24+5.02-1.57=4.886.69-5.76=0.939.22+5.84-2.57+9.32=21.817.24+8.93+5.04-5.84=15.373.87+2.57+8.17=14.613.32-1.93+0.51=1.96.53+6.48-7.79=5.229.67+6.43+8.86=24.967.84-1.77+7.85-1.82=12.18.85-2.07+9.8=16.585.84+4.9-5.28=5.465.54+2.66+6.48-6.88=7.84.6-4.32+0.47=0.759.14-0.85+4.04=12.333.81+6.74-1.49+5.77=14.837.56-0.12+1.26+7.46=16.162.97-2.17+8.62-3.85=5.578.89-3.83-2.5-1.52=1.048.84+5.13-0.99=12.980.95+4.77-3.3-0.49=1.934.63-3.86+6.5-3.7=3.578.44-7.81+6.43=7.068.49+9.68-5.66-1.69=10.828.64-4.9-0.16+0.99=4.571.9+8.26-2.14-2.94=5.089.69-1.56-3.56-3.71=0.865.41+1.54=6.954.71+3.21+0.91+6.77=15.67.65+6.28+7.94-3.46=18.412.04+8.86-7.51+2.57=5.964.63-1.47-0.38+2.59=5.376.17-3.1+7.13-4.51=5.696.09+0.59+7.87-4.74=9.819.45+0.95+3.93-5.66=8.673.81+6.4-1.51+0.29=8.994.51+7.96-4.48-7.28=0.710.21+4.99-1.48=3.728.96+9.91-8.27-4.1=6.59.95-4.35-1.9=3.78.84-6.93=1.917.66-0.22=7.441.94+7.25=9.198.87-3.78+1.25=6.347.85-6.16-0.13=1.567.97+6.27+6.25-7.13=13.363.83+6.03-2.35-0.76=6.757.12+5.5-8.7-2.68=1.249.2-0.37+1.78+9.76=20.374.33+2.68-2.8=4.217.26+5.27+3.81+7.29=23.639.15+6.78+4.53-0.21=20.258.33+8.07-0.63-5.4=10.372.4-1.25+2.92=4.075.28+9.81-5.8-2.61=6.684.02-1.11-2.09=0.820.22+8=8.222.4-0.53=1.874.03+5.09+4.72+6.28=20.129.25+8.04-6.46-5.54=5.295.77+6.65=12.429.85+2.17-7.99-2.77=1.264.87-2.08+8.36-1.34=9.813.25-2.26=0.998.96+0.29+8.83-2.83=15.258.6-1.66-1.77=5.179.59-5.81=3.789.57-0.58+7.8=16.797.21+3.46+5.71=16.389.56-1.71+8.56+7.03=23.448.58-2.57+9.83=15.845.12+7.81+7.23-7.78=12.382.12+1.91+7.6=11.638.4-0.83=7.574.3+5.62+1.06+7.53=18.514.21-1.61+5.67-5.84=2.434.08+5.52-2.98+5.84=12.463.33+7.25+8.46=19.049.26-1.71=7.559.32-2-2.55+1.12=5.897.76+5.81+6.01=19.585.81+1.32+1.39+9.2=17.726.38-0.55+6.68-1.02=11.497.42-0.4+1.47+5.51=148.2-1.52-0.03=6.650.54+4.69+9.3=14.533.51+7.21-0.27-5.38=5.076.29-4.21+8.86+9.24=20.187.43-0.78-6.27+2.93=3.317.52-3.48-0.66+8.83=12.219.83-2.56+0.54-5.79=2.025.27+6.79+4.55-8.03=8.585.85-5.5+9.46-0.79=9.027.04-1.04=68.84-3.79-3.64-0.38=1.030.64+7.54-7.35=0.837.2+6.33+4.21+3.23=20.973.02+8.5-9.2+1.68=41.74+6.99-2.06+6.29=12.960.15+6.32=6.476.47-2.42-3.33+8.4=9.129.02+3.94-9.3+2.29=5.952.08+9.44-1.39-4.12=6.018.98-1.62=7.367.72-1.86-2.66-1.84=1.366.43+5.8+6.76=18.999.95-2.77+7.34=14.526.05+6.57=12.624.4-2.02-0.74=1.648.45+6.81=15.267.56-0.51-1.21=5.844.76-0.19+0.67+4.57=9.818.27-0.82-0.36=7.092.48+0.59-1.3+4.01=5.788.43+3.31-6.69+9.67=14.727.05-2.95-2.47=1.638.62-1.47-7=0.154.32-1.27-0.49-2.34=0.229.5+3.06+9.98-7.07=15.478.35+7.03-0.88=14.56.09+3.05-0.28+7.87=16.739.86-3.3+9.98+9.63=26.177.68-2.51-0.29=4.880.17+4.09-3.37=0.897.08+6.55+5.66+9.77=29.064.16+6.64+9.41=20.217-5.36=1.642+8.04+1.62+3.91