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8.68-3.78+6.85=4.17+4.72-8.38=3.66-0.86+2.83=6.05-4.34+3+7.37=9.95+6.59+1.7+9.66=1.27+7.67+7.13-9.17=8.78-0.78-2.61-1.53=8.38+2.48+3=9.84-6.86+5.25=2.24+7.97-0.72-9.03=9.24-0.73-4.03+5.17=5.84-0.93+8.58-3.2=9.3-1.51=9.78+7.89-3.71+0.11=1.88+8.89+9.04+5.74=9.53+8.23+9.75-2.56=4.96-0.65-3.1+6.4=7.86-0.79+1.88-1.99=5.99+1.32+1.43-3.64=9.61-2.06-0.27-1.46=9.85-0.02-7.84=9.48-3.75-3.25+8.54=7.78-6.02+8.3+7.97=9.14-1.35-0.02-6.27=8.65+7.74-3.52=8.4-0.69-1.04+8.39=8.01-3.23+1.55-3.74=1.69+5.34+2.17-7.73=7.88+0.51-0.23+0.84=8.3-3.88+0.16+1.9=2.01-0.95-0.55+2.97=1.77+2.77+9.81=6.58-0.27-5.78+3.09=8.22-3.17+7.98=9.29+5.58-2.9-5.16=9.58+4.09-5.33-1.24=5.84-5.29+8.03=5.47-2.52-2.17+1.54=5.67+6.98-8.02+9.46=4.92+9-0.99-6.11=3.11+3.72+0.39+9.13=7.11+2.9+9.61=9.27+0.35+8.11-6.11=8.01+6.06-0.84-0.99=8.05-1.11-6.66=2.73+6.05+8.33=6.26-4.73+3.51+4.75=6.44-4.76+4.02+1.06=9.57-5.89-1.46-0.71=3.19+4.39-5.91-0.28=7.68-4.99=9.38-2.86-1.97=7.74+4.98=5.56-0.71-1.92-1.77=4.68+6.24-1.05-6.04=7.81-3.91-1.59+8.71=7.8+4.21+1.58+9.05=4.68+3.65-1.4+3.06=0.45+6.53-2.14=6.45-0.3-0.45-4.03=8.46+5.29-5.54-3.4=3.87-1.7+3.09=6.01-0.06+0.32=7.82+4.23-0.89-8.84=6.1-4.31+7.69+8.74=3.49+9.28-9.59+7.6=9.4-0.97-2.8-4.42=7.17+3.64+9.78+3.86=8.33+9.99+3.35-0.1=7.62-6.26-0.54+0.34=1.94-0.52+0.37=6.78-3.11-2.5=8.19-1.73-1.98+7.45=4.16+0.13+7.8=0.19+5.54+9.2-8.96=8.69-1.01+4.38-8.6=9.29-0.42+5.96-3.51=8.66-0.79-3.64=4.44+0.84+4.88+8.03=1.28+9.76-0.59-6.32=7.22-1.59+5.45+4.36=3.78+9.25-7.11=9.59-0.98-2.38-0.29=9.09-1.41+9.53+1.92=7.25+7.64-6.72=3.39+6.16-5.05=1.7+5.83+4.1+4.72=8.46+5.52-8.77=9.25-2.27-2.97-3.65=2.11+5.9+6.33+8.57=1.05+5.82+9.95+0.5=8.1-1.54-1.48+4.43=9.54+1.59-2.31+5.8=7.57+6.16-2.26=7.42+4.34-4.71=7.07+2.6+9.95-9.91=9.6-3.98-4.41+4.31=8.15+3.64=4.44-2.52+5.73-1.72=0.89+1.1+9.53+4.66=9.06-1.91-1.9=7.14+8.36+0.85=7.21-4.24+4.06=8.79-1.49-0.42=9.65-4.04=6.15+6.56+8.9-9.01=0.08+6.61+4.49+1.46=9.87-1.51-7.3+4.41=4.1+0.59-1.21=6.62+6.88-7.91+0.54=4.15-0.91-0.26+1.49=9.68-0.96+1.42=2.29+4.06-4.89=8.54+3.7+7.79-0.79=4.55+3.99+9.32+0.66=9.4-6.89=3.34+6.56+3.36-1.85=7.7-3.7-0.74+0.3=8-4.75+3.59+2.14=3.88+4.77+0.91+5.09=5.22-0.17=2.75+1.64=0.28+8.8-3.69=9.42-9.19+2.33+6.62=1.43+5.43=4.44+0.28+1.3+7.21=4.43+4.72+7.66+6.1=8.97-1.41-2.91=2.36+8.05+5.27-6.9=8.46+9.76-8.96-2.43=5.81-4.59-0.96+0.8=4.96-2.19=6.5-3.01+3.78-4.62=5.53-1.74+3.93+8.87=4.85-4.74+0.59=6.52-4.35-0.81=1.46+8.13+2.66-5.75=4.27+2.69=9.39-3.68+8.86-1.55=1.04+2.89+4.41+5.27=4.03+0.54+3.7-4.95=2.58+8.73=9.92-1.23-0.24-2.34=9.55+9.63-7.03+8.09=6.25-5.1+4.95+8.23=6.56+0.9+4.64=9.07-2.31+6.43+9.95=8.11-5.86-0.7=9.19-3.38-0.91-4.59=4.51-0.74+8.93-6.98=3.02-2.34+8.05=6.98-1.43-2.57+3.88=3.86-1.4=7.57+5.21-0.96-2.01=9.66+8.07=9.62-1.88=1.41+2.83-0.51-1.7=4.39+1.4=6.51-1.28+1.01-2.72=0.79+3.89+8.18=8.45-2.45-0.39=6.22+1.02+3.53+5.23=5.86-1.51+0.19+7.19=0.3+1.91+8.03-2.1=8.22+8.93+4.46-6.21=9.81+3-1.73-4.18=0.99-0.51=9.64-1.93-5.67-1.55=6.47-2.52-0.12-1.28=8.76+6.93-0.24-3.99=7.59-2.44=9.81-0.15-2.4+1.66=8.82-3.52=8.78+3.29-1.14=6.53-0.02-5.31=9.15+1.83+4.48=4.19+1.59+5.7=8.53-3.75=5.02+2.75+3.81-2.38=2.92+5.12-2.25-0.46=8.39-4.98+3.87+9.67=7.6-0.38+1.64-7.35=9.76-9.08=9.17+3.98-1.02-6.32=7.6-4.31+4.34+2.05=8.17+3.26=8.01-0.18=1.49-1.14-0.1+6.01=6.96+6.02-3.42+7.01=3.49+1.29+0.64+1.76=3.03-2.11+9.59=8.1-7.19-0.57=6.32+4.46+9.16=9.21-6.88=8.92+5.97=8.86-4.76+5.47=8.68-2.43-3.11=8.35-1.28-1.84-3.86=2.19+0.7+7.71+5.15=1.58+6.17-5.22-0.79=4.81+8.03+4.19-6.08=5.27+9.47+3.25=9.89-2.13-5.36+8.41=4.72+2.37+7.42-7.08=7.68+1.8-7.64=4.61+1.13+0.14+3.02=8.68+1.1-2.3-1.9=7.43-1.09-0.71-1.54=5.03+1.64-6.45+1.68=1.27-0.09=7.79-0.47-7.06=3.14-1.02+9.55+2.76=9.54-0.08-1.28-3.03=0.59+8.94-1.44+9.11=5.22-0.85-1.05+2.36=9.33-0.78+2.02=5.4-3.53+8.61+7.68=5.71+4.09+9.05+5.15=6.94+7.99-7.54-0.82=0.95+1.33-1.72+3.82=8.94-0.36-0.35-5.74=7.95+8.01-1.06-9.25=7.89+8.37=8.08+5.73-2.62+1.15=9.03-7.48+9.63=8.63+9.68+6.46=7.19-0.24+1.08-6.83=5.79-1.03=5.31+7.21+1.28=4.07-3.05+3.92=4.15-1.3+2.54+1.41=8.46-1.06-7.2=5.44-5.02+6.75+6.37=5.01+5.48+0.39=6.33-2.96-1.5-0.77=4.88+4.75-2.81-1.37=5.93-1.09-1.89=4.06+5.38=4.62-1.12-2.86+8.02=3.08-1.19-1.43=3.66-2.57+3.27+3.06=9.54-1.52+0.61-7.13=8.6+9.64+6.16+6.94=3.82+6.98+9+4.52=9.78-4.65-3.59+1.21=5.82+4.66-1.54-6.76=3.72+5.72-0.89-2.48=9.1-6.09+0.97=8.83+5.78=7.19-6.73=8.27-2.43-1.69+5.28=9.78-2.47-0.46+6.19=4.91+4.26+2.31=9.56-0.68-3.68=6.8+7.63=2.06+6.67+9.19=6.87+3.7-2.1-0.22=6.34-0.29-1.57-0.53=7.15+6.91+1.26=9.32+2.68+4.43+9.24=2.71+7.37-8.45=2.25+5.65+9.44+8.77=0.43+0.16+9.68+9.12=4.22-2.44+5.18=9.87-2.62-0.97-0.24=5.95+3.43+6.69=7.32+3.53-1.72+4.66=0.72+1.44+4.86=8.5-3.59=8.16+8.53=7.67-2.19+4.56-9.14=9.79+3.06=3.67-2.9+3.19=2.09+0.87+7.07-8.85=5.4-1.48+4.85-7.35=6.28+2.17+6.54-3.89=7.53-0.05-0.83-1.4=7.16+6.6+3.51=0.33+4.2+4.95=6.2+5.87-0.21=5.46+7.49+2.67=4.6-2.99+7.12-4.99=0.17+4.09+3.41-0.15=5.91-5.75=3.84+8.98-3.8+6.78=7.1-4.68=4.77-3.5+1.96=3+4.18-7.08+9.1=0.98+9.46+6.43-2.11=7.79+4.17+5.28+8.64=4.25+0.58+1.39+5.34=4.43-4.04+7.42=6.93+3.27-6.07+0.49=3.77+2.49+9.62+8.83=8.54+1.46+8.79+3.4=7.69+3.47-1.5=1.98+4.88+3.85-6.52=8.03+7.14=5.34-1.08-0.17=9.33+6.85+8.86-5.41=8.8-2.97-1.97+2.09=9.86-5.17-1.5-1.74=3.26-2.47+3.84+3.43=4.01+8.08+8.22-8.63=1.51+3.7+1.47=8.44+5.97-1.16=7.68+4.32-7.47-1.25=8.95-1.86+9.66-8.94=8.14-1.46+7.95-5.92=6.5+7.57+2.22=6.54+9.73-8.25+7.6=7.7-7.03+3.08-1.1=7.11+6.68-5.04=8.46-0.36=7.39+8.22=4.73+9.69+6.5+4.82=9.32-2.78-3.73+6.54=1.9+5.54+2.63=4.56-3.32=3.97+5.91-5.39=8.69+7.14+3.27+5.71=4.34-2.48+6.81-2.44=5.7-2.04+8.05-6.74=8.8-0.39-4.64-1.96=1.18+0.22+2.98+4.97=7.91-5.13-0.5=6.02+9.83-4.26-4.4=2.59-1.28+7.83-2.8=6.95+0.21+9.42=7.64-2.65+8.98+0.58=7.83-0.06-1.09-4.93=5.96+4.34-7.12+3.13=9.45-6.88+8.85+6.5=4.25+7.18-4.86+8.12=6.81-4.46+9.56=6.71-4.55+1.31=8.02-0.09=5.24+6.63=7.84+1.07+1.71=8.93-2.35=9.74+1.71=1.07-0.62+9.46=9.29+1.48-0.75-5.22=6.82+3.08+5.06=8.97+6.25+4.58-5.74=5.37+9.07+5.28-1.26=5.23+3.24=2.94-1.14=5.64-0.86+3.68-0.11=9.71-3.45+5.19=9.22-2.67-0.05-1.88=7.56-7.45+1+9.28=5.6+7.58-4.15+9.25=6.04+9.91=2.41+1.7-1.57=7.42-7.08-0.22=4.86+6.11-9.9+3.24=5.18+6.1-7.42+1.97=5.75-0.5+3.42-4.22=1.61+8.54-0.76-1.34=8.39+9.71=2.84+7.15+0.78=9.05-5.92+9.28+2.8=2.46-0.19+8.83-4.4=7.9+9.36+5.09-9.74=9.12-0.26+8.18+4.97=3.86+6.91-4.99+8.29=2.62+1.07+3.59+3.94=5.43-1.88-0.1+1.94=7.9-2.37-5.19=9.73-2.97+8.35+0.27=5.29+0.41-3.66=5.38+4.82-9.61=2.71-1.94+5.01=4.34+9.23=7.78+9.58+0.88-9.52=6.23-3.26+2.43=7.65+5.92-2.84=6.25+2.7+6.21-7.47=8.45-0.33-5.14=5.56-2.57-1.57=8.44+6.33-3.36-1.89=2.44+1.91=5.33-2.88+9.7-0.09=4.24+0.99+7.88+9.78=2.71+6.45+1.59+4.24=5.39+6.59-7.38=9.03-1.47-1.08-4.44=9.4-5.93-0.54+7.76=8.72+8.08-7.31-2.8=8.05-1.85+5.41+2.17=7.96-3.95=4.04+7.28+8.47+1.21=2.79+9.9-7.89+2.31=8.54-3.64=7.15-1.43=7.1-4.33+2.61=6.49-1.79+7.54-4.32=9.78-2.6-2.45-4.29=3.87+5.91-4.87+1.41=2.99-2.3+3.98-1.29=9.44-4.02+6.51-9.25=0.68+9.18+5.55=4.09+7.18-9.53=5.96+3.99-6.4-2.54=6.2-3.34=7.15-0.68-3.13+3.35=9.85+3.76-1.37+7.53=3.4-0.3+7.85-8.87=5.63+1.75-0.43-3.22=7.42-2.54-4.18=9.14+3.87+0.3=9.23-6.38-1.99+9.38=3.74+4.93=9.95-6.82=0.22+5.02-3.86+8.01=4.15+1.19=4.33+2.36+7.82=6.02+4.08-8.61-0.92=7.63+1.35+4.14-6.17=5.83-2.34=8.76+4.14-0.9+2.88=9.42+6.32+5.44=8.73-1.44-1.35-1.55=7.09-3.69+0.22+5.51=8.68+7.33-7.3+2.86=7.07+7.44-2.75+5.4=8.52-0.19-0.24+9.81=5.38+2.95-5.16=6.84-3.84+6.35=6.4-0.98+8.52+1.51=7.36-1.61-3.3=3.81+9.04+8.68-1.6=9.54-5.91=7.38+3.18=4.5+5.79-5.69=3.1-1.24+0.46=8.84-1.6-1.01=7.64+8.38+5.43-7.37=1.81+6.27+5.35-9.74=6.22+2.25=8.52-1.78+3.61+3.24=2.06+4.59-5.24=9.29-0.81-1.99-3.05=8.19-1.8-3=7.03-1.38+8.99-0.88=2.09+3.86-2.06+6.38=5.96+2.58+8.67+3.23=3.68-2.11+7.8-0.7=9.18-2.82-4.34+7.93=2.49+6.88-2.08=8.69-5.6-1.38=9.92+8.61-3.28-9.97=8.06-0.29-0.47-5.83=9.48-3.64-3.91+4.91=7.84-3.29+4.97+0.85=7.34+7.11-1.28=6.62-4.28+2.99+9.88=7.21-1.81-0.35+5.39=8.66+4.26+5.36-5.4=5.71+1.73+2.44-1.12=7.83-3.98-1.03-0.86=5.46+8.11-6.67+4.29=9.88+2.52=8.38+6.28-6.08+3.34=2.53-0.81+1.64-0.52=1.91+9.84=9.23-1.87=9.07+1.02+5.17+7.08=4.62+4.25+9.45-2.82=6.63-0.87=7.12+1.22+1.82=6.7-0.69=1.63-0.33+1.65+7.07=7.96-4.08-0.87=6.56+5.09+0.71=8.61-1.7+0.04=5.8-0.41-0.74=7.28+8.79+9.1-7.82=8.41-7.71-0.37=9.5-6.04-2.63+4.61=9.23-6.21+3.46=2+3=3+7.64-5.45-4.28=6.84+6.53-2.61+4.91=6.85-4.55+7.46=8.89-7.3-0.75=6.49+3.36+2.03-6.98=6.39-0.64+3.56=7.07-3.27-0.8+6.9=3.13+6.33+5.82-0.15=5.41-2.18=9.29+6.09=3.26-0.56=9.39-6.36-1.02+0.32=8.51-3.97+3.12=5.23+4.51+6.44-1.21=5.64-2.44-2.86=4.93-1.63+0.4-0.18=8.51+4.05+3.87-9.64=4.31-3.47+6.83+7.55=8.17-0.62-6.52+0.52=9.22+8.78+9.81+7.11=7.17-0.52+4.18=1.83+8.31-8.73=4.43+2.54-3.82+9.93=4.92-2.6-1.01-0.62=1.99+6.21-6.72=7.59+8.96-5.33=9.6-3.41+8.91-3.03=3.64-2.01+3.53=0.26+6.37=5.95+0.62+8.46=4.58+6.61+0.75+8.95=4.44+1.19-2.5=7.96-1.42-1.04=9.94+0.45-6.38+4.98=9.44-2.79+2.08=6.72+6.31-6.92-3.72=9.42-4.68-1.59=6.29+0.49-0.22=6.65-0.74=6.98-1.03=6.51-6.06=7.82-4.17+0.87+1.17=5.64-5.4+7.54=2.04-0.61+9.55-4.92=8.12+6.61-8.37=4.68-1.18-2.91=7.13-1.25+3.22+3.26=0.03+8.7-7.07=5.91-1.39-4.16+2=9.66-3.51-0.84+2.05=9.1-2.12-4.03+0.55=4.16+4.23+2.3=9.05-0.71-3.83=4.42+9.97-9.2+1.06=8.82+0.84+7.29=7.78-2.89+4.73+0.1=6.46-2.51+0.29-0.58=2.61+9.91-7.9+4.22=3.78+4.77+4.09-4.34=8.81-5.43-0.77+8.05=2.43-1.7=9.42-1.01-6.23-1.5=0.59+2.37+7.23=6.62-4.05-1.17+1.05=0.45+5.58+9.79+9.39=0.32+9.33=9.91+4.82=8.5+8.39-7.69-5.84=4.87+2.33-0.61=8.75-1.96-2.01+6.38=5.76+4.96-3.32-2.81=6.09+6.27+1.21+2.02=8.61-3.63-0.98+6.6=4.85-1.86+4.01+4.74=3.16+4.8+1.2=7.57-2.44-1.02-3.29=6.11-5.83+1.44-1.01=4.84-1.45=8.85-6.03+0.46=1.9-0.12+2.42=1.44+5.91+5.24-7.26=8.27+9.64-9.63=7.83+9.54-5.73-0.78=7.66+9.92+2.4-9.97=8.7-3.45+7.94-5.6=4.98-1.75=8.54-3.5+5.91=2.73+1.06-0.51=8.69-3.94-0.91-1.12=2.14+8.8-8.75+5.69=0.85+6+1.08=8.82-2.09-5.34=6.54-2.15-0.27-2.12=6.1+8.12+5.33=4.76-3.38+7.11=4.73+9.79-2.75-3.47=9.21-0.68-1.37-1.73=7.8+9.26-1.71-9.71=8.28+7.9-2.02+9.68=9.62-1.64-3.36-2.66=5.3+3.44+6.12+3.05=9.33+2.98-5.1=7.93-3.22+5.78=7.47+4.59=4.44+7.01-7.93=7.78-1.08-2.4-0.15=8.37-2.82+3.13-1.25=4.8-1.42-0.68-0.64=8.69-5.74+3.9+0.59=0.19+7.66-1.94-4.71=7.19+8.64+2.19+7.2=4.64+6.26+7.09=4.69+9.25-6.69-6.77=9.8-6.52+3.66+2.8=2.65+1.47+2.2=6.74+9.57+6.77=2.23+4.58+8.85-6.06=7.17-5.76-1.31+7=5.7-2.79+0.07+7.92=6.17+9.25-9.7+8.26=9.33-7.2-0.49=4.7-1.58-1.04=0.69+8.45-4.47-3.95=3.06-2.23=3.68+3.88=6.17+5.31=4.62-3.74+6.31=9.66+4.59-9.84=4.39+0.05+4.72-1.83=6.71-0.97+8.27-5.19=8.04-5.44+0.7=7.28+4.32-1.9=2.12+0.16=9.24+7.41-3.41+5.46=4.94-3.08-1.43=6.78+3.42+5.61+0.65=1.74+6.1+5.83-2.55=5.26+1.99=5.49-0.66-3.3-0.9=8.92+4.19-5.5=7.52-0.59+1.6-5.64=7.22-4.72+8.72+5.72=5.05+2.59=8.1-0.43-4.69=9.82-1.64-4.04=8.53-5.43+9.73-0.4=7.97+8.59-6.05-0.97=9.55-3.24-5.1+9.94=9.12+0.75=4.71-3.71+1.33=5.47+5.97+4.95-7.81=7.54+6.71+6.37+3.5=9.76-8.1=5.53-4.39=3.28-0.8+5.61-5.67=8.82+7.54-2.52+7.79=0.79+7.77-5.15=3.1-0.15=7.7-2.7-0.68-3.83=6.51+0.61-0.36=5.82-1.49+7.92-2.56=6.51+9.04-6.68+7.97=2.18+6.45-7.01=3.62-1.63+7.9-8.73=3.52+6.42-5.86=6.85+8.01-7.86+0.78=8.44+6.8-8.21-0.05=9.48-1.19=3.51+6.54-0.54+3.23=9.67+5.42+5.94=8.06-1.47+3.92+4.81=0.7+8.86-8.29=6.45+5.78=7.55-1.52-5.7=6.28+3.82=9.5+7.39+8.4+5.4=4.12+3.46=9.05-5.73+9.65+1.29=0.61+2.24=9.99-5.35+0.91=8.49-1.45+6.47-8.83=9.49-0.72-3.79-2.75=1.33+6.45-6.19+5.62=3.5+4.86-8.22=4.99-1.14-3.26=9.95+4.76=7.9+7.96=2.27-1.28-0.19+3.81=5.87+1.65-0.74-1.82=9.78-8.36+4.51-5.23=3.91+6.9-2.01-1.19=7.04-2.96-0.84-0.85=9.9-6.79+3.25-5.51=6.17+2.84-3.57+9.18=1.11+1.73+4.87+6.15=8.72-0.38-5.86-1.23=5.59+1.7-4.32-2.85=5.63+6.21-1.78=8.34-0.35+6.33+4=6.42+5=1.17+7.46-1.09+4.31=3.09+2.27+5.9+8.1=9.57-1-1.49=6.62+5.56-3.36-4.34=3.9+6.42=9.31-4.64+6.03=7.64-0.94-0.23-3.93=7.85-3.63-1.64-2.41=1.57+8.93+1.37=6.52-2.62-0.9-0.52=9.28-7.23=5.88+3.46+7.99=4.46-0.56-2.04=9.21+1.84-8.14+1.96=1.23+4.4+7.49-1.36=9.51-6.49=9.9-3.92-5.12=6.37+0.13-4.21+9.95=6.1-4.21=8.96-4.61=3.36-1.99+6.34+9.29=7.01-0.32+6.2=7.52+8.44-9.46=7.95-6.99-0.45+8.25=6.16-4.47+6.2+9.84=6.76-4.64-1.17-0.37=6.77+0.39+9.4=6.59-4.25=8.21-4.47+9.83+0.63=8.71-2.87-1.88=5.24+7.09-1.68-4.98=9.44-1.76-2.46-3.59=4.46+0.5+9.32=6.52-0.78+4+3.33=0.37+0.53+8.06=8.07+7.28=4.58+7.39+7.42+1.83=9.54-1.73-2.07-1.75=2.79+4.79=8.84+9.76+1.79-5.24=6.96-1.54-0.91+6.11=8.27-4.64+0.55=9.81-3.53+5.42-5.65=6.76-5.26-1.33=8.64-5.86+4.87-0.93=9.44-4.3-1.41-2.22=8.53-5.19-0.94+8.88=8.34+5.49-8.86-0.61=8.04-0.97+2.66+6.99=9.69-7.79+5.31=1.88+5.96-4.61+6.45=2.4-1.45+0.33+0.11=3.99+9.15+2.89+4.07=7.5-2.65-3.06=3.8+6.16+0.61=3.48+8.68+9.7=9.01-2.01-3.2=5.11+2.84+1.54-1.44=7.52-1.09+4.76-5.06=9.95-1.16+7.87-3.55=9.99+0.11+0.32+0.27=8.08-1.54-3.31-0.52=8.74-4.93-3.34+6.67=6.52-0.13-3+8.42=9.36-3.72+9.51-8.4=7.18+2.52-7.14+1.47=7.41+2=0.3+3.14+7.06+6.23=6.48-2.04-1.67-1.78=7.63-7.49+0.74+7.68=6.72+6.97+2.68-8.34=9.34-3.54+8.19=7.04+0.35-0.7-4.79=参考答案8.68-3.78+6.85=11.754.17+4.72-8.38=0.513.66-0.86+2.83=5.636.05-4.34+3+7.37=12.089.95+6.59+1.7+9.66=27.91.27+7.67+7.13-9.17=6.98.78-0.78-2.61-1.53=3.868.38+2.48+3=13.869.84-6.86+5.25=8.232.24+7.97-0.72-9.03=0.469.24-0.73-4.03+5.17=9.655.84-0.93+8.58-3.2=10.299.3-1.51=7.799.78+7.89-3.71+0.11=14.071.88+8.89+9.04+5.74=25.559.53+8.23+9.75-2.56=24.954.96-0.65-3.1+6.4=7.617.86-0.79+1.88-1.99=6.965.99+1.32+1.43-3.64=5.19.61-2.06-0.27-1.46=5.829.85-0.02-7.84=1.999.48-3.75-3.25+8.54=11.027.78-6.02+8.3+7.97=18.039.14-1.35-0.02-6.27=1.58.65+7.74-3.52=12.878.4-0.69-1.04+8.39=15.068.01-3.23+1.55-3.74=2.591.69+5.34+2.17-7.73=1.477.88+0.51-0.23+0.84=98.3-3.88+0.16+1.9=6.482.01-0.95-0.55+2.97=3.481.77+2.77+9.81=14.356.58-0.27-5.78+3.09=3.628.22-3.17+7.98=13.039.29+5.58-2.9-5.16=6.819.58+4.09-5.33-1.24=7.15.84-5.29+8.03=8.585.47-2.52-2.17+1.54=2.325.67+6.98-8.02+9.46=14.094.92+9-0.99-6.11=6.823.11+3.72+0.39+9.13=16.357.11+2.9+9.61=19.629.27+0.35+8.11-6.11=11.628.01+6.06-0.84-0.99=12.248.05-1.11-6.66=0.282.73+6.05+8.33=17.116.26-4.73+3.51+4.75=9.796.44-4.76+4.02+1.06=6.769.57-5.89-1.46-0.71=1.513.19+4.39-5.91-0.28=1.397.68-4.99=2.699.38-2.86-1.97=4.557.74+4.98=12.725.56-0.71-1.92-1.77=1.164.68+6.24-1.05-6.04=3.837.81-3.91-1.59+8.71=11.027.8+4.21+1.58+9.05=22.644.68+3.65-1.4+3.06=9.990.45+6.53-2.14=4.846.45-0.3-0.45-4.03=1.678.46+5.29-5.54-3.4=4.813.87-1.7+3.09=5.266.01-0.06+0.32=6.277.82+4.23-0.89-8.84=2.326.1-4.31+7.69+8.74=18.223.49+9.28-9.59+7.6=10.789.4-0.97-2.8-4.42=1.217.17+3.64+9.78+3.86=24.458.33+9.99+3.35-0.1=21.577.62-6.26-0.54+0.34=1.161.94-0.52+0.37=1.796.78-3.11-2.5=1.178.19-1.73-1.98+7.45=11.934.16+0.13+7.8=12.090.19+5.54+9.2-8.96=5.978.69-1.01+4.38-8.6=3.469.29-0.42+5.96-3.51=11.328.66-0.79-3.64=4.234.44+0.84+4.88+8.03=18.191.28+9.76-0.59-6.32=4.137.22-1.59+5.45+4.36=15.443.78+9.25-7.11=5.929.59-0.98-2.38-0.29=5.949.09-1.41+9.53+1.92=19.137.25+7.64-6.72=8.173.39+6.16-5.05=4.51.7+5.83+4.1+4.72=16.358.46+5.52-8.77=5.219.25-2.27-2.97-3.65=0.362.11+5.9+6.33+8.57=22.911.05+5.82+9.95+0.5=17.328.1-1.54-1.48+4.43=9.519.54+1.59-2.31+5.8=14.627.57+6.16-2.26=11.477.42+4.34-4.71=7.057.07+2.6+9.95-9.91=9.719.6-3.98-4.41+4.31=5.528.15+3.64=11.794.44-2.52+5.73-1.72=5.930.89+1.1+9.53+4.66=16.189.06-1.91-1.9=5.257.14+8.36+0.85=16.357.21-4.24+4.06=7.038.79-1.49-0.42=6.889.65-4.04=5.616.15+6.56+8.9-9.01=12.60.08+6.61+4.49+1.46=12.649.87-1.51-7.3+4.41=5.474.1+0.59-1.21=3.486.62+6.88-7.91+0.54=6.134.15-0.91-0.26+1.49=4.479.68-0.96+1.42=10.142.29+4.06-4.89=1.468.54+3.7+7.79-0.79=19.244.55+3.99+9.32+0.66=18.529.4-6.89=2.513.34+6.56+3.36-1.85=11.417.7-3.7-0.74+0.3=3.568-4.75+3.59+2.14=8.983.88+4.77+0.91+5.09=14.655.22-0.17=5.052.75+1.64=4.390.28+8.8-3.69=5.399.42-9.19+2.33+6.62=9.181.43+5.43=6.864.44+0.28+1.3+7.21=13.234.43+4.72+7.66+6.1=22.918.97-1.41-2.91=4.652.36+8.05+5.27-6.9=8.788.46+9.76-8.96-2.43=6.835.81-4.59-0.96+0.8=1.064.96-2.19=2.776.5-3.01+3.78-4.62=2.655.53-1.74+3.93+8.87=16.594.85-4.74+0.59=0.76.52-4.35-0.81=1.361.46+8.13+2.66-5.75=6.54.27+2.69=6.969.39-3.68+8.86-1.55=13.021.04+2.89+4.41+5.27=13.614.03+0.54+3.7-4.95=3.322.58+8.73=11.319.92-1.23-0.24-2.34=6.119.55+9.63-7.03+8.09=20.246.25-5.1+4.95+8.23=14.336.56+0.9+4.64=12.19.07-2.31+6.43+9.95=23.148.11-5.86-0.7=1.559.19-3.38-0.91-4.59=0.314.51-0.74+8.93-6.98=5.723.02-2.34+8.05=8.736.98-1.43-2.57+3.88=6.863.86-1.4=2.467.57+5.21-0.96-2.01=9.819.66+8.07=17.739.62-1.88=7.741.41+2.83-0.51-1.7=2.034.39+1.4=5.796.51-1.28+1.01-2.72=3.520.79+3.89+8.18=12.868.45-2.45-0.39=5.616.22+1.02+3.53+5.23=165.86-1.51+0.19+7.19=11.730.3+1.91+8.03-2.1=8.148.22+8.93+4.46-6.21=15.49.81+3-1.73-4.18=6.90.99-0.51=0.489.64-1.93-5.67-1.55=0.496.47-2.52-0.12-1.28=2.558.76+6.93-0.24-3.99=11.467.59-2.44=5.159.81-0.15-2.4+1.66=8.928.82-3.52=5.38.78+3.29-1.14=10.936.53-0.02-5.31=1.29.15+1.83+4.48=15.464.19+1.59+5.7=11.488.53-3.75=4.785.02+2.75+3.81-2.38=9.22.92+5.12-2.25-0.46=5.338.39-4.98+3.87+9.67=16.957.6-0.38+1.64-7.35=1.519.76-9.08=0.689.17+3.98-1.02-6.32=5.817.6-4.31+4.34+2.05=9.688.17+3.26=11.438.01-0.18=7.831.49-1.14-0.1+6.01=6.266.96+6.02-3.42+7.01=16.573.49+1.29+0.64+1.76=7.183.03-2.11+9.59=10.518.1-7.19-0.57=0.346.32+4.46+9.16=19.949.21-6.88=2.338.92+5.97=14.898.86-4.76+5.47=9.578.68-2.43-3.11=3.148.35-1.28-1.84-3.86=1.372.19+0.7+7.71+5.15=15.751.58+6.17-5.22-0.79=1.744.81+8.03+4.19-6.08=10.955.27+9.47+3.25=17.999.89-2.13-5.36+8.41=10.814.72+2.37+7.42-7.08=7.437.68+1.8-7.64=1.844.61+1.13+0.14+3.02=8.98.68+1.1-2.3-1.9=5.587.43-1.09-0.71-1.54=4.095.03+1.64-6.45+1.68=1.91.27-0.09=1.187.79-0.47-7.06=0.263.14-1.02+9.55+2.76=14.439.54-0.08-1.28-3.03=5.150.59+8.94-1.44+9.11=17.25.22-0.85-1.05+2.36=5.689.33-0.78+2.02=10.575.4-3.53+8.61+7.68=18.165.71+4.09+9.05+5.15=246.94+7.99-7.54-0.82=6.570.95+1.33-1.72+3.82=4.388.94-0.36-0.35-5.74=2.497.95+8.01-1.06-9.25=5.657.89+8.37=16.268.08+5.73-2.62+1.15=12.349.03-7.48+9.63=11.188.63+9.68+6.46=24.777.19-0.24+1.08-6.83=1.25.79-1.03=4.765.31+7.21+1.28=13.84.07-3.05+3.92=4.944.15-1.3+2.54+1.41=6.88.46-1.06-7.2=0.25.44-5.02+6.75+6.37=13.545.01+5.48+0.39=10.886.33-2.96-1.5-0.77=1.14.88+4.75-2.81-1.37=5.455.93-1.09-1.89=2.954.06+5.38=9.444.62-1.12-2.86+8.02=8.663.08-1.19-1.43=0.463.66-2.57+3.27+3.06=7.429.54-1.52+0.61-7.13=1.58.6+9.64+6.16+6.94=31.343.82+6.98+9+4.52=24.329.78-4.65-3.59+1.21=2.755.82+4.66-1.54-6.76=2.183.72+5.72-0.89-2.48=6.079.1-6.09+0.97=3.988.83+5.78=14.617.19-6.73=0.468.27-2.43-1.69+5.28=9.439.78-2.47-0.46+6.19=13.044.91+4.26+2.31=11.489.56-0.68-3.68=5.26.8+7.63=14.432.06+6.67+9.19=17.926.87+3.7-2.1-0.22=8.256.34-0.29-1.57-0.53=3.957.15+6.91+1.26=15.329.32+2.68+4.43+9.24=25.672.71+7.37-8.45=1.632.25+5.65+9.44+8.77=26.110.43+0.16+9.68+9.12=19.394.22-2.44+5.18=6.969.87-2.62-0.97-0.24=6.045.95+3.43+6.69=16.077.32+3.53-1.72+4.66=13.790.72+1.44+4.86=7.028.5-3.59=4.918.16+8.53=16.697.67-2.19+4.56-9.14=0.99.79+3.06=12.853.67-2.9+3.19=3.962.09+0.87+7.07-8.85=1.185.4-1.48+4.85-7.35=1.426.28+2.17+6.54-3.89=11.17.53-0.05-0.83-1.4=5.257.16+6.6+3.51=17.270.33+4.2+4.95=9.486.2+5.87-0.21=11.865.46+7.49+2.67=15.624.6-2.99+7.12-4.99=3.740.17+4.09+3.41-0.15=7.525.91-5.75=0.163.84+8.98-3.8+6.78=15.87.1-4.68=2.424.77-3.5+1.96=3.233+4.18-7.08+9.1=9.20.98+9.46+6.43-2.11=14.767.79+4.17+5.28+8.64=25.884.25+0.58+1.39+5.34=11.564.43-4.04+7.42=7.816.93+3.27-6.07+0.49=4.623.77+2.49+9.62+8.83=24.718.54+1.46+8.79+3.4=22.197.69+3.47-1.5=9.661.98+4.88+3.85-6.52=4.198.03+7.14=15.175.34-1.08-0.17=4.099.33+6.85+8.86-5.41=19.638.8-2.97-1.97+2.09=5.959.86-5.17-1.5-1.74=1.453.26-2.47+3.84+3.43=8.064.01+8.08+8.22-8.63=11.681.51+3.7+1.47=6.688.44+5.97-1.16=13.257.68+4.32-7.47-1.25=3.288.95-1.86+9.66-8.94=7.818.14-1.46+7.95-5.92=8.716.5+7.57+2.22=16.296.54+9.73-8.25+7.6=15.627.7-7.03+3.08-1.1=2.657.11+6.68-5.04=8.758.46-0.36=8.17.39+8.22=15.614.73+9.69+6.5+4.82=25.749.32-2.78-3.73+6.54=9.351.9+5.54+2.63=10.074.56-3.32=1.243.97+5.91-5.39=4.498.69+7.14+3.27+5.71=24.814.34-2.48+6.81-2.44=6.235.7-2.04+8.05-6.74=4.978.8-0.39-4.64-1.96=1.811.18+0.22+2.98+4.97=9.357.91-5.13-0.5=2.286.02+9.83-4.26-4.4=7.192.59-1.28+7.83-2.8=6.346.95+0.21+9.42=16.587.64-2.65+8.98+0.58=14.557.83-0.06-1.09-4.93=1.755.96+4.34-7.12+3.13=6.319.45-6.88+8.85+6.5=17.924.25+7.18-4.86+8.12=14.696.81-4.46+9.56=11.916.71-4.55+1.31=3.478.02-0.09=7.935.24+6.63=11.877.84+1.07+1.71=10.628.93-2.35=6.589.74+1.71=11.451.07-0.62+9.46=9.919.29+1.48-0.75-5.22=4.86.82+3.08+5.06=14.968.97+6.25+4.58-5.74=14.065.37+9.07+5.28-1.26=18.465.23+3.24=8.472.94-1.14=1.85.64-0.86+3.68-0.11=8.359.71-3.45+5.19=11.459.22-2.67-0.05-1.88=4.627.56-7.45+1+9.28=10.395.6+7.58-4.15+9.25=18.286.04+9.91=15.952.41+1.7-1.57=2.547.42-7.08-0.22=0.124.86+6.11-9.9+3.24=4.315.18+6.1-7.42+1.97=5.835.75-0.5+3.42-4.22=4.451.61+8.54-0.76-1.34=8.058.39+9.71=18.12.84+7.15+0.78=10.779.05-5.92+9.28+2.8=15.212.46-0.19+8.83-4.4=6.77.9+9.36+5.09-9.74=12.619.12-0.26+8.18+4.97=22.013.86+6.91-4.99+8.29=14.072.62+1.07+3.59+3.94=11.225.43-1.88-0.1+1.94=5.397.9-2.37-5.19=0.349.73-2.97+8.35+0.27=15.385.29+0.41-3.66=2.045.38+4.82-9.61=0.592.71-1.94+5.01=5.784.34+9.23=13.577.78+9.58+0.88-9.52=8.726.23-3.26+2.43=5.47.65+5.92-2.84=10.736.25+2.7+6.21-7.47=7.698.45-0.33-5.14=2.985.56-2.57-1.57=1.428.44+6.33-3.36-1.89=9.522.44+1.91=4.355.33-2.88+9.7-0.09=12.064.24+0.99+7.88+9.78=22.892.71+6.45+1.59+4.24=14.995.39+6.59-7.38=4.69.03-1.47-1.08-4.44=2.049.4-5.93-0.54+7.76=10.698.72+8.08-7.31-2.8=6.698.05-1.85+5.41+2.17=13.787.96-3.95=4.014.04+7.28+8.47+1.21=212.79+9.9-7.89+2.31=7.118.54-3.64=4.97.15-1.43=5.727.1-4.33+2.61=5.386.49-1.79+7.54-4.32=7.929.78-2.6-2.45-4.29=0.443.87+5.91-4.87+1.41=6.322.99-2.3+3.98-1.29=3.389.44-4.02+6.51-9.25=2.680.68+9.18+5.55=15.414.09+7.18-9.53=1.745.96+3.99-6.4-2.54=1.016.2-3.34=2.867.15-0.68-3.13+3.35=6.699.85+3.76-1.37+7.53=19.773.4-0.3+7.85-8.87=2.085.63+1.75-0.43-3.22=3.737.42-2.54-4.18=0.79.14+3.87+0.3=13.319.23-6.38-1.99+9.38=10.243.74+4.93=8.679.95-6.82=3.130.22+5.02-3.86+8.01=9.394.15+1.19=5.344.33+2.36+7.82=14.516.02+4.08-8.61-0.92=0.577.63+1.35+4.14-6.17=6.955.83-2.34=3.498.76+4.14-0.9+2.88=14.889.42+6.32+5.44=21.188.73-1.44-1.35-1.55=4.397.09-3.69+0.22+5.51=9.138.68+7.33-7.3+2.86=11.577.07+7.44-2.75+5.4=17.168.52-0.19-0.24+9.81=17.95.38+2.95-5.16=3.176.84-3.84+6.35=9.356.4-0.98+8.52+1.51=15.457.36-1.61-3.3=2.453.81+9.04+8.68-1.6=19.939.54-5.91=3.637.38+3.18=10.564.5+5.79-5.69=4.63.1-1.24+0.46=2.328.84-1.6-1.01=6.237.64+8.38+5.43-7.37=14.081.81+6.27+5.35-9.74=3.696.22+2.25=8.478.52-1.78+3.61+3.24=13.592.06+4.59-5.24=1.419.29-0.81-1.99-3.05=3.448.19-1.8-3=3.397.03-1.38+8.99-0.88=13.762.09+3.86-2.06+6.38=10.275.96+2.58+8.67+3.23=20.443.68-2.11+7.8-0.7=8.679.18-2.82-4.34+7.93=9.952.49+6.88-2.08=7.298.69-5.6-1.38=1.719.92+8.61-3.28-9.97=5.288.06-0.29-0.47-5.83=1.479.48-3.64-3.91+4.91=6.847.84-3.29+4.97+0.85=10.377.34+7.11-1.28=13.176.62-4.28+2.99+9.88=15.217.21-1.81-0.35+5.39=10.448.66+4.26+5.36-5.4=12.885.71+1.73+2.44-1.12=8.767.83-3.98-1.03-0.86=1.965.46+8.11-6.67+4.29=11.199.88+2.52=12.48.38+6.28-6.08+3.34=11.922.53-0.81+1.64-0.52=2.841.91+9.84=11.759.23-1.87=7.369.07+1.02+5.17+7.08=22.344.62+4.25+9.45-2.82=15.56.63-0.87=5.767.12+1.22+1.82=10.166.7-0.69=6.011.63-0.33+1.65+7.07=10.027.96-4.08-0.87=3.016.56+5.09+0.71=12.368.61-1.7+0.04=6.955.8-0.41-0.74=4.657.28+8.79+9.1-7.82=17.358.41-7.71-0.37=0.339.5-6.04-2.63+4.61=5.449.23-6.21+3.46=6.482+3=53+7.64-5.45-4.28=0.916.84+6.53-2.61+4.91=15.676.85-4.55+7.46=9.768.89-7.3-0.75=0.846.49+3.36+2.03-6.98=4.96.39-0.64+3.56=9.317.07-3.27-0.8+6.9=9.93.13+6.33+5.82-0.15=15.135.41-2.18=3.239.29+6.09=15.383.26-0.56=2.79.39-6.36-1.02+0.32=2.338.51-3.97+3.12=7.665.23+4.51+6.44-1.21=14.975.64-2.44-2.86=0.344.93-1.63+0.4-0.18=3.528.51+4.05+3.87-9.64=6.794.31-3.47+6.83+7.55=15.228.17-0.62-6.52+0.52=1.559.22+8.78+9.81+7.11=34.927.17-0.52+4.18=10.831.83+8.31-8.73=1.414.43+2.54-3.82+9.93=13.084.92-2.6-1.01-0.62=0.691.99+6.21-6.72=1.487.59+8.96-5.33=11.229.6-3.41+8.91-3.03=12.073.64-2.01+3.53=5.160.26+6.37=6.635.95+0.62+8.46=15.034.58+6.61+0.75+8.95=20.894.44+1.19-2.5=3.137.96-1.42-1.04=5.59.94+0.45-6.38+4.98=8.999.44-2.79+2.08=8.736.72+6.31-6.92-3.72=2.399.42-4.68-1.59=3.156.29+0.49-0.22=6.566.65-0.74=5.916.98-1.03=5.956.51-6.06=0.457.82-4.17+0.87+1.17=5.695.64-5.4+7.54=7.782.04-0.61+9.55-4.92=6.068.12+6.61-8.37=6.364.68-1.18-2.91=0.597.13-1.25+3.22+3.26=12.360.03+8.7-7.07=1.665.91-1.39-4.16+2=2.369.66-3.51-0.84+2.05=7.369.1-2.12-4.03+0.55=3.54.16+4.23+2.3=10.699.05-0.71-3.83=4.514.42+9.97-9.2+1.06=6.258.82+0.84+7.29=16.957.78-2.89+4.73+0.1=9.726.46-2.51+0.29-0.58=3.662.61+9.91-7.9+4.22=8.843.78+4.77+4.09-4.34=8.38.81-5.43-0.77+8.05=10.662.43-1.7=0.739.42-1.01-6.23-1.5=0.680.59+2.37+7.23=10.196.62-4.05-1.17+1.05=2.450.45+5.58+9.79+9.39=25.210.32+9.33=9.659.91+4.82=14.738.5+8.39-7.69-5.84=3.364.87+2.33-0.61=6.598.75-1.96-2.01+6.38=11.165.76+4.96-3.32-2.81=4.596.09+6.27+1.21+2.02=15.598.61-3.63-0.98+6.6=10.64.85-1.86+4.01+4.74=11.743.16+4.8+1.2=9.167.57-2.44-1.02-3.29=0.826.11-5.83+1.44-1.01=0.714.84-1.45=3.398.85-6.03+0.46=3.281.9-0.12+2.42=4.21.44+5.91+5.24-7.26=5.338.27+9.64-9.63=8.287.83+9.54-5.73-0.78=10.867.66+9.92+2.4-9.97=10.018.7-3.45+7.94-5.6=7.594.98-1.75=3.238.54-3.5+5.91=10.952.73+1.06-0.51=3.288.69-3.94-0.91-1.12=2.722.14+8.8-8.75+5.69=7.880.85+6+1.08=7.938.82-2.09-5.34=1.396.54-2.15-0.27-2.12=26.1+8.12+5.33=19.554.76-3.38+7.11=8.494.73+9.79-2.75-3.47=8.39.21-0.68-1.37-1.73=5.437.8+9.26-1.71-9.71=5.648.28+7.9-2.02+9.68=23.849.62-1.64-3.36-2.66=1.965.3+3.44+6.12+3.05=17.919.33+2.98-5.1=7.217.93-3.22+5.78=10.497.47+4.59=12.064.44+7.01-7.93=3.527.78-1.08-2.4-0.15=4.158.37-2.82+3.13-1.25=7.434.8-1.42-0.68-0.64=2.068.69-5.74+3.9+0.59=7.440.19+7.66-1.94-4.71=1.27.19+8.64+2.19+7.2=25.224.64+6.26+7.09=17.994.69+9.25-6.69-6.77=0.489.8-6.52+3.66+2.8=9.742.65+1.47+2.2=6.326.74+9.57+6.77=23.082.23+4.58+8.85-6.06=9.67.17-5.76-1.31+7=7.15.7-2.79+0.07+7.92=10.96.17+9.25-9.7+8.26=13.989.33-7.2-0.49=1.644.7-1.58-1.04=2.080.69+8.45-4.47-3.95=0.723.06-2.23=0.833.68+3.88=7.566.17+5.31=11.484.62-3.74+6.31=7.199.66+4.59-9.84=4.414.39+0.05+4.72-1.83=7.336.71-0.97+8.27-5.19=8.828.04-5.44+0.7=3.37.28+4.32-1.9=9.72.12+0.16=2.289.24+7.41-3.41+5.46=18.74.94-3.08-1.43=0.436.78+3.42+5.61+0.65=16.461.7