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8.3-0.89=1.96+7.34-1.18=9.51+8.5-7.73-9.71=5.11-4.06+1.45-0.99=2.91-2.23=2.69+1.57+7.49+4.75=2.33+7.97-7.99=9.34-3.19=6.8+5.08-1.5-4.18=2.61+8.98+3.19+7.16=7.15-3.2=3.81+2.94+7.07=0.46+8.91+2.72-7.04=7.01-4.48-0.54-1.25=6.83+9.95-3.78=2.6+2.81+8.21=6.11+4.37-2.9-2.52=9.52-5.62-0.04=8-0.72-1.17+0.35=5.29+6.51-3.73-4.21=7.84-1.49+1.67+1.12=8.77-4.48=1.96-1.75=6.53-1.18+5.19-1.65=7.19+8.4+7.18-3.64=4.08+5.81-8.08+2.77=8.42-3.28+0.53=7.35-7.06=4.3-2.94+7.39=7.93+7.14-1.4-5.1=4.56-1.24+8.79-4.68=3.38-2.7=3.46+0.67-0.17=5.83-0.6-0.2-1.58=9.83-4.52+1.85-6.24=5.8+6.37+3.3=5.12+9.41=3.9+8.33+0.35=9.38+4.68=1.41+8.23-0.58-0.14=3.78-0.92-1.73=6.95-1.95-3.57+6.3=8.37-6.58=2.63+1.07=9.05-1.94-3.84=7.07-3.35=9.65-6.44+8.82-9.7=7.85-2.71=8.17-0.39+0.27+1.27=2.82-1.99=5.72-0.66-0.86-1.13=0.38+5.6-0.18-1.89=7.52-0.2-5.02-1.85=6.47-0.17-2.95=2.68+8.15-3.06-0.05=8.7-4.91-2.26=8.71-3.55=6.96-1.02+6-8.19=9.08-0.19-4.46+3.54=8.61-3.01-0.08=6.51+6.8-9.9-0.04=6.48-1.92-2.77-0.13=7.93+2.32+9.04+2.9=7.95+8.26-6.93-1.82=5.1-4.94+5.69-4.4=1.16+5.91=2.79+6.3-2.97=9.47-4.79-0.2=7.87-3.98+0.69=7.52-7.17+1.35=9.94-3.28-3.55-2.25=0.76-0.45+8.26=9.82-3.76=3.83+0.19+1.37-1.88=6.48+3.72+0.95+3.17=2.17+3.31=5.48+8.93-7.33-4.29=9.49-7.43-1.08+9.07=5.8+6.85+3.81=6.69-1.16-4.51+3.3=5.03+1.99+4.12+0.57=4.21-1.8=2.93+8.79+3.56-7.98=5.7+6.03+5.4=7.68-3.67+2.23=8.71+6.31-6.49=5.23-4.53+7.67+9.39=9.23-1.47+0.78+5.82=5.66+4.38+0.43+7.49=1.35+8.13+9.06=4.99+6.46+8.02-2.11=8.81-6.98-0.64+6.35=4.65+6.26-6.08-3.04=5.13-0.37-3.71-0.13=3.56+7.73=9.92+9.67-8.68+5.84=8.71+9.41+1.17+1.61=9.83-0.81+8.2+9.95=0.49+6.58+4.43+0.21=9.9-7.62-1.3-0.34=2.72+7.39+3.44+9.94=6.8+0.63-4.68=9.62-2.18+2.62-8.5=0.96+3.28=9.54+5.49+6.39-8.44=5.81-0.36=8.11-4.98-2.7+7.4=8.76-6+1.3+8.54=8.98-5.81-2.93=9.19-2.01-4.78=7.71-2.84-2.2=6.23+3.54=1.14+2.33+3.19+1.55=9.58-7.3=0.43+3.94+1.89+6.09=9.42+2.7+5.06-7.12=6.74+4.07-8.48=4.62+0.88+4.44=9.19+6.25-9.8-1.61=7.76-2.72-2.81+3.34=3.65+2.33+2.23=3.43-0.41=9.07+8.48+2.28-4.04=7.77-0.95-4.88+9.53=5.55+4.96+8.62=8.93+7.75-7.46+1.16=3.46-3.1=3.81+7.63-7.89+5.27=9.12+4.23=5.01+7.65+4.51-7.33=2.33+9.46-5.46+9.53=3.26+0.06+2.33-1.85=9.1-3.6=1.08+0.91+3.43-2.66=5.85+2.68+5.45+2.33=2.47-0.8+8.84+9.54=0.23+2.49+6.51+0.47=4.05-2.76+0.18=4.07-0.52+5.02-6.29=6.52+7.78-8.03-3.94=4.92-1.51-0.78=6.76+0.4+4.03-1.82=8.59+8.09-5.14-0.48=9.99-5.21-1.87-1.45=4.69-2.91=4.17-1-1.15-1.32=8.55-2.13-4.46=8.95-0.41=3.5-1.41-1.42+3.47=3.17-1.4+5.98=2.47+5.66=5.15-3.15-1.49=5.68-0.24-2.38-2.73=3.63+1.2+3.42-7.1=6.05+9.54-4.97=6.03-2.94+4.59-4.44=9.74+2.46-2.99+4.79=9.52+5.65-5.95+9.56=7.27+1.53+4.62-1.42=0.24+6.98+4.59+5.54=9.35-1.52-2.81-3.78=7.04-1.04+9.1+2.83=8.1-1.02+0.74=4.07+5.36=9.32-1.58-1.3-1.72=1.4+6.04-6.09=7.39-1.57-1.73-3.79=4.48+8.05-2.05+1.88=5.89+4.84-7.95=7.78-3.8-2.04=9.13-5.57-2.83+4.19=6.16-4.48+5.92=9.01+3.49-4.87=7.94-2.33-5.26=7.11-5.88-0.2=4.59-1.98+7.71-8.45=6.15-3.93+1.45+0.06=8.36-0.65-0.93-0.75=2.35+6.8+2.24-7.82=9.49+5.96+1.6=6.86+5.81-4.6-3.4=0.64+5.9=2.01+9.98+0.68=6.66+4.78+4.83=8+4.18+1.67+7.06=7.67-5.45+5.07=6.77-1.44-0.15=3.72+5.79-0.77=7.85+0.43-5.93+8.78=0.91+5.12-5.52=0.74+5.34+2.05=3.91-2.85+3.45-0.64=3.69+1.03-0.36=8.4-3.66-4.38+5=8.36+8.95-8.79-1.38=7.98+2.93-0.55-4.72=9.18-2.79-4.38-0.52=2.9+0.87=8.19-0.57-4.98+3.72=9.48-4.53+3.41=1.93+6.86+9.33=5.35+0.87+5.96-8.63=6.91-5.3+6.38+5.13=8.5-7.25+0.6+0.81=9.13-1.37-2.4=9.47-6.04-1.5+8.52=0.62+4.66-4.75+5.24=7.46-0.29-1.4=7.63-3.85-0.03+8.58=9.03-1.75-3.7-1.3=5.41-4.13+0.57=2.14+8.76+2.75-7.04=3.29-0.58+8.96+7.7=6.44-2.81+5.19=3.16+5.79=7.12-3.82+0.24=7.06+1.17+6.32-2.84=9.01+1.93+7.7=3.23+1.49+6.35-9.05=3.47+7.56-7.62+5.44=0.23+8.96-3.28-5.43=7.9+8.17-8.03+6.63=5.95+1.15=7.35-3.42-2.72+9.91=8.34+3.14-5.07-2.26=3.12+5.73+1.14+9.73=8.43+2.88-8.78=5.42+4.21-6.18+8.57=9.43-4.7+8.81-5.74=9.92-3.83-3.79+4.98=8.03-0.69-1+0.93=3.25-2.4=6.76-5.59=0.14+5.18-1.57=6.16+7.91=8.54-3.14-1.66-1.84=3.7+8.37-1.4=2.95-2.5=0.22+2.62=2.04+8.6-6.59=5.16-3.54+0.51+6.25=8.2-1.18+3.46-5.02=7.14-4.16+6.74-7.46=5.58-2.76+6.99+7.7=6.66-3.53+9.7+9.75=9.65-5.27-0.56-2.79=7.48-7.27+5.21+7.34=9.3+5.95-9.1-0.11=7.94+3.62-9.25+5.44=3.65+4.78+8.32-8.66=2.34-0.67+1.47=8.57-1.67-5.89=3.85+9.06+0.68-2.85=9.38-3.96-2.9+2.03=2.33+1.94+2.87=4.44+8.61-2.82+2.89=8.46+7.36-3.17=8.86-0.41-3.7+7.24=8.36-4.81-0.11+3.8=7.15-3.52+0.11+4.91=8.27-1.3-4.84+0.36=9.26+1.13-3.04=7.96-2.54-4.25+0.91=1.61+5.57=0.35+2.3+5.63-2.41=4.68+5.02-8.33=6.7+5.37+7.35+5.6=3.98+6.08+9.71=3.79+3.26+6.14=6.88-1.06-0.6-4.63=7.95-2.9=8.68+2.02+0.03=9.66+9.81-0.65-4.95=6.6+3.07+4.61=6.73-0.46+1.92-6.25=9.44-4.95-0.97-2.44=5.15+2.36+4.76=7.28-1.9-0.78+5.87=3.82-2.2+4.9+2.56=7.4+6.29+7.24-2.35=4.25-2.19+7.99-9.8=0.23+7.15+8.62-5.05=5.14-0.48+1.58+2.65=5.1-4.08+9.62-3.12=9.89-0.73-7.75=5.72+5.99+9.84+9.4=8.5+7.48+4.81+3.49=6.65-4.72+8.81-5.02=9.89-7.36+2.07=5.26+0.7+9.83-8.64=3.33+1.57=4.4+6.99-8.79=7.71-1-4.46=9.33-2.09-3.48=1.52+2.52+7.72-4.01=7.22-3.75-1.16+5.58=3.45+7.93-6.36+3.68=6.29+6.43+6.06+5.81=8.18+8.96=7.03+9.16+8.41=9.89-0.31-3.46-1.3=9.57-9.21+5.13=1.68+8.72-9.79+9.9=8.79-1.55+5.82=7.7-6.64+1.1=7.32+2.24+4.37=0.91+7.88+1.92=0.03+4.83+5.96=6.65-4.13+5.86-5.31=6.09+7.45=3.18+0.15=7.31+5.64+8.48-2.18=5.57+7.38+9.1=2.14+4+6.85=7.6-6.99=7.48-3.34-3.62+8.86=9.37+0.76+1.27+1.61=9.84-4.54+3.49=0.24+9.05-1.9-4.93=3.32-2.31+1.57+1.47=3.06+4.16+5.94+2.65=1.73+0.22+6.14=8.21-1.11-1.65-4.5=8.43-3.37-2.98+2.44=6.32-0.92-0.34+0.64=6.36+2.59+2.87=2.44+4.41+1.66=4.53+1.32=7.24+2.49-5.7+4.73=4.49+3.79+4.17+4.38=4.05-1.84-0.94+1.73=7.16-0.26+6.35+1.44=8.62+3.57+1.96=3.35+5.77+2.08-8.88=7.55-6.91+9.37-4.79=5.84+2.71=5.38-1.73+2.26=8.09+9.09-8=7.41-0.85-0.28-1.34=8.45-3.8-1.22+2.75=2.24+5.94+5.72-5.78=8.3+1.26=9.87-1.66-4.12-2.3=4.34-0.48-0.89+6.43=1.14+0.64=9.25-0.99=8.83+5.78=6.75+8.77-7.62-2.53=8.75+7.95+7.09=4.25+9.19+8.32+8.89=4.63+8.64-9.02+9.58=7.74-7.18+9.45=6.03+5.84-7.42+5.43=9.09-8.36+8.3-8.74=8-4.69+8.63-4.79=1.85+9.57-0.59+5.96=7.33-4.2-2.3+3.68=3.95-3.15+4.61+8.45=2.15+9.83=3.11-0.13+4.27-0.84=0.25+8.2+3.35-4.79=5.66-2.29-3.23=8.62-1.48+7.45+7.55=7.37-1.52+8.13-3.56=7.44-1.22-5.86+9.69=6.58-4.07+3.82=5.75+1.31-4.33+7.14=9.47-6.92+2.79=3.13-1.07+2.4=9.34-8.16=8.72-4.05-3.95+9.8=9.99+1.75=8.05+9.77-2.1+6.16=4.5-1.23+6.22-1.04=0.98+0.24+2.79-3.72=7.61-2.79-2.58+7.54=7.73-1.03-5.78-0.36=3.87+7.63-3.2=6.08-5.51=5.35-1.9+3.19=5.32-0.44+2.37-3.84=6.89+2.2-2.07=8.03-5.59+8.86+2.85=0.86+7.23-0.56+4.82=6.66-0.18+9.62-0.07=6.79-0.66+6.58-0.76=2.19-0.8+9.79-4.2=4.27-1.16-2.99=6.48-0.09+9.06-0.39=8.02-1.19-2.21-2.4=2.49+1.12-0.87=8.55-0.45+3.46-2.2=6.92-0.81=1+9.49=9.58-4.48=6.44-5.18=7.95-5.2-2.19+0.06=8.58-2.54+8.04+0.48=9.71-2.83-3.13-1.72=9.65-1.54-3.31-0.34=2.88+2.86-1.98=9.94-6+4.39=6.74+1.03=7.54+6.83-8.32=7.97-5.25-0.24-1.83=9.35+6.55-1.57+6.83=5.58-5.29+8.65-4.53=2.55+4.09+8.92+6.64=7.77+6.52-7.19+1.16=2.5+4.66+4.46=9.81-4.72+3.12-2.54=9.9-1.34-5.62+4.7=9.27+1.68+5.7+2.09=6.48+9.4=9.76-1.69-6.38-0.81=1.73+1.17+0.8+2.47=9.2+0.87-1.33=7.5-6.98+8.65-6.21=8.59-0.67+9.38=5.79-2.63+8.31=5.65-2.2-1.41+1.88=7.01+7.99+2.58+3.61=8.59+5.74+5.99-6.79=8.65+8.03-9.75+8.85=7.31-4.39=7.42+8.4+4.76-6.66=4.58+1.2-5.46=2.04+2.93+4.36+1.02=7.63-2.59+7.41=4.19+8.34=7.72-7.32+9.96+3.89=3.09-0.68+4.97-3.61=7.04+8.63-5.08-9.56=6.73+6.98+7.72=7.9+9.21+8.08-9.16=1.59-0.47+1.7+0.65=7.34+9.73-3.69-5.71=6.2+3.04+7=8.04-1.19-0.85-1.15=5.4+4.82=7.66+5.34-3.94=5.26+1.4+7.48=5.55+4.99+5.12-9.35=9.08+5.18=7.99-1.23=4.6+3.77-2.61=5.26+9.64-0.75-1.12=2.56-1.03=8.93+8.15+0.4=6.21+1.41+6.78-5.44=0.45+6.55=9.78-9.33+7.3+3.95=1.83+0.07+0.21+3.24=5.98-4.61+6.15+6.68=2.81+7.41-9.3=4.54+8.74-6.94+4.89=2.21+8.67-9.15=9.74-6.52+4.11-3.03=9.72-1.26-0.93-5.35=8.44-6.78+1.34+6.56=9.28-8.85+3.71+4.01=5.05+0.37-0.81+1.68=1.34+7+2.63-0.14=1.5-0.62+2.95-2.66=1.71+1.75=8.01+9.09=6.33+6.62-0.66+6.26=8.68+4.13-6.44+4.14=9-7.73+3.87+6.06=3.21+5.46+1.34+0.82=8.11-0.69-2.95=7.93+1.07-8.16+3.41=6.5-4.27+0.54=9.46-0.8-3.99+7.71=3.93+4.32-4.9=2.52-2=8.23+8.43-5.57+4.52=4.97+4.49-3.54-3.12=8.26-0.64+9.84=9.19+2.5-2.94=0.68+5.81+8.54+0.67=6.22+1.75+9.46=1.6+2.51-1.49+7.06=2.97-0.37-0.57=3.88+4.7-6.14-1.78=9.53-0.7-0.58-0.93=5.75-5.47+1.27+8.68=0.75+7.15+0.89+1.21=9.9-2.41-1.09=2.61+3.7+4.25=4.94-3.96-0.13+8.47=5.95-1.02+3.91+7.23=6+6.79+8.48+2.72=7.55+8.37=3.05+4.11-6=8.88-4.25-2.81-0.86=7.17-5.23+7.31-7.89=9.78-8.83+9.99-5.01=8.07-1.25+5.44-5.89=9.91+2.15-3.14=8.4+4.77-5.91+6.49=2.68-1.2+0.17+6.61=8.4-6.47+1.66+0.78=9.91-0.42=7.74+4.99-0.53-0.75=9.54+3+3.06+8.15=9.22-3.83-4.56=8.14-0.71-1.42+7.65=7.14-0.02-4.24+1.43=7.31+2.72+6-3.46=9.77-2.85=6.52-2.29+3.04=7.11+3.67-7.3=0.87-0.77+7.64+5=6.66-5.97+4.46+6.65=8.74+5.41=7.77-3.09-3.57=2.94+7.49-3.23=7.86-4.87-1.43=7.61-5.2=7.2-3.74=6.81+9.24+5.31-0.73=8.37-3.84-0.97=9.7-0.04-0.87-0.63=9.66+3.47+9.06-1.79=4.59-0.7+1.84=7.34-1.07-4.56=9.15+3.97-1.46-1.99=1.59+9.7-2.38=3.36+5.88-2.34=1.43+0.02=3.51-0.33-2.48=5.7-0.34-2.35=9.1-3.39-2.65=5.6+8.47=8.89-3.27+6.35+9.7=7.27+1.85=9.23-0.35-4.1-1.83=6.67-2.99-3.45=9.86-0.03-2.41=4.91-0.21+7.22-0.39=7.83-6.5+8.32-0.87=4.65+4.44-7.83+1.2=8.3+5.62-5.42-0.46=7.65-1.41-2.69=9.01-6.09+3.12+7.01=1.67+1.02+2.15+6.12=5.63-0.53-3.56+3.14=7.58-2.71-3.97-0.19=0.67+1.39+9.71+1.86=3.73+5.7=4.45+8.79+7.04=8.66-0.93-5.12+1.21=9.35+1.44+7.54-6.9=3.44+3.49=8.91-1.04-0.59-1.75=8.7-0.12-1.61-2.89=5.21-1.41+9.31=6.11-0.66+0.68+6.65=9.69-5.99+1.65+9.99=8.43-7.35-0.52=7.84+3.15-7.8+6.02=8.7-4.09-2.41=3.5+2.13-4.09+2.71=6.99+4.49-7.25-1.08=8.63-0.09+8.15-4.15=9.87-3.51+0.62=6.9-0.72-0.11=1.88-1.11+5.4=5.99-4.24-1.65+4.99=9.2+7.67-8.14=7.15-4.08=9.35-4.07-1.72-2.46=4.25+8.51-2.03+9.06=9.73+5.57-6.47-3.06=4.44-3.04+3.36=3.3+8.45+2.32-9.45=4.42-2.33=9.48-3.87+4.55=1.24+3.22=9.5-3.94-0.1+8.05=6.45+4.69=6.84+1.97+7.43-4.5=7.66+8.17+2.34+2.82=5.65+3.63+7.39=6.23+7.4=3.64-0.81-0.26+8.96=4.42-3.01=8.33-0.16+2.29=5.82-4.85=5.1+3.26-0.99-3.81=7.19-3.17+2.8=4.28+0.96+4.36-6.45=2.44+1.12+9.64-2.04=8.14+7.85+9.96=8.65+1.33-0.56-8.11=5.03+5.58-6.18+7.12=2.43+7.38=9.28-1.55-4.73-0.17=9.67-4.64+8.11+7.57=9.35-5.67-3-0.48=5.84+0.59-2.45=5.85+6.96+0.91+7.72=3.29+2.87+8.7-9.98=3.45-1.02+4.71=6.74+8.71=9.66-1.31-8.25+7.51=2.4+6.81+4.17+5.88=7.21-1.06+3.35+2.99=5.26-1.44=8.89+6.33-8.48+6.37=4.78+9.3-1.5-0.39=9.49+2.16-6.38-3.93=3.96-3.18+1.62=2.52+1.21+6.28+2.02=9.29-6.96=6.8+2.81+5.55-8.15=8.15-6.16+3.92+5.39=8.66+5.37+2.22+7.01=9.57-4.18-2.09+6.57=7.72+5.92-1.09+5.49=5.56-4.2+5.89-5.07=6.34+6.28-1.19+9.29=8.72+8.19-4.79-0.14=7.45+8.98-7.33+0.28=8.28+5.51-4.48-4.26=0.56+6.73+3.87-1.34=8.04+2.91+5.95+3.06=7.68-1.71-2.81=6.91+4.36-6.7+1.81=9.63-2.15-0.02=7.96-0.63-1.2-3.62=5.62-4.64+9.28=7.52-2.33+6.35=6.57-1.8-2.3=7.45-2.32+1.87-4.06=5.01-0.43-1.7=7.91-0.43-1.81-0.4=1.32+7.45-5.7=8.39+8.44-9.08-0.51=9.44+1.05-1.83-4.08=9.84-8.83=7.2+7.15+3.6+2.83=7.81-3.92-2.4+4.22=3.88+4.92+0.93=9.36+5.62-7.5-0.06=3.85-0.69-2.2=0.15+4.48-4.24+7.89=9.7+3.96-2.74-9=7.85-5.59-0.87-0.31=8.59-6.63=9.99-0.52+4.12+4.09=7.42+1.55+0.51=2.52+7.45=5.84+3.63-8.39+7.46=9.54+9.4+5.33-5.28=1.08+4.07+0.5=6.71-3.66+4.86+2.27=9.63+6.25-7.88-6.34=7.86-4.15+9.8-1.66=3.14+3.92+7.05+1.52=2.58+8.06+5.64=6.33+8.68-7.17-0.11=6.82-3.89+5.73-2.24=8.69+2.89-6.71+4.66=3.17+7.69+0.19=7.63+3.6-0.42=8.13-3.43+6.81+0.56=3.79-0.36+2.78=2.47+6.66+5.44+1.82=7.48-6.63+7.62=7.37-2.99+0.66-0.92=2.37-0.29-1.87+0.82=6.65-5.82+9.4-2.01=9.48-0.4-2.29-2.3=4.35+3.81-3.5=8.11+0.68-0.1+0.66=7.34-5.62+1.21=4.39+9.86+9.84+7.81=1.78+5.88+2.92=4.91-4.05-0.13=7.49-6.96=6.26-5.38-0.35+7.29=3.73-1.59=7.11-4.22-0.75-1.17=3.42+5.72-5.43-3.01=7.15-1.96-0.45=7.68+9.46+6.63+1.09=8.16+8.67-1.68+6.88=3.07+1.26+8.35-0.57=9.98-7.08-1.13+1.3=6.45+5.42-2.53=4.04+3.9+2.52-3.19=2.6+3.5+0.97-4.31=7.31+8.22-2.82-8.39=8.46-5.03+0.07+5.47=4.94+1.8-2.08+7.21=8.9+6.73-5.26+0.37=9.47-0.89+5.61-5.43=8.05-3.93+5.34=8.08-7.52=9.79-1.98+8.08=4.85+9.72-0.13+8.36=9.9-9.55+4.04-2.39=5.33-0.68-3.1-0.35=8.65-4.92-2.56=6.65-3.44-1.62=8.2+7.58-8.88=0.61+5.15+2.35=6.55+2.91-0.04-1.56=3.55-2.76=4.63-1.31-0.5-0.69=9.52+2.67-9.47=9.46-0.35+7.19-5.73=2.08-1.14+5.5+0.14=9.21-3.28=8.94-5.68-0.17=3.24+2.86+3.6=5.76+2.74-2.08=4.8+3.13+3.46=9.58-2.7-0.76-0.83=0.24+4.65+8.71+9.92=9.24+5.58-3.27-1.12=2.15+5.27-1.82=8.59-5.38+8.95-8.88=7.56-3.34+1.25+3.36=7.51-0.44-3.7-0.15=9.91+8.73-0.45-5.48=5.37+3.66+0.62+4.93=5.22+4.16=9.53+4.4+0.29-7.28=5.34-0.34-4.37+5.79=8.75+4.02-5.8+7.07=6.51-1.65+1.7+1.11=9.64+8.39+4.2=9.25-0.83+3.96=4.03+4.53-2.54-3.08=7.21-0.15-5.02-0.02=4.44+7.44+5.64+8.62=6.23-0.79+1.57=8.78-1.36-5.83=3.73-2.26+8.76=6.79-1.95-2.83=6.69+2.24+3.25-4.85=2.86+8.11+4.28+0.64=4.28-0.4+4.14+4.01=6.19+7.86+7.75+9.51=4.63+2.45=9.67+2.88=8.94+9.26-9.62=5.05+1.01+5.74+7.29=3.95-1.24+6.03+7.34=9.86-4.03-2.51-1.31=3.39+5.57-5.17-2.93=4.7+4.79-5.13-3.37=5.36+0.49+3.53=参考答案8.3-0.89=7.411.96+7.34-1.18=8.129.51+8.5-7.73-9.71=0.575.11-4.06+1.45-0.99=1.512.91-2.23=0.682.69+1.57+7.49+4.75=16.52.33+7.97-7.99=2.319.34-3.19=6.156.8+5.08-1.5-4.18=6.22.61+8.98+3.19+7.16=21.947.15-3.2=3.953.81+2.94+7.07=13.820.46+8.91+2.72-7.04=5.057.01-4.48-0.54-1.25=0.746.83+9.95-3.78=132.6+2.81+8.21=13.626.11+4.37-2.9-2.52=5.069.52-5.62-0.04=3.868-0.72-1.17+0.35=6.465.29+6.51-3.73-4.21=3.867.84-1.49+1.67+1.12=9.148.77-4.48=4.291.96-1.75=0.216.53-1.18+5.19-1.65=8.897.19+8.4+7.18-3.64=19.134.08+5.81-8.08+2.77=4.588.42-3.28+0.53=5.677.35-7.06=0.294.3-2.94+7.39=8.757.93+7.14-1.4-5.1=8.574.56-1.24+8.79-4.68=7.433.38-2.7=0.683.46+0.67-0.17=3.965.83-0.6-0.2-1.58=3.459.83-4.52+1.85-6.24=0.925.8+6.37+3.3=15.475.12+9.41=14.533.9+8.33+0.35=12.589.38+4.68=14.061.41+8.23-0.58-0.14=8.923.78-0.92-1.73=1.136.95-1.95-3.57+6.3=7.738.37-6.58=1.792.63+1.07=3.79.05-1.94-3.84=3.277.07-3.35=3.729.65-6.44+8.82-9.7=2.337.85-2.71=5.148.17-0.39+0.27+1.27=9.322.82-1.99=0.835.72-0.66-0.86-1.13=3.070.38+5.6-0.18-1.89=3.917.52-0.2-5.02-1.85=0.456.47-0.17-2.95=3.352.68+8.15-3.06-0.05=7.728.7-4.91-2.26=1.538.71-3.55=5.166.96-1.02+6-8.19=3.759.08-0.19-4.46+3.54=7.978.61-3.01-0.08=5.526.51+6.8-9.9-0.04=3.376.48-1.92-2.77-0.13=1.667.93+2.32+9.04+2.9=22.197.95+8.26-6.93-1.82=7.465.1-4.94+5.69-4.4=1.451.16+5.91=7.072.79+6.3-2.97=6.129.47-4.79-0.2=4.487.87-3.98+0.69=4.587.52-7.17+1.35=1.79.94-3.28-3.55-2.25=0.860.76-0.45+8.26=8.579.82-3.76=6.063.83+0.19+1.37-1.88=3.516.48+3.72+0.95+3.17=14.322.17+3.31=5.485.48+8.93-7.33-4.29=2.799.49-7.43-1.08+9.07=10.055.8+6.85+3.81=16.466.69-1.16-4.51+3.3=4.325.03+1.99+4.12+0.57=11.714.21-1.8=2.412.93+8.79+3.56-7.98=7.35.7+6.03+5.4=17.137.68-3.67+2.23=6.248.71+6.31-6.49=8.535.23-4.53+7.67+9.39=17.769.23-1.47+0.78+5.82=14.365.66+4.38+0.43+7.49=17.961.35+8.13+9.06=18.544.99+6.46+8.02-2.11=17.368.81-6.98-0.64+6.35=7.544.65+6.26-6.08-3.04=1.795.13-0.37-3.71-0.13=0.923.56+7.73=11.299.92+9.67-8.68+5.84=16.758.71+9.41+1.17+1.61=20.99.83-0.81+8.2+9.95=27.170.49+6.58+4.43+0.21=11.719.9-7.62-1.3-0.34=0.642.72+7.39+3.44+9.94=23.496.8+0.63-4.68=2.759.62-2.18+2.62-8.5=1.560.96+3.28=4.249.54+5.49+6.39-8.44=12.985.81-0.36=5.458.11-4.98-2.7+7.4=7.838.76-6+1.3+8.54=12.68.98-5.81-2.93=0.249.19-2.01-4.78=2.47.71-2.84-2.2=2.676.23+3.54=9.771.14+2.33+3.19+1.55=8.219.58-7.3=2.280.43+3.94+1.89+6.09=12.359.42+2.7+5.06-7.12=10.066.74+4.07-8.48=2.334.62+0.88+4.44=9.949.19+6.25-9.8-1.61=4.037.76-2.72-2.81+3.34=5.573.65+2.33+2.23=8.213.43-0.41=3.029.07+8.48+2.28-4.04=15.797.77-0.95-4.88+9.53=11.475.55+4.96+8.62=19.138.93+7.75-7.46+1.16=10.383.46-3.1=0.363.81+7.63-7.89+5.27=8.829.12+4.23=13.355.01+7.65+4.51-7.33=9.842.33+9.46-5.46+9.53=15.863.26+0.06+2.33-1.85=3.89.1-3.6=5.51.08+0.91+3.43-2.66=2.765.85+2.68+5.45+2.33=16.312.47-0.8+8.84+9.54=20.050.23+2.49+6.51+0.47=9.74.05-2.76+0.18=1.474.07-0.52+5.02-6.29=2.286.52+7.78-8.03-3.94=2.334.92-1.51-0.78=2.636.76+0.4+4.03-1.82=9.378.59+8.09-5.14-0.48=11.069.99-5.21-1.87-1.45=1.464.69-2.91=1.784.17-1-1.15-1.32=0.78.55-2.13-4.46=1.968.95-0.41=8.543.5-1.41-1.42+3.47=4.143.17-1.4+5.98=7.752.47+5.66=8.135.15-3.15-1.49=0.515.68-0.24-2.38-2.73=0.333.63+1.2+3.42-7.1=1.156.05+9.54-4.97=10.626.03-2.94+4.59-4.44=3.249.74+2.46-2.99+4.79=149.52+5.65-5.95+9.56=18.787.27+1.53+4.62-1.42=120.24+6.98+4.59+5.54=17.359.35-1.52-2.81-3.78=1.247.04-1.04+9.1+2.83=17.938.1-1.02+0.74=7.824.07+5.36=9.439.32-1.58-1.3-1.72=4.721.4+6.04-6.09=1.357.39-1.57-1.73-3.79=0.34.48+8.05-2.05+1.88=12.365.89+4.84-7.95=2.787.78-3.8-2.04=1.949.13-5.57-2.83+4.19=4.926.16-4.48+5.92=7.69.01+3.49-4.87=7.637.94-2.33-5.26=0.357.11-5.88-0.2=1.034.59-1.98+7.71-8.45=1.876.15-3.93+1.45+0.06=3.738.36-0.65-0.93-0.75=6.032.35+6.8+2.24-7.82=3.579.49+5.96+1.6=17.056.86+5.81-4.6-3.4=4.670.64+5.9=6.542.01+9.98+0.68=12.676.66+4.78+4.83=16.278+4.18+1.67+7.06=20.917.67-5.45+5.07=7.296.77-1.44-0.15=5.183.72+5.79-0.77=8.747.85+0.43-5.93+8.78=11.130.91+5.12-5.52=0.510.74+5.34+2.05=8.133.91-2.85+3.45-0.64=3.873.69+1.03-0.36=4.368.4-3.66-4.38+5=5.368.36+8.95-8.79-1.38=7.147.98+2.93-0.55-4.72=5.649.18-2.79-4.38-0.52=1.492.9+0.87=3.778.19-0.57-4.98+3.72=6.369.48-4.53+3.41=8.361.93+6.86+9.33=18.125.35+0.87+5.96-8.63=3.556.91-5.3+6.38+5.13=13.128.5-7.25+0.6+0.81=2.669.13-1.37-2.4=5.369.47-6.04-1.5+8.52=10.450.62+4.66-4.75+5.24=5.777.46-0.29-1.4=5.777.63-3.85-0.03+8.58=12.339.03-1.75-3.7-1.3=2.285.41-4.13+0.57=1.852.14+8.76+2.75-7.04=6.613.29-0.58+8.96+7.7=19.376.44-2.81+5.19=8.823.16+5.79=8.957.12-3.82+0.24=3.547.06+1.17+6.32-2.84=11.719.01+1.93+7.7=18.643.23+1.49+6.35-9.05=2.023.47+7.56-7.62+5.44=8.850.23+8.96-3.28-5.43=0.487.9+8.17-8.03+6.63=14.675.95+1.15=7.17.35-3.42-2.72+9.91=11.128.34+3.14-5.07-2.26=4.153.12+5.73+1.14+9.73=19.728.43+2.88-8.78=2.535.42+4.21-6.18+8.57=12.029.43-4.7+8.81-5.74=7.89.92-3.83-3.79+4.98=7.288.03-0.69-1+0.93=7.273.25-2.4=0.856.76-5.59=1.170.14+5.18-1.57=3.756.16+7.91=14.078.54-3.14-1.66-1.84=1.93.7+8.37-1.4=10.672.95-2.5=0.450.22+2.62=2.842.04+8.6-6.59=4.055.16-3.54+0.51+6.25=8.388.2-1.18+3.46-5.02=5.467.14-4.16+6.74-7.46=2.265.58-2.76+6.99+7.7=17.516.66-3.53+9.7+9.75=22.589.65-5.27-0.56-2.79=1.037.48-7.27+5.21+7.34=12.769.3+5.95-9.1-0.11=6.047.94+3.62-9.25+5.44=7.753.65+4.78+8.32-8.66=8.092.34-0.67+1.47=3.148.57-1.67-5.89=1.013.85+9.06+0.68-2.85=10.749.38-3.96-2.9+2.03=4.552.33+1.94+2.87=7.144.44+8.61-2.82+2.89=13.128.46+7.36-3.17=12.658.86-0.41-3.7+7.24=11.998.36-4.81-0.11+3.8=7.247.15-3.52+0.11+4.91=8.658.27-1.3-4.84+0.36=2.499.26+1.13-3.04=7.357.96-2.54-4.25+0.91=2.081.61+5.57=7.180.35+2.3+5.63-2.41=5.874.68+5.02-8.33=1.376.7+5.37+7.35+5.6=25.023.98+6.08+9.71=19.773.79+3.26+6.14=13.196.88-1.06-0.6-4.63=0.597.95-2.9=5.058.68+2.02+0.03=10.739.66+9.81-0.65-4.95=13.876.6+3.07+4.61=14.286.73-0.46+1.92-6.25=1.949.44-4.95-0.97-2.44=1.085.15+2.36+4.76=12.277.28-1.9-0.78+5.87=10.473.82-2.2+4.9+2.56=9.087.4+6.29+7.24-2.35=18.584.25-2.19+7.99-9.8=0.250.23+7.15+8.62-5.05=10.955.14-0.48+1.58+2.65=8.895.1-4.08+9.62-3.12=7.529.89-0.73-7.75=1.415.72+5.99+9.84+9.4=30.958.5+7.48+4.81+3.49=24.286.65-4.72+8.81-5.02=5.729.89-7.36+2.07=4.65.26+0.7+9.83-8.64=7.153.33+1.57=4.94.4+6.99-8.79=2.67.71-1-4.46=2.259.33-2.09-3.48=3.761.52+2.52+7.72-4.01=7.757.22-3.75-1.16+5.58=7.893.45+7.93-6.36+3.68=8.76.29+6.43+6.06+5.81=24.598.18+8.96=17.147.03+9.16+8.41=24.69.89-0.31-3.46-1.3=4.829.57-9.21+5.13=5.491.68+8.72-9.79+9.9=10.518.79-1.55+5.82=13.067.7-6.64+1.1=2.167.32+2.24+4.37=13.930.91+7.88+1.92=10.710.03+4.83+5.96=10.826.65-4.13+5.86-5.31=3.076.09+7.45=13.543.18+0.15=3.337.31+5.64+8.48-2.18=19.255.57+7.38+9.1=22.052.14+4+6.85=12.997.6-6.99=0.617.48-3.34-3.62+8.86=9.389.37+0.76+1.27+1.61=13.019.84-4.54+3.49=8.790.24+9.05-1.9-4.93=2.463.32-2.31+1.57+1.47=4.053.06+4.16+5.94+2.65=15.811.73+0.22+6.14=8.098.21-1.11-1.65-4.5=0.958.43-3.37-2.98+2.44=4.526.32-0.92-0.34+0.64=5.76.36+2.59+2.87=11.822.44+4.41+1.66=8.514.53+1.32=5.857.24+2.49-5.7+4.73=8.764.49+3.79+4.17+4.38=16.834.05-1.84-0.94+1.73=37.16-0.26+6.35+1.44=14.698.62+3.57+1.96=14.153.35+5.77+2.08-8.88=2.327.55-6.91+9.37-4.79=5.225.84+2.71=8.555.38-1.73+2.26=5.918.09+9.09-8=9.187.41-0.85-0.28-1.34=4.948.45-3.8-1.22+2.75=6.182.24+5.94+5.72-5.78=8.128.3+1.26=9.569.87-1.66-4.12-2.3=1.794.34-0.48-0.89+6.43=9.41.14+0.64=1.789.25-0.99=8.268.83+5.78=14.616.75+8.77-7.62-2.53=5.378.75+7.95+7.09=23.794.25+9.19+8.32+8.89=30.654.63+8.64-9.02+9.58=13.837.74-7.18+9.45=10.016.03+5.84-7.42+5.43=9.889.09-8.36+8.3-8.74=0.298-4.69+8.63-4.79=7.151.85+9.57-0.59+5.96=16.797.33-4.2-2.3+3.68=4.513.95-3.15+4.61+8.45=13.862.15+9.83=11.983.11-0.13+4.27-0.84=6.410.25+8.2+3.35-4.79=7.015.66-2.29-3.23=0.148.62-1.48+7.45+7.55=22.147.37-1.52+8.13-3.56=10.427.44-1.22-5.86+9.69=10.056.58-4.07+3.82=6.335.75+1.31-4.33+7.14=9.879.47-6.92+2.79=5.343.13-1.07+2.4=4.469.34-8.16=1.188.72-4.05-3.95+9.8=10.529.99+1.75=11.748.05+9.77-2.1+6.16=21.884.5-1.23+6.22-1.04=8.450.98+0.24+2.79-3.72=0.297.61-2.79-2.58+7.54=9.787.73-1.03-5.78-0.36=0.563.87+7.63-3.2=8.36.08-5.51=0.575.35-1.9+3.19=6.645.32-0.44+2.37-3.84=3.416.89+2.2-2.07=7.028.03-5.59+8.86+2.85=14.150.86+7.23-0.56+4.82=12.356.66-0.18+9.62-0.07=16.036.79-0.66+6.58-0.76=11.952.19-0.8+9.79-4.2=6.984.27-1.16-2.99=0.126.48-0.09+9.06-0.39=15.068.02-1.19-2.21-2.4=2.222.49+1.12-0.87=2.748.55-0.45+3.46-2.2=9.366.92-0.81=6.111+9.49=10.499.58-4.48=5.16.44-5.18=1.267.95-5.2-2.19+0.06=0.628.58-2.54+8.04+0.48=14.569.71-2.83-3.13-1.72=2.039.65-1.54-3.31-0.34=4.462.88+2.86-1.98=3.769.94-6+4.39=8.336.74+1.03=7.777.54+6.83-8.32=6.057.97-5.25-0.24-1.83=0.659.35+6.55-1.57+6.83=21.165.58-5.29+8.65-4.53=4.412.55+4.09+8.92+6.64=22.27.77+6.52-7.19+1.16=8.262.5+4.66+4.46=11.629.81-4.72+3.12-2.54=5.679.9-1.34-5.62+4.7=7.649.27+1.68+5.7+2.09=18.746.48+9.4=15.889.76-1.69-6.38-0.81=0.881.73+1.17+0.8+2.47=6.179.2+0.87-1.33=8.747.5-6.98+8.65-6.21=2.968.59-0.67+9.38=17.35.79-2.63+8.31=11.475.65-2.2-1.41+1.88=3.927.01+7.99+2.58+3.61=21.198.59+5.74+5.99-6.79=13.538.65+8.03-9.75+8.85=15.787.31-4.39=2.927.42+8.4+4.76-6.66=13.924.58+1.2-5.46=0.322.04+2.93+4.36+1.02=10.357.63-2.59+7.41=12.454.19+8.34=12.537.72-7.32+9.96+3.89=14.253.09-0.68+4.97-3.61=3.777.04+8.63-5.08-9.56=1.036.73+6.98+7.72=21.437.9+9.21+8.08-9.16=16.031.59-0.47+1.7+0.65=3.477.34+9.73-3.69-5.71=7.676.2+3.04+7=16.248.04-1.19-0.85-1.15=4.855.4+4.82=10.227.66+5.34-3.94=9.065.26+1.4+7.48=14.145.55+4.99+5.12-9.35=6.319.08+5.18=14.267.99-1.23=6.764.6+3.77-2.61=5.765.26+9.64-0.75-1.12=13.032.56-1.03=1.538.93+8.15+0.4=17.486.21+1.41+6.78-5.44=8.960.45+6.55=79.78-9.33+7.3+3.95=11.71.83+0.07+0.21+3.24=5.355.98-4.61+6.15+6.68=14.22.81+7.41-9.3=0.924.54+8.74-6.94+4.89=11.232.21+8.67-9.15=1.739.74-6.52+4.11-3.03=4.39.72-1.26-0.93-5.35=2.188.44-6.78+1.34+6.56=9.569.28-8.85+3.71+4.01=8.155.05+0.37-0.81+1.68=6.291.34+7+2.63-0.14=10.831.5-0.62+2.95-2.66=1.171.71+1.75=3.468.01+9.09=17.16.33+6.62-0.66+6.26=18.558.68+4.13-6.44+4.14=10.519-7.73+3.87+6.06=11.23.21+5.46+1.34+0.82=10.838.11-0.69-2.95=4.477.93+1.07-8.16+3.41=4.256.5-4.27+0.54=2.779.46-0.8-3.99+7.71=12.383.93+4.32-4.9=3.352.52-2=0.528.23+8.43-5.57+4.52=15.614.97+4.49-3.54-3.12=2.88.26-0.64+9.84=17.469.19+2.5-2.94=8.750.68+5.81+8.54+0.67=15.76.22+1.75+9.46=17.431.6+2.51-1.49+7.06=9.682.97-0.37-0.57=2.033.88+4.7-6.14-1.78=0.669.53-0.7-0.58-0.93=7.325.75-5.47+1.27+8.68=10.230.75+7.15+0.89+1.21=109.9-2.41-1.09=6.42.61+3.7+4.25=10.564.94-3.96-0.13+8.47=9.325.95-1.02+3.91+7.23=16.076+6.79+8.48+2.72=23.997.55+8.37=15.923.05+4.11-6=1.168.88-4.25-2.81-0.86=0.967.17-5.23+7.31-7.89=1.369.78-8.83+9.99-5.01=5.938.07-1.25+5.44-5.89=6.379.91+2.15-3.14=8.928.4+4.77-5.91+6.49=13.752.68-1.2+0.17+6.61=8.268.4-6.47+1.66+0.78=4.379.91-0.42=9.497.74+4.99-0.53-0.75=11.459.54+3+3.06+8.15=23.759.22-3.83-4.56=0.838.14-0.71-1.42+7.65=13.667.14-0.02-4.24+1.43=4.317.31+2.72+6-3.46=12.579.77-2.85=6.926.52-2.29+3.04=7.277.11+3.67-7.3=3.480.87-0.77+7.64+5=12.746.66-5.97+4.46+6.65=11.88.74+5.41=14.157.77-3.09-3.57=1.112.94+7.49-3.23=7.27.86-4.87-1.43=1.567.61-5.2=2.417.2-3.74=3.466.81+9.24+5.31-0.73=20.638.37-3.84-0.97=3.569.7-0.04-0.87-0.63=8.169.66+3.47+9.06-1.79=20.44.59-0.7+1.84=5.737.34-1.07-4.56=1.719.15+3.97-1.46-1.99=9.671.59+9.7-2.38=8.913.36+5.88-2.34=6.91.43+0.02=1.453.51-0.33-2.48=0.75.7-0.34-2.35=3.019.1-3.39-2.65=3.065.6+8.47=14.078.89-3.27+6.35+9.7=21.677.27+1.85=9.129.23-0.35-4.1-1.83=2.956.67-2.99-3.45=0.239.86-0.03-2.41=7.424.91-0.21+7.22-0.39=11.537.83-6.5+8.32-0.87=8.784.65+4.44-7.83+1.2=2.468.3+5.62-5.42-0.46=8.047.65-1.41-2.69=3.559.01-6.09+3.12+7.01=13.051.67+1.02+2.15+6.12=10.965.63-0.53-3.56+3.14=4.687.58-2.71-3.97-0.19=0.710.67+1.39+9.71+1.86=13.633.73+5.7=9.434.45+8.79+7.04=20.288.66-0.93-5.12+1.21=3.829.35+1.44+7.54-6.9=11.433.44+3.49=6.938.91-1.04-0.59-1.75=5.538.7-0.12-1.61-2.89=4.085.21-1.41+9.31=13.116.11-0.66+0.68+6.65=12.789.69-5.99+1.65+9.99=15.348.43-7.35-0.52=0.567.84+3.15-7.8+6.02=9.218.7-4.09-2.41=2.23.5+2.13-4.09+2.71=4.256.99+4.49-7.25-1.08=3.158.63-0.09+8.15-4.15=12.549.87-3.51+0.62=6.986.9-0.72-0.11=6.071.88-1.11+5.4=6.175.99-4.24-1.65+4.99=5.099.2+7.67-8.14=8.737.15-4.08=3.079.35-4.07-1.72-2.46=1.14.25+8.51-2.03+9.06=19.799.73+5.57-6.47-3.06=5.774.44-3.04+3.36=4.763.3+8.45+2.32-9.45=4.624.42-2.33=2.099.48-3.87+4.55=10.161.24+3.22=4.469.5-3.94-0.1+8.05=13.516.45+4.69=11.146.84+1.97+7.43-4.5=11.747.66+8.17+2.34+2.82=20.995.65+3.63+7.39=16.676.23+7.4=13.633.64-0.81-0.26+8.96=11.534.42-3.01=1.418.33-0.16+2.29=10.465.82-4.85=0.975.1+3.26-0.99-3.81=3.567.19-3.17+2.8=6.824.28+0.96+4.36-6.45=3.152.44+1.12+9.64-2.04=11.168.14+7.85+9.96=25.958.65+1.33-0.56-8.11=1.315.03+5.58-6.18+7.12=11.552.43+7.38=9.819.28-1.55-4.73-0.17=2.839.67-4.64+8.11+7.57=20.719.35-5.67-3-0.48=0.25.84+0.59-2.45=3.985.85+6.96+0.91+7.72=21.443.29+2.87+8.7-9.98=4.883.45-1.02+4.71=7.146.74+8.71=15.459.66-1.31-8.25+7.51=7.612.4+6.81+4.17+5.88=19.267.21-1.06+3.35+2.99=12.495.26-1.44=3.828.89+6.33-8.48+6.37=13.114.78+9.3-1.5-0.39=12.199.49+2.16-6.38-3.93=1.343.96-3.18+1.62=2.42.52+1.21+6.28+2.02=12.039.29-6.96=2.336.8+2.81+5.55-8.15=7.018.15-6.16+3.92+5.39=11.38.66+5.37+2.22+7.01=23.269.57-4.18-2.09+6.57=9.877.72+5.92-1.09+5.49=18.045.56-4.2+5.89-5.07=2.186.34+6.28-1.19+9.29=20.728.72+8.