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7.21-5.81+4.71=9.05-5.5-3.27=9.71-9.57+8.64-0.55=8.24+6.23+5.86-1.38=8.65-1.27-0.33+2.73=6.97+3.79+8.54-6.35=9.83-1.31-0.87=3.58-0.07+9.05+6.23=3.87-1.07+5.23=7.04-3.92+5.61+0.67=4.19-1.69=9.6-4.51=4.4+8.61-2.34-7.36=9.97-0.71-6.62-0.31=9.6-6.86-1.04=7.79+3.44+0.19+9.25=8.72-2.97+1.46-1.65=8.2+5.69-8.13-0.25=7.81+0.93+5.02-5.18=9.58+9.17+8.01+2.74=6.69+6.68=9.78+5.04-1.36+5.17=8.14+9.66-3.77+5.3=5.59+9.51-8.47+4.77=2.38+4.82=9.53-1.37-5.21=3.67+7.36-2.93=9.03+7.16-8.6-1.42=2.27+7.62+7.47=4.5-2.16=1.07+5-4.66-1.18=3.54+8.93-5.66+3.36=9.49+2.82+1.27=3.56+5.69+6.66=6.25+5.03-0.69-7.66=0.96+7.74+4.13-7=3.04+2.41+0.29+2.15=8.05-3.51+7.52=7.58-0.8-6.25=9.01-0.55-6.79-0.46=7.71+0.94-3.62+5.49=9.31-3.78=3.93+3.53+3.04=2.29+9.55+2.58-5.66=9.32-7.27-1.87=4.2+6.84-9.07=8.27+8.94=6.34-0.92=8.36-0.85=4.06-3.63+0.13+8.63=9.98+2.39-4.42=4.99-0.65-0.75+7.79=6.03+6.74-8.22-1.87=8.25+6.93-5.32-8.51=7.3-5.05+9.6-6.34=5.31+6.19+1.55+9.84=5.23-0.62=6.41+7.5-3.34-4.32=3.8-0.54+9.01+9.87=2.04+6.52-2.46=8.58-1.33-1.85=6.06-0.15+1.98-7.43=0.17+5.4+5.43=8.76-0.91-0.7-4.33=4.41-2.43+4.54=9.14-0.74-6.75+4.9=0.46+6.21+3.42+2.73=9.07-5.09-1.55+5.77=7.53-0.91-5.71-0.54=8.24+8.8+5.48-5.39=6.6+7.66-5.28+2.35=9.08-6.45-1.29+5.09=8.25-0.76-2.26+4.02=9.19-2.29+9.26-5.51=5.53+7.59-9.24+3.74=9.53+9.08-2.29+4.7=3.79+3.96=9.27-3.78-2.45=7.68-1.25-5.45=9.44+1.42+1.73-8.23=7.66-0.78+4.85-6.35=8.33-0.78-1.34+8.62=9.93-4.48-2.59+2.9=8.72+9.77-4.59=7.36-1.28-0.94+8.82=6.61+4.63=5.95-5+9.34-8.24=9.09-0.59-0.55-3.76=9.65-0.87+4.17=5.85-0.99-4.42=7.75+4.98-1.45=7.03-1.51=8.23+0.45-6.95=4.53-0.12=4.86+9.09-0.88=8.02-2.33-5.52+7.48=4.18-0.91+6.66=5.85+5.5-0.64=8.92+3.9-4.53=3.77-1.18-0.05+6.32=9.27+5.8-1.19+1.51=7.71+8.49-4.87-5.38=9.48-2.31-0.48+9.68=4.61-2.3-0.64-0.66=6.87+1.02+9.19-2.13=7.41-3.45=2.75+9.81-2.63+7.07=8.43+9.24+9.33+1.12=8.66+9.23+2.38-1.59=7.21-1.63-0.19-2.15=8.58-0.22-7.44+1.08=9.61-1.81-3.33+6.44=6.04+5.39=7.56+5.59=9.19+3.64-0.63-5.5=7.58-2.04-2.36-0.49=5.68-0.49-2.16+9.28=3.47+8.28-6=7.59+7.94+2.84-8.59=9.28+3.78-5.6-4.33=4.09+2.6+2.74=0.79+4.08-0.38=1.62+6.36=3.17+7.18-2.29=4.7-1.77+6.99+8.92=7.49-0.95-1.4-0.24=1.48+8.58+8.88-9.77=5.32-1.72-2.38-0.95=9.87-6.65+8.3-4.78=8.1+9.22+7.45=0.61+6.99-6.91=7.56-2.1=1.33+1.51+7.55+2.5=9.89-5.62-2.56=9.65-3.55-1.19-1.47=5.43+3.14+5.65+9.75=9.84-0.06-2.25-2.13=3.13+7.97-7.84=8.91-6.72+7.37+5.84=5.12+9.03-7.46-3.15=7.96+8.61-9.8+6.2=8.41-7.59+3.94=6.91-1.51=8.2+4.75-5.92=8.77+1.98-2.55-7.86=3.12+2.45+2.01=6-0.37+3.54-1.41=9.73+5.82-1.69-7.64=7.78+5.14=5.14+4.62+5.94-7.98=3.15+6.53=9.91+3.66-0.28+1.64=6.89-6.06=9.7-6.12-2.75=7.88-1.62+1.54+2.65=1.63+7.78+9.2=3.54-2.67+6.96-4.85=7.25-5.17+4.4-1.89=9.9-4.64+4.92-7.44=1.6+7.38-2.32-1.03=4.9+4.17-2.15+9.98=8.28-5.76-0.18+7.49=7.14-5.68+3.48=4.72+7.1-3.19=5.59-2.66+8.64-9.78=7.84-7.22+4.53+2.9=8.66-0.1=7.44+5.64+5.14+5.02=8.59-0.16-2.52=6.96-2.27-0.52-2.48=7.7-6.43+4.38-3.96=9.45-2.51+9.8+6.07=4.78-2.02+7.19=1.5+2.92=7.68-0.97-0.37+8.47=6.76+3.47+0.23+9.12=1.93+9.74-6.59=5.23-2.08=8.68+2.17-8.74+8.8=8.07-0.58-0.76-2.99=9.89+6.85+0.02-4.24=1.48+4.33+2.06-6.64=8.69-7.59=5.84-0.93-0.96-2.57=5.76+4.69+7.1+1.89=7.64+9.45+7.49-6.32=8.39-0.47-6.87+2.37=8.5-6.74+8.11-2.66=5.07+3.21+8.89-3.97=9.39+1.8-6.45+2.73=0.29+2.37+7.5-7.81=7.64-2.01+5.15+9.14=6.5-1.81=6.68+9.68+8.13-8.22=3.91+9.05-2.72-2.69=5.26-1.97-2.12=4.98+0.1=5.97+9.71-7.31=5.15-4.74+5.72=1.74+1.83=8.37-5.38-2.2=9.54-7.31+6.99-2.04=9.82+7.55-6.6+5.23=4.02-2.47-1.2=8.1-4.42-1.4=9.88+0.7-2.54+4.89=9.33-1.97+5.55+4.49=4.6-1.55+6.68-0.7=8.72+0.61-4.75+5.23=8.39+2.43+8.59=7.37-5.1=2.22+6.23=3.68+7.82+9.93+2.13=2.17+6.42-6.65=8.99-4.93+4.55=9.94-4.9-0.3=9.4-2.88-4.5=4.03+7.9+2.34+8.47=6.53+2.16+5.56-2.82=4.18-0.37+7.04-4.62=9.93+7.17+4.06=5.1-0.86-2.94=5.46+9.75-0.07=8.67-0.25-2.06-0.6=6.11+2.85+1.65=3.53+2.02+9.85-0.43=7.18+0.57=8.18-0.5-3-2.61=5.91+9.09+5.45-2.58=9.84+9.45-4.89-3.16=8.41-7.97+6.32-3.37=1.81+2.89-3.57+0.95=9.51-2.09-2.31-2.55=9.72-2.05-3.66+0.77=6.2-2.91-1.08=6.39-5.25+6.13+1.84=5.3+7.5+4.45+9.2=9.78-6.37-0.98=9.75-3.66+9.83+7.55=6.93-0.86-1.07=7.43-3.65=7.01-2.1+4.27=2.05+0.06+2.81+2.68=8.39-1.53+6.06-7.89=4.69+8.56-9.99+2.59=3.84+5.73+5.12=4.79+0.08+4.39-5.99=3.18+1.23+4.15=2.02+5.97+8.39+6.91=2.25+9.32-7.95+2.58=5.83+4-7.15+0.9=9.72-0.57=9.13-6.38+3.4=2.03+8.07+5.65+5.35=8.99-0.34-2.75=1.21+3.62=5.87+4.93+3.96=2.33-0.91=3.68+5.14+1.11+4.05=9.46+9.62=2.42+1.68+7.08+0.8=4.68-3.11-1.32+7.81=7.15+8.66-9.75=2.08-0.14=5.58-2.42-2.72=0.73+3.13+7.15=5.8+5.72-0.51+7.68=9.81-1-7.22=5.93-0.09-3.48=1.98+7.94+3.99-8.65=5.18+8.94-5.95-4.58=8.85-2.54+3.82-7.88=9.06-6.88+1.88+8.77=1.99+4.41=7.43-0.17+0.55-7.68=1.28+5.44+2.17=7.56+8.66-0.85-0.93=0.1+3.82=7.78-2.98+1.57=8.55-7.54=8.63-5.88-1.62+9.94=7.51+7.16-2.03=7.44-5.89+6.24-0.79=5.85+6.41-1.6+4.71=0.52+2.34+2.82=9.77+5.6+6.96=4.99+4.08=5.87+9.52+6.59=5.81-4.41+6.33+3.55=9.02+5.88+2=3.35+8.31-4.72=0.42+5.07+6.98-6.96=8.48+4.69+0.91-7.11=2.63+7.44-8.29+6.95=8.43-1.03-0.99-0.53=4.68-0.96=5.43-3.49+4.6=8.19+9.64-6.57+2.22=7.65+7.29=9.98+0.63-8.19=9.71+5.88+5.64=5.44-3.07-1.88-0.26=9.01-5.24+0.58+7.64=9.25-0.46-7.2+2.36=8.21+6.54+2.97-2.36=0.9+6-2.7-1.82=2.14-1.46+8.05-5.16=8.85-4.91+4.87+4.9=2.65+5.92-2.08=9.83+5.7-3.1=7.34+2.36-2.83+8.75=9.64-4.6-1.03=8.03+2.11+0.09=3.12+3.97=9.27-6.06=7.4-1.17+3.7=8.13+1.9+3.33-2.58=7.46+9.49+2.04-9.19=0.89-0.06+3.15=3.14-1.22+5.92=3.2+5.22-0.91=7.12+2.88-2.67-6.1=9.07-7.41+0.05+1.22=8.83-5.18+1.69=2.21-0.54=5.05+4.17+2.31=6.91+2.18+6.51+1.53=7.28-1.57-3.45=9.66+9.27+2.64=6.17-3.44=8.62-0.49-7.08=1.42-1.21+3.83=7.71-3.09+7.1+4.07=8.12+0.6+3.18+0.26=5.14+1.11+8.85+8.1=8.79-1.09-4.89+5.4=8.2+5.09-6.11-2.68=6.72-6.48=6.79+9.58+3.54-6.33=8.27-0.94+8.06=9.52-8.72-0.05+4.1=4.54+9.62+4.13=7.71-2.07-3.62+5.13=9.69-8.7+2.76=4.21+0.92+5.33-0.8=5.44-4.92=6.59-5.57=1.7+7.74-1.99=7.63-1.89+2.82=8.47-3.9=6.22-5.36+8.89-7.23=8.54-3.82+7.04=2.77+2.96+3.08=4.15-0.26+2.16+5.18=6.65-1.47-2.04+2.85=1.28+2.1+0.64=9.62-4.67=5.93-2.21-0.58+7.47=5.97+6.06=6.69+4.99+9.62-1.81=9.76+2.58-1.4-9.2=9.76-4.39-0.08-3.6=4.44+3.22-2.22-4.27=6.75-0.24+2.16+3.12=3.29+4.65+9.92=9.79+2.59=9.36-4.85+8.73+7.51=9.43-2.95-1.5=8.45+4.49+8.92+0.98=7.08+0.27+3.42-8.61=2.83+3.89=9.61-7.96-0.14=1.67+7.67-0.88-2.3=9.04-6.67-1.5=4.52+9.4-6.1+2.24=8.8-4.9-2.45-0.9=0.53+6.61+0.28+1.03=8.71+7.01-1.36-4.71=9.89-5.22-1.06+5.81=1+7.37-1.33-5.89=4.92+1.9+9.74+7.36=8.86+2.77-0.43-8.05=5.18+8.47=9.11+7.33+0.39=5.64-2.57-0.13-2.37=9.86-9.74+1.09=3.32+3.08-4.33+7.45=0.94+4.02+7.19-0.64=2.08+4.1+8.37-1.49=9.72-6.82-2.12+8.95=5.28+6.4-5.95+2.46=7.35+4.94+7.15=7.9-6.26+3.26-3.53=2.85+8.39-1.62-8.44=4.1+7.66-3.58-3.73=6.66+7.07-3.58+2.49=8.28-6.77=5.31+3.05+7.57=0.18+4.8+9.76+8.39=2.66+1.9+3.38-1.78=2.93+7.17+6.27+0.76=1.13+9.28-1.8-3.74=1.95+6.21=5.83-2.51-0.93-0.84=8.13+6.51+1.48+3.2=1.69+1.64+0.78=6.81-4.54-1.34=9.92+8.66+6.6+7.45=3.45-2.52+7.06+2.61=6.96-0.7-6.07+3.35=2.24-1.97+2.78+1.65=7.27-5.67+8.55+3.31=2.17+9.76+6.79+5.54=9+6.85-2.86=4.86-0.07+5.73+6.36=5.21+6.88-7.19+0.06=6.6-2.38-0.23+5.55=7.94-4.56+6.12-2.6=8.58-2.76-1.74=8.3+8.11+8.88+9.42=7.39+3.55+7.88=3.15+3.3-2.83=2.86-1.69+7.3=8.9-7.74+1.48+6.84=7.23-4.54-1.6=8.99+7.4=5.42+4.77-5.81=9.91-6.45+1.18=6.56-0.75+2.15+7=8.55-7.08=8.48-7.86+8.89=7.11-1.46+2.38+1.15=3.03+1.9-2.38+3.59=9.96+5.16-2.59+5.2=8.16-3.73=9.35+1.8+6.94+3.61=2.67+6.65-2.98-4.5=1.95-1.39-0.37=9.34+7.12-0.03+5.34=3.7+7.3+6.27+2.2=8.09-1.96-1.06-4.4=9.04-4.21+1.75-0.07=8.33+9.22-9.65+3.73=5.68-4.88+9.27+7.23=5.1-0.85+6.63=9.3-0.56+6.23-4.68=8.37-3.23-3.07+8.12=6.53-3.74+2.41=3.64+1.99=4.28-2.09=2.59+2.34=9.7-4.3+6.72=6.14+8.5=8.66+1.66-2.43+7.79=6.7+6.81-1.68-1.54=8.61-1.45-0.65-5.67=4.06+0.83-3.06=1.51+9.46+0.55-8.17=9.76+7.47-2.93-1.6=9.32-2.53-0.13-2.37=8.71-7.14=0.37+7.08+9.39-2.51=7.96-3.45+3.5-4.79=7.46+3.21=2.46-0.4+5.13-0.1=9.61-7.93+6.82=2.58+8.52=5.1+6.96+9.07=6.33-3.76+0.27=3.78+2.15=9.2-7.8+9.94-7.98=9.58-3.69-4.38-1.12=2.79+8.67+1.16+4.91=1.96+0.34+4.93+6.65=7.16-6.94+9.52=9.62-9.12+8.87+4.83=5.87-2=9.17+7.71+4.27+0.18=3.41+9.89=9.86-4.09-2.95+4.62=0.47+7.51-5.16-1.63=3.77+9.78+6.78-7.54=2.9+1.83-3.94+7.89=6.34-3.15+0.78+8.11=5.01+4.81+0.48=5.69-1.43-3.57+9.27=6.51+3.37+0.36+1.91=4.36+1.29+2.27=2.56+5.12+6.13+5.92=8.7+6.61+9.06+6.2=6.25-2.8+1.5=6.66+2.18+1.48+3.85=8.89-5.59-1.89-0.79=3.75+4.16-0.65-5.84=8.64+1.61+5.08-1.37=9.82-2.86+7.06=4.63-1.37-2.71+8.21=3.36+5.62-7.55=4.78+5.23-0.94=7.28+6.01-7.63+0.69=8.28-1.99+7.78=1.49+7.72=4.94+0.14-3.7=6.73-0.88-5.3+7.24=8.75-3.66+1.16=0.15+9.81-5.21+4.45=7.29-1.78-4.49=9.88+0.3-2.18-2.62=6.9-5.82=7.47-2.3+9.36=9.19-1.95-3.52+9.59=6.84-1.39-2.57-2.36=8.49+5.41-6.1-7.05=8.84+6.41+7.35-3.86=8.39-0.94-0.48-5.31=9.97-1.69-6.4+3.17=9.38-2.7+5.61=0.12+9.71-0.2-7.53=8.95-0.43-4.5=2+0.54+1.1=0.24+6.48+0.45-4.49=4.79+8.31-3.8-5.35=8.15-5.03-2.75=2.56+5.85-3.57+4.28=8.37+5.27+6.63+1.36=0.4+9.41+2.51-7.73=7.63-4.66+7.6-6.05=7.72-0.52-3.64-0.92=7.94-0.03+9.24-8.35=6.89-1.54-1.88+0.05=2.18+5.04-3.94+4.57=8.77-4.62-0.87-1.17=7.52-4.41=5.8+4.89-6.66=7.83-4.45-3.08+3.74=7.37+9.77+7.77+6.83=7.46-0.06-3.94-2.55=9.39+9.79+6.15-2.39=8.27-3.85-1.63+8.77=5.43+2.29+0.69=9.8-5.56=9.73+6.35-5.61-4.72=6.32-5.24+0.73+5.1=6.87+2.41-2.63=4.89-0.04+3.46-6.66=1.12+4.68+4.03=9.92-1.77-5.42-1.35=9.14+7.55+8.77-9.34=5.79-5.53-0.14+5.07=5.09+5.3-6.92-0.56=7.06-1.26+2.85+1.31=8.19+8.71-9.46+2.3=9.5+2.61=9.66-3.91+6.31+2.43=6.25-4.33+9.72-5.86=5.73+5.9-1.21-6.29=6.63+3.11=9.36-2.96-4.5=2.93-1.76+8.5-3.84=2.27-0.65-0.26=4.17+2.11=8.34-2.93=8.49-2.5+1.59=8.08+3.14+9.19=7.92-4.96-2.67=8.51+8.02=2.42-1.13+6.93-4.97=9.92-4.86-3.86+1.03=7.14-0.55-2.12+6.32=4.13+8.94-2.34=9.89-1.99-0.33-7.09=8.95+4.91+7.61-5.83=3.24-1.89+6.62=9.6+6.87+4.24=3.25+6.02-0.84-1.6=4.32+7.77-0.35-8.25=8.8+2.41-3.22-2.22=8.8+4.59-8.92=9.54-8.75+7.25+6.8=4.56+3.17-5.33=9.44-8.69+7.89+8.27=8.59+8.29-8.36+9.36=7.16-2.03-0.97=5.9+4.15+4.33=7.95+4.26-2.47-8.4=5.53-0.16+5.43+0.36=8.27-1.15-0.25-3.8=8.02-1.42+6.07-1.05=3.46-1.95+5.83+6.84=6.08+3.64+9.97=6.02-1.74+8.49+4.71=9-3.97+7.74-6.43=8.38-0.6-4.04+3.25=7.46-4.02-2.07+4.48=7.89-4.1=4.85-1.88+1.34+3.53=3.34+5.09=4.39-2.12+5.28=1.51+1.17+0.76+8.12=6.94-1.24-1.62-2.3=7.47+8.28-5.32=9.69+8.04-2.78=9.79-1.77-5.26-0.08=8.36+7.86+8.74+6.25=7.35+2.41-3.8-5.58=9.32-0.76-0.83+1.98=7.55-6.55+8.73-8.68=8.72+3.94+0.52=6.55+4.86+9.23-3.24=1.03-0.92+0.21+1.43=8.03-1.16-0.98-4.92=9.03+0.59-2.78-4.67=9.87-1.12-4.5+2.32=9.47-1.41=8.98+6.23-4.43-4.97=6.45-2-2.74+3.24=9.75-1.04-6=7.15-2.95+6.96-1.92=4.75+5.71-4.9+9.61=9.31-7.97+7.5-4.31=9.77-5.12-0.27-1.24=7.83-2.4-1.21-2.35=8.68-0.07+0.34=9.1+2-1.88+9.41=9.01-1.07-0.24+9.08=9.65-5.21-2.4-0.26=2.51-0.62-1.75=1.07+5.5-1.26+1.7=4.74-1.03+5.33=7.92+0.85+0.06-6.57=7.21-0.05-3.94-0.31=3.71+2.22+4.81=1.45+7.5+7.37-3.46=7.92-0.82-0.13-0.65=6.32+4.91=2.86+4.12+1.76-4.95=1.02+7.63-2.62=4.52-3.57+0.57+6.6=4.26-0.32-2=9.56-4.43+0.1+8.48=2.78+7.69+0.62=9.52-6.32+0.79+3.16=6.19-4.14+8.98+0.81=2.77+6.93-9.26+4.01=6.48-4.38+2.21+9.35=6.7+5.8-2.28+2.21=4.69+2.59+5.59+7.79=8.1-3.89+7.49=6.79+2.18=4.96+9.85-3.68=4.1+4.3-1.74+5.53=2.41+0.91=7.18-2.2=6.66-2.66+1.18-2.63=4.78+5.52+2.3+0.83=9.39+2.23+4.98-4.51=3.73-1.24=8.59-4.25-3.9=3.33+8.54+9.52=8.26-5.27-2.73=6.8-1.06-1.65+2.65=0.67+9.98-7.04+1.81=4.17-0.26+8.75=8.38-1.6-3.96+2.87=9.28-0.25+5.01-5.9=6.39+8.22-7.81=1.43+8.23+9.28-8.97=8.88+8.56=3.67+5.75+5.42+7.59=8.39-1.66-0.87-1.77=7.74+1.09-0.98=2.12+1.35=9.86+7.31+0.67+0.81=9.61+8.45+7.91-1.26=7.18+1.76-4.69=6.81-0.42-0.2-0.31=4.75+0.4=8.67+5.86-7.96-6.38=2.09+9.04-9.55-1.26=7.23-4.65+1.35=8.95+4.05+4.36+5.48=9.71-2.82-1.97-3.86=8.31-3.84+3.73+8.41=1.12+7.33=3.33+5.54-2.56+1.07=7.41-5.44+3.86-2.66=5+7.31+5.15=8.78-4.82=9.26+1.12+9.6+2.24=9.29-5.64=9.31-5.96+2.21+7.73=8.93-6.45-1.72=8.12-1.21-6.31-0.28=7.92-4.09+2.68-4.66=4.24+1.99=2.62-1.83+3.16+9.02=9.05-2.89-2.48=9.87+2.17+0.32+7.42=1.57+6.99+4.58=9.17+3.77-3.72-5.71=8.5-5.16+8.02-9.59=1.04+4.13+1.77-3.87=2.69-2.22=1.72+7.75-6.72=9.22-5.77+8.52+9.14=8.56+3.79-9.78=4.44-2.8+2.03=7.76+8.45=8.09-5.38=5.74+0.78=2.3-1.07+1.52+3.13=9.73+1.85-0.48=7.78-0.43-1.75+6.29=4.26+9.96=5.3+0.13+6.42=0.77+2.44-3.08=6.17-2.11-0.58-0.71=7.92-4.6-2.51=5.51+8.35=6.81-4.04+8.17-6.51=7.9-3.28+2.83+6.59=1.22+8+3.81=5.42+8.21=2.57-0.88+0.61=0.41+6.92+2.27-6.22=2.75-2.04+5.1=9.14-7.21+4.57=9.75-5.64+4.51-5.09=8-3.41-1.96-1.71=6.35+6.05+7.81+0.68=9.68-1.89-3.71+9.36=5.03+5.63-5.29+5.55=0.48+2.81+0.1=3.49-3.13=8.8-5.09+6.71+6=7.19-0.89-4.65-0.12=8.12-3.96+8.24-6.27=5.27-3.26-1.59=3.08-1.05=2.82+2.99+5.75+8.92=9.51-0.4-7.3-0.51=6.18-5.1+6.44-2.44=6.15-0.7+5.05=3.47+8.7-1.49-2.2=9.56-4.02=8.52+3.91-5.59=5.13+3.64-1.87=9.44-1.46-5.23-1.65=3.11-0.12+6.72=3.08-2.23+3.53-0.57=5.21+9.74+6.47=7.67-4.21+7.03-6.2=1.3+7.86+6.74+3.27=9.83-2.09-2.84=9.36+3.27-5.39+4.63=4.09-3.02=参考答案7.21-5.81+4.71=6.119.05-5.5-3.27=0.289.71-9.57+8.64-0.55=8.238.24+6.23+5.86-1.38=18.958.65-1.27-0.33+2.73=9.786.97+3.79+8.54-6.35=12.959.83-1.31-0.87=7.653.58-0.07+9.05+6.23=18.793.87-1.07+5.23=8.037.04-3.92+5.61+0.67=9.44.19-1.69=2.59.6-4.51=5.094.4+8.61-2.34-7.36=3.319.97-0.71-6.62-0.31=2.339.6-6.86-1.04=1.77.79+3.44+0.19+9.25=20.678.72-2.97+1.46-1.65=5.568.2+5.69-8.13-0.25=5.517.81+0.93+5.02-5.18=8.589.58+9.17+8.01+2.74=29.56.69+6.68=13.379.78+5.04-1.36+5.17=18.638.14+9.66-3.77+5.3=19.335.59+9.51-8.47+4.77=11.42.38+4.82=7.29.53-1.37-5.21=2.953.67+7.36-2.93=8.19.03+7.16-8.6-1.42=6.172.27+7.62+7.47=17.364.5-2.16=2.341.07+5-4.66-1.18=0.233.54+8.93-5.66+3.36=10.179.49+2.82+1.27=13.583.56+5.69+6.66=15.916.25+5.03-0.69-7.66=2.930.96+7.74+4.13-7=5.833.04+2.41+0.29+2.15=7.898.05-3.51+7.52=12.067.58-0.8-6.25=0.539.01-0.55-6.79-0.46=1.217.71+0.94-3.62+5.49=10.529.31-3.78=5.533.93+3.53+3.04=10.52.29+9.55+2.58-5.66=8.769.32-7.27-1.87=0.184.2+6.84-9.07=1.978.27+8.94=17.216.34-0.92=5.428.36-0.85=7.514.06-3.63+0.13+8.63=9.199.98+2.39-4.42=7.954.99-0.65-0.75+7.79=11.386.03+6.74-8.22-1.87=2.688.25+6.93-5.32-8.51=1.357.3-5.05+9.6-6.34=5.515.31+6.19+1.55+9.84=22.895.23-0.62=4.616.41+7.5-3.34-4.32=6.253.8-0.54+9.01+9.87=22.142.04+6.52-2.46=6.18.58-1.33-1.85=5.46.06-0.15+1.98-7.43=0.460.17+5.4+5.43=118.76-0.91-0.7-4.33=2.824.41-2.43+4.54=6.529.14-0.74-6.75+4.9=6.550.46+6.21+3.42+2.73=12.829.07-5.09-1.55+5.77=8.27.53-0.91-5.71-0.54=0.378.24+8.8+5.48-5.39=17.136.6+7.66-5.28+2.35=11.339.08-6.45-1.29+5.09=6.438.25-0.76-2.26+4.02=9.259.19-2.29+9.26-5.51=10.655.53+7.59-9.24+3.74=7.629.53+9.08-2.29+4.7=21.023.79+3.96=7.759.27-3.78-2.45=3.047.68-1.25-5.45=0.989.44+1.42+1.73-8.23=4.367.66-0.78+4.85-6.35=5.388.33-0.78-1.34+8.62=14.839.93-4.48-2.59+2.9=5.768.72+9.77-4.59=13.97.36-1.28-0.94+8.82=13.966.61+4.63=11.245.95-5+9.34-8.24=2.059.09-0.59-0.55-3.76=4.199.65-0.87+4.17=12.955.85-0.99-4.42=0.447.75+4.98-1.45=11.287.03-1.51=5.528.23+0.45-6.95=1.734.53-0.12=4.414.86+9.09-0.88=13.078.02-2.33-5.52+7.48=7.654.18-0.91+6.66=9.935.85+5.5-0.64=10.718.92+3.9-4.53=8.293.77-1.18-0.05+6.32=8.869.27+5.8-1.19+1.51=15.397.71+8.49-4.87-5.38=5.959.48-2.31-0.48+9.68=16.374.61-2.3-0.64-0.66=1.016.87+1.02+9.19-2.13=14.957.41-3.45=3.962.75+9.81-2.63+7.07=178.43+9.24+9.33+1.12=28.128.66+9.23+2.38-1.59=18.687.21-1.63-0.19-2.15=3.248.58-0.22-7.44+1.08=29.61-1.81-3.33+6.44=10.916.04+5.39=11.437.56+5.59=13.159.19+3.64-0.63-5.5=6.77.58-2.04-2.36-0.49=2.695.68-0.49-2.16+9.28=12.313.47+8.28-6=5.757.59+7.94+2.84-8.59=9.789.28+3.78-5.6-4.33=3.134.09+2.6+2.74=9.430.79+4.08-0.38=4.491.62+6.36=7.983.17+7.18-2.29=8.064.7-1.77+6.99+8.92=18.847.49-0.95-1.4-0.24=4.91.48+8.58+8.88-9.77=9.175.32-1.72-2.38-0.95=0.279.87-6.65+8.3-4.78=6.748.1+9.22+7.45=24.770.61+6.99-6.91=0.697.56-2.1=5.461.33+1.51+7.55+2.5=12.899.89-5.62-2.56=1.719.65-3.55-1.19-1.47=3.445.43+3.14+5.65+9.75=23.979.84-0.06-2.25-2.13=5.43.13+7.97-7.84=3.268.91-6.72+7.37+5.84=15.45.12+9.03-7.46-3.15=3.547.96+8.61-9.8+6.2=12.978.41-7.59+3.94=4.766.91-1.51=5.48.2+4.75-5.92=7.038.77+1.98-2.55-7.86=0.343.12+2.45+2.01=7.586-0.37+3.54-1.41=7.769.73+5.82-1.69-7.64=6.227.78+5.14=12.925.14+4.62+5.94-7.98=7.723.15+6.53=9.689.91+3.66-0.28+1.64=14.936.89-6.06=0.839.7-6.12-2.75=0.837.88-1.62+1.54+2.65=10.451.63+7.78+9.2=18.613.54-2.67+6.96-4.85=2.987.25-5.17+4.4-1.89=4.599.9-4.64+4.92-7.44=2.741.6+7.38-2.32-1.03=5.634.9+4.17-2.15+9.98=16.98.28-5.76-0.18+7.49=9.837.14-5.68+3.48=4.944.72+7.1-3.19=8.635.59-2.66+8.64-9.78=1.797.84-7.22+4.53+2.9=8.058.66-0.1=8.567.44+5.64+5.14+5.02=23.248.59-0.16-2.52=5.916.96-2.27-0.52-2.48=1.697.7-6.43+4.38-3.96=1.699.45-2.51+9.8+6.07=22.814.78-2.02+7.19=9.951.5+2.92=4.427.68-0.97-0.37+8.47=14.816.76+3.47+0.23+9.12=19.581.93+9.74-6.59=5.085.23-2.08=3.158.68+2.17-8.74+8.8=10.918.07-0.58-0.76-2.99=3.749.89+6.85+0.02-4.24=12.521.48+4.33+2.06-6.64=1.238.69-7.59=1.15.84-0.93-0.96-2.57=1.385.76+4.69+7.1+1.89=19.447.64+9.45+7.49-6.32=18.268.39-0.47-6.87+2.37=3.428.5-6.74+8.11-2.66=7.215.07+3.21+8.89-3.97=13.29.39+1.8-6.45+2.73=7.470.29+2.37+7.5-7.81=2.357.64-2.01+5.15+9.14=19.926.5-1.81=4.696.68+9.68+8.13-8.22=16.273.91+9.05-2.72-2.69=7.555.26-1.97-2.12=1.174.98+0.1=5.085.97+9.71-7.31=8.375.15-4.74+5.72=6.131.74+1.83=3.578.37-5.38-2.2=0.799.54-7.31+6.99-2.04=7.189.82+7.55-6.6+5.23=164.02-2.47-1.2=0.358.1-4.42-1.4=2.289.88+0.7-2.54+4.89=12.939.33-1.97+5.55+4.49=17.44.6-1.55+6.68-0.7=9.038.72+0.61-4.75+5.23=9.818.39+2.43+8.59=19.417.37-5.1=2.272.22+6.23=8.453.68+7.82+9.93+2.13=23.562.17+6.42-6.65=1.948.99-4.93+4.55=8.619.94-4.9-0.3=4.749.4-2.88-4.5=2.024.03+7.9+2.34+8.47=22.746.53+2.16+5.56-2.82=11.434.18-0.37+7.04-4.62=6.239.93+7.17+4.06=21.165.1-0.86-2.94=1.35.46+9.75-0.07=15.148.67-0.25-2.06-0.6=5.766.11+2.85+1.65=10.613.53+2.02+9.85-0.43=14.977.18+0.57=7.758.18-0.5-3-2.61=2.075.91+9.09+5.45-2.58=17.879.84+9.45-4.89-3.16=11.248.41-7.97+6.32-3.37=3.391.81+2.89-3.57+0.95=2.089.51-2.09-2.31-2.55=2.569.72-2.05-3.66+0.77=4.786.2-2.91-1.08=2.216.39-5.25+6.13+1.84=9.115.3+7.5+4.45+9.2=26.459.78-6.37-0.98=2.439.75-3.66+9.83+7.55=23.476.93-0.86-1.07=57.43-3.65=3.787.01-2.1+4.27=9.182.05+0.06+2.81+2.68=7.68.39-1.53+6.06-7.89=5.034.69+8.56-9.99+2.59=5.853.84+5.73+5.12=14.694.79+0.08+4.39-5.99=3.273.18+1.23+4.15=8.562.02+5.97+8.39+6.91=23.292.25+9.32-7.95+2.58=6.25.83+4-7.15+0.9=3.589.72-0.57=9.159.13-6.38+3.4=6.152.03+8.07+5.65+5.35=21.18.99-0.34-2.75=5.91.21+3.62=4.835.87+4.93+3.96=14.762.33-0.91=1.423.68+5.14+1.11+4.05=13.989.46+9.62=19.082.42+1.68+7.08+0.8=11.984.68-3.11-1.32+7.81=8.067.15+8.66-9.75=6.062.08-0.14=1.945.58-2.42-2.72=0.440.73+3.13+7.15=11.015.8+5.72-0.51+7.68=18.699.81-1-7.22=1.595.93-0.09-3.48=2.361.98+7.94+3.99-8.65=5.265.18+8.94-5.95-4.58=3.598.85-2.54+3.82-7.88=2.259.06-6.88+1.88+8.77=12.831.99+4.41=6.47.43-0.17+0.55-7.68=0.131.28+5.44+2.17=8.897.56+8.66-0.85-0.93=14.440.1+3.82=3.927.78-2.98+1.57=6.378.55-7.54=1.018.63-5.88-1.62+9.94=11.077.51+7.16-2.03=12.647.44-5.89+6.24-0.79=75.85+6.41-1.6+4.71=15.370.52+2.34+2.82=5.689.77+5.6+6.96=22.334.99+4.08=9.075.87+9.52+6.59=21.985.81-4.41+6.33+3.55=11.289.02+5.88+2=16.93.35+8.31-4.72=6.940.42+5.07+6.98-6.96=5.518.48+4.69+0.91-7.11=6.972.63+7.44-8.29+6.95=8.738.43-1.03-0.99-0.53=5.884.68-0.96=3.725.43-3.49+4.6=6.548.19+9.64-6.57+2.22=13.487.65+7.29=14.949.98+0.63-8.19=2.429.71+5.88+5.64=21.235.44-3.07-1.88-0.26=0.239.01-5.24+0.58+7.64=11.999.25-0.46-7.2+2.36=3.958.21+6.54+2.97-2.36=15.360.9+6-2.7-1.82=2.382.14-1.46+8.05-5.16=3.578.85-4.91+4.87+4.9=13.712.65+5.92-2.08=6.499.83+5.7-3.1=12.437.34+2.36-2.83+8.75=15.629.64-4.6-1.03=4.018.03+2.11+0.09=10.233.12+3.97=7.099.27-6.06=3.217.4-1.17+3.7=9.938.13+1.9+3.33-2.58=10.787.46+9.49+2.04-9.19=9.80.89-0.06+3.15=3.983.14-1.22+5.92=7.843.2+5.22-0.91=7.517.12+2.88-2.67-6.1=1.239.07-7.41+0.05+1.22=2.938.83-5.18+1.69=5.342.21-0.54=1.675.05+4.17+2.31=11.536.91+2.18+6.51+1.53=17.137.28-1.57-3.45=2.269.66+9.27+2.64=21.576.17-3.44=2.738.62-0.49-7.08=1.051.42-1.21+3.83=4.047.71-3.09+7.1+4.07=15.798.12+0.6+3.18+0.26=12.165.14+1.11+8.85+8.1=23.28.79-1.09-4.89+5.4=8.218.2+5.09-6.11-2.68=4.56.72-6.48=0.246.79+9.58+3.54-6.33=13.588.27-0.94+8.06=15.399.52-8.72-0.05+4.1=4.854.54+9.62+4.13=18.297.71-2.07-3.62+5.13=7.159.69-8.7+2.76=3.754.21+0.92+5.33-0.8=9.665.44-4.92=0.526.59-5.57=1.021.7+7.74-1.99=7.457.63-1.89+2.82=8.568.47-3.9=4.576.22-5.36+8.89-7.23=2.528.54-3.82+7.04=11.762.77+2.96+3.08=8.814.15-0.26+2.16+5.18=11.236.65-1.47-2.04+2.85=5.991.28+2.1+0.64=4.029.62-4.67=4.955.93-2.21-0.58+7.47=10.615.97+6.06=12.036.69+4.99+9.62-1.81=19.499.76+2.58-1.4-9.2=1.749.76-4.39-0.08-3.6=1.694.44+3.22-2.22-4.27=1.176.75-0.24+2.16+3.12=11.793.29+4.65+9.92=17.869.79+2.59=12.389.36-4.85+8.73+7.51=20.759.43-2.95-1.5=4.988.45+4.49+8.92+0.98=22.847.08+0.27+3.42-8.61=2.162.83+3.89=6.729.61-7.96-0.14=1.511.67+7.67-0.88-2.3=6.169.04-6.67-1.5=0.874.52+9.4-6.1+2.24=10.068.8-4.9-2.45-0.9=0.550.53+6.61+0.28+1.03=8.458.71+7.01-1.36-4.71=9.659.89-5.22-1.06+5.81=9.421+7.37-1.33-5.89=1.154.92+1.9+9.74+7.36=23.928.86+2.77-0.43-8.05=3.155.18+8.47=13.659.11+7.33+0.39=16.835.64-2.57-0.13-2.37=0.579.86-9.74+1.09=1.213.32+3.08-4.33+7.45=9.520.94+4.02+7.19-0.64=11.512.08+4.1+8.37-1.49=13.069.72-6.82-2.12+8.95=9.735.28+6.4-5.95+2.46=8.197.35+4.94+7.15=19.447.9-6.26+3.26-3.53=1.372.85+8.39-1.62-8.44=1.184.1+7.66-3.58-3.73=4.456.66+7.07-3.58+2.49=12.648.28-6.77=1.515.31+3.05+7.57=15.930.18+4.8+9.76+8.39=23.132.66+1.9+3.38-1.78=6.162.93+7.17+6.27+0.76=17.131.13+9.28-1.8-3.74=4.871.95+6.21=8.165.83-2.51-0.93-0.84=1.558.13+6.51+1.48+3.2=19.321.69+1.64+0.78=4.116.81-4.54-1.34=0.939.92+8.66+6.6+7.45=32.633.45-2.52+7.06+2.61=10.66.96-0.7-6.07+3.35=3.542.24-1.97+2.78+1.65=4.77.27-5.67+8.55+3.31=13.462.17+9.76+6.79+5.54=24.269+6.85-2.86=12.994.86-0.07+5.73+6.36=16.885.21+6.88-7.19+0.06=4.966.6-2.38-0.23+5.55=9.547.94-4.56+6.12-2.6=6.98.58-2.76-1.74=4.088.3+8.11+8.88+9.42=34.717.39+3.55+7.88=18.823.15+3.3-2.83=3.622.86-1.69+7.3=8.478.9-7.74+1.48+6.84=9.487.23-4.54-1.6=1.098.99+7.4=16.395.42+4.77-5.81=4.389.91-6.45+1.18=4.646.56-0.75+2.15+7=14.968.55-7.08=1.478.48-7.86+8.89=9.517.11-1.46+2.38+1.15=9.183.03+1.9-2.38+3.59=6.149.96+5.16-2.59+5.2=17.738.16-3.73=4.439.35+1.8+6.94+3.61=21.72.67+6.65-2.98-4.5=1.841.95-1.39-0.37=0.199.34+7.12-0.03+5.34=21.773.7+7.3+6.27+2.2=19.478.09-1.96-1.06-4.4=0.679.04-4.21+1.75-0.07=6.518.33+9.22-9.65+3.73=11.635.68-4.88+9.27+7.23=17.35.1-0.85+6.63=10.889.3-0.56+6.23-4.68=10.298.37-3.23-3.07+8.12=10.196.53-3.74+2.41=5.23.64+1.99=5.634.28-2.09=2.192.59+2.34=4.939.7-4.3+6.72=12.126.14+8.5=14.648.66+1.66-2.43+7.79=15.686.7+6.81-1.68-1.54=10.298.61-1.45-0.65-5.67=0.844.06+0.83-3.06=1.831.51+9.46+0.55-8.17=3.359.76+7.47-2.93-1.6=12.79.32-2.53-0.13-2.37=4.298.71-7.14=1.570.37+7.08+9.39-2.51=14.337.96-3.45+3.5-4.79=3.227.46+3.21=10.672.46-0.4+5.13-0.1=7.099.61-7.93+6.82=8.52.58+8.52=11.15.1+6.96+9.07=21.136.33-3.76+0.27=2.843.78+2.15=5.939.2-7.8+9.94-7.98=3.369.58-3.69-4.38-1.12=0.392.79+8.67+1.16+4.91=17.531.96+0.34+4.93+6.65=13.887.16-6.94+9.52=9.749.62-9.12+8.87+4.83=14.25.87-2=3.879.17+7.71+4.27+0.18=21.333.41+9.89=13.39.86-4.09-2.95+4.62=7.440.47+7.51-5.16-1.63=1.193.77+9.78+6.78-7.54=12.792.9+1.83-3.94+7.89=8.686.34-3.15+0.78+8.11=12.085.01+4.81+0.48=10.35.69-1.43-3.57+9.27=9.966.51+3.37+0.36+1.91=12.154.36+1.29+2.27=7.922.56+5.12+6.13+5.92=19.738.7+6.61+9.06+6.2=30.576.25-2.8+1.5=4.956.66+2.18+1.48+3.85=14.178.89-5.59-1.89-0.79=0.623.75+4.16-0.65-5.84=1.428.64+1.61+5.08-1.37=13.969.82-2.86+7.06=14.024.63-1.37-2.71+8.21=8.763.36+5.62-7.55=1.434.78+5.23-0.94=9.077.28+6.01-7.63+0.69=6.358.28-1.99+7.78=14.071.49+7.72=9.214.94+0.14-3.7=1.386.73-0.88-5.3+7.24=7.798.75-3.66+1.16=6.250.15+9.81-5.21+4.45=9.27.29-1.78-4.49=1.029.88+0.3-2.18-2.62=5.386.9-5.82=1.087.47-2.3+9.36=14.539.19-1.95-3.52+9.59=13.316.84-1.39-2.57-2.36=0.528.49+5.41-6.1-7.05=0.758.84+6.41+7.35-3.86=18.748.39-0.94-0.48-5.31=1.669.97-1.69-6.4+3.17=5.059.38-2.7+5.61=12.290.12+9.71-0.2-7.53=2.18.95-0.43-4.5=4.022+0.54+1.1=3.640.24+6.48+0.45-4.49=2.684.79+8.31-3.8-5.35=3.958.15-5.03-2.75=0.372.56+5.85-3.57+4.28=9.128.37+5.27+6.63+1.36=21.630.4+9.41+2.51-7.73=4.597.63-4.66+7.6-6.05=4.527.72-0.52-3.64-0.92=2.647.94-0.03+9.24-8.35=8.86.89-1.54-1.88+0.05=3.522.18+5.04-3.94+4.57=7.858.77-4.62-0.87-1.17=2.117.52-4.41=3.115.8+4.89-6.66=4.037.83-4.45-3.08+3.74=4.047.37+9.77+7.77+6.83=31.747.46-0.06-3.94-2.55=0.919.39+9.79+6.15-2.39=22.948.27-3.85-1.63+8.77=11.565.43+2.29+0.69=8.419.8-5.56=4.249.73+6.35-5.61-4.72=5.756.32-5.24+0.73+5.1=6.916.87+2.41-2.63=6.654.89-0.04+3.46-6.66=1.651.12+4.68+4.03=9.839.92-1.77-5.42-1.35=1.389.14+7.55+8.77-9.34=16.125.79-5.53-0.14+5.07=5.195.09+5.3-6.92-0.56=2.917.06-1.26+2.85+1.31=9.968.19+8.71-9.46+2.3=9.749.5+2.61=12.119.66-3.91+6.31+2.43=14.496.25-4.33+9.72-5.86=5.785.73+5.9-1.21-6.29=4.136.63+3.11=9.749.36-2.96-4.5=1.92.93-1.76+8.5-3.84=5.832.27-0.65-0.26=1.364.17+2.11=6.288.34-2.93=5.418.49-2.5+1.59=7.588.08+3.14+9.19=20.417.92-4.96-2.67=0.298.51+8.02=16.532.42-1.13+6.93-4.97=3.259.92-4.86-3.86+1.03=2.237.14-0.55-2.12+6.32=10.794.13+8.94-2.34=10.739.89-1.99-0.33-7.09=0.488.95+4.91+7.61-5.83=15.643.24-1.89+6.62=7.979.6+6.87+4.24=20.713.25+6.02-0.84-1.6=6.834.32+7.77-0.35-8.25=3.498.8+2.41-3.22-2.22=5.778.8+4.59-8.92=4.479.54-8.75+7.25+6.8=14.844.56+3.17-5.33=2.49.44-8.69+7.89+8.27=16.918.59+8.29-8.36+9.36=17.887.16-2.03-0.97=4.165.9+4.15+4.33=14.387.95+4.26-2.47-8.4=1.345.53-0.16+5.43+0.36=11.168.27-1.15-0.25-3.8=3.078.02-1.42+6.07-1.05=11.623.46-1.95+5.83+6.84=14.186.08+3.64+9.97=19.696.02-1.74+8.49+4.71=17.489-3.97+7.74-6.43=6.348.38-0.6-4.04+3.25=6.997.46-4.02-2.07+4.48=5.857.89-4.1=3.794.85-1.88+1.34+3.53=7.843.34+5.09=8.434.39-2.12+5.28=7.551.51+1.17+0.76+8.12=11.566.94-1.24-1.62-2.3=1.787.47+8.28-5.32=10.439.69+8.04-2.78=14.959.79-1.77-5.26-0.08=2.688.36+7.86+8.74+6.25=31.217.35+2.41-3.8-5.58=0.389.32-0.76-0.83+1.98=9.717.55-6.55+8.73-8.68=1.058.72+3.94+0.52=13.186.55+4.86+9.23-3.24=17.41.03-0.92+0.21+1.43=1.758.03-1.16-0.98-4.92=0.979.03+0.59-2.78-4.67=2.179.87-1.12-4.5+2.32=6.579.47-1.41=8.068.98+6.23-4.43-4.97=5.816.45-2-2.74+3.24=4.959.75-1.04-6=2.717.15-2.95+6.96-1.92=9.244.75+5.71-