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4.2-2.73+9.74+1.75=1.19+8.86-8.36+5.06=2.46+7.42-7.98+4.54=3.1+4.97+3.58-2.69=2.93+6.82+7.46+5.95=8.19-2.23-3.87=9.72-0.99-5.41+8.57=7.22-0.13-3.07+3.09=3.7-0.85+3.81+5.13=7.79-1.11-1.58+7.59=9.74-3.17-0.55+1.97=5.19-3.83+7.55-2.92=8.77+3.91-5.59=2.41+6.16=2.1+4.64+9.54=3.66+2.32+7.23-0.33=8.06-1.28-1.73-2.08=8.48-0.29+0.47+9.39=5.19+9.4+8.83+1.76=5.6+4.19-3.09-5.64=7.47+8.53-3.65=8.41-1.51-0.07+7.35=9.75-4.44+4.77-1.81=0.84+9.96+7.78-6.16=9.52-3.1-5.18=9.22+0.93+1.89+0.11=9.3-0.71-2.98+9.41=5.68+6.82-5.03-0.87=3.9+0.53+3.96=6.94-1.25-2.34=8.95+2.2-0.07-6.05=0.71-0.32=6.26+1.22+2.73-9.65=9.62-0.51-8.17=8.31+1.97-5.93+9.11=3.45+9.65+1.61=5.49+3=8.99-1.8+1.34+6.52=7.71-4.9+0.53=2.97-2.56+4.34-3.92=9.61-5.86-2.43=0.36+4.75-0.91=7.57-7.37=3.67-2.52+3.8=4.38-1.27+0.1=5.39+1.74+7.3=9.89+8.17-5.61-7.83=8.93+6.76+0.42=9.47+5.42-9.38=9.08-6.66-1.38=8.69+1.01+0.46=6.43+5.01=9.94+8.45-1.18-2.27=4.32-1.07+5.93-8.4=9.93+0.9-2.71=2.96-0.9-1.01+0.52=9.87-3.99-3.81=5.4+9.16-5.93-4.02=1.42+9.1-3.73+5.81=9.79-0.1-7.36+8.26=9.23-3.12+7.02+6.86=8.83+6.4+4.91-4.95=6.62-5.75+9.88-9.32=3.08-0.09+3.86+9.19=2.9+3.29=7.42+7.84-4.09-8.72=2.18+3.84-2.16=1.26+6.6+1.09+5.29=5.04+9.82=1.21-0.22=1.99+5.36-2.16+0.85=9.2-3-4.14-0.49=7.27-1.28-5.5=8.68+8.83+2.92=5.81+1.44=5.82-5.37+4.4-1.1=2.95+7.86+4.6+6.1=5.64-1.92+6.77=7.21-3.17=7.08+0.25+2.19+4.67=5.29+4.95-6.91-1.31=8.26+0.17=4.54+9.87=2.06+2.62+6.06-3.88=4.14-1.28-2.31=2.94-1.93+1.84+9.68=7.54-2.63+4.17=7.4+3.14+7.16=8.36+7.13=8.93-2.46-0.15-1.21=9.46+9.61-9.57-3.4=3.63+2.24+0.94+5.94=7.84-1.28+7.11+8.36=9.56-3.12-3.8+2.76=8.96-3.18=2.84+4.75-5.52+5.79=1.67+5.89+6.67-9.74=3.43+6.06+2.32+1.37=6.43-2.67+4.42-0.02=8.25-2.48-1.19+0.86=6.44+5.06+5.41-3.65=8.98+9.6+6.18-1.58=9.12-3.29=6.12+8.77-2.43+5.48=0.09+7.85-7.45=7.55+9.1-4.8-1.57=8.18-0.62+9.21=6.74-1.49+9.11-5.54=5.65-1.75+3.26-6.67=9.18-2.7+9.07-6.29=9.17-7.95+4.65=4.17-0.62-0.58-2.72=7.05+4.93+5.69=7.07-2.75-2.9=4.91-1.63=9.15-4.17+2.46-4.23=7.6-4.89-2.41=5.58+7-1.02-2.92=8.17-1.2-2.97-1.43=6.72-0.28-1.72=4.62-1.36+4.33-6.52=2.98+3.36=9.59+8.12+8.07=2.87-0.77+0.03=7.57-5.64+1.73-0.64=5.6+4.12-5.78=6.51+8.13-4.15-6.9=9.18-4.69-2.5+2.86=1.65+9.63-9.43=9.58-0.24+9+5.37=3.7+6.63-2.68-1.4=6.49+4.86=9.81+4.23+5.95-1.1=4.65-1.14-0.69+0.08=1.42+0.19=6.76+0.18=6.32-5.46=5.79-3.67+2.34+6.97=9.51+6.5-7.07=6.63+2.14-4.8-1.28=3.61-3.34+5.2+1.97=3.29+1.5-0.17+6.39=9.6-1.14-1.44+3.8=9.05+2.71+0.24-7.37=8.28-3.86-0.66+7.27=8.81+3.02+7.96-9.02=6.38-1.46+4.94-3.17=0.9+3.7+1.74+5.09=9.08-3.01+3.22=4.99-3.08+6.14+9.81=4.18+4.49+2.5-8.9=5.45+3.37-3.7-0.24=1.11+5.74-1.9=4.9+2.41+9.05+6.97=6.86+7.5=1.71+7.83+2.11+0.15=3.41-1.68+5.57-6.69=8.27-0.06-0.16=6.93+8.6+0.79+6.57=9.99+7.44+3.28-5.66=4.81+3.92+0.53+2.4=4.32-2.69+2.28=2.09+5.39-2.44-3.53=5.91+0.9-3.58=0.53+0.06+3.81=8.6-2.11-4.09-1.95=4.53-3.79+5.93+6.89=5.67-3.72+8.06=7.98+2.94+6.97-2.92=1.92+1.26+9.09-1.01=8.97+2.31-3.87+7.61=2.79+8.2+8.36+2.61=7.14-3.48+5.97=8.58-2.55-4.43=4.94-4.59=9.26+9.21=9.59-3.15-3.25=7.81-0.18-2.6-1.45=6.94+3.7-3.32=1.19+4.46+9.96=6.25-0.03+7.42+2.73=8.81+0.99+3.22=9.09+4.24-0.16=8.85-3.43-0.32-0.17=4.91-1.61-2.62=3.36+3.48=7.23+2.14+9.5=9.92+7.26+5.06+4.35=8.97-1-3.69-1.01=6.97+7.81+0.38-5.86=9.94-2.37+5.1=5.54+3.87-3.51-5.02=0.65+7.19+1.75=1.09+2.68=7.43+0.69+7.45-1.06=3.59+0.87=8.55-0.48-5.37+1.44=0.34+3.12+9.58-2.01=8.78+3.44+1.06-1.73=4.98-0.77=7.16+4.93+9.62=7.88+3.42-0.67-5.79=8-7.26+8.23=5.91+9.07=2.47-1.92=8.66+1.31-3.35+5.12=6.73-4.86+7.57+3.83=8.98-2.9-0.37+0.26=6.15-3.01=4.16+3.06+1.13-1.35=3.95+7.4-8.14+3.77=6.52-1.12+9.6-5.81=2.32+1.53+1.33+4.9=6.35-5.89-0.35+5.5=7.11-4.06=4.93+5.25-1.61-8=2.37+2.75=7.47-0.08-3.27-1.1=9.88-7.34+9.83+3.61=5.18-1.37-2.84-0.79=9.53+4.57=6.38-4.3+9.63=3.83+6.63-1.16-3.22=0.55+4.65+7.51+5.75=4.28+3.3-2.19+0.4=9.26-3.94=4.83+0.07-0.31=7.15+8.78-3.72+8.04=5.86-2.39=5.92-1.37+9.28-9.01=8.81+0.53+6.97+3.35=3.25+9.6-5.87=6.05-4.52+6.89-6.84=9.74-4.5=7.62-0.48-4.9-1.04=9.59-4.16+0.79+8.89=3.02+6.87+8.18=3.93-3.68=4.25-2.31+0.89=1.15-0.08-0.3+4.93=9.96-1.13+7.6-1.18=6.52+8.86-6.1-1.36=1.67+7.61-1.21-6.67=2.78+1.61+0.56+4.87=7.55-6.82=5.82+3.24-2.63=7.77+1.91+2.44+1.73=9.23+8.22+6.18=8.72+2.32-2.11-1.85=7.25+8.46-7.54=7.36+9.23-9.86=2.04-1.2+9.79=1.52+2.63+2.6-4.36=5.98+8.47+8.02+2.15=8.77-0.49+2.01-6.14=4.1-2.05+8.55+1.3=3.83+8.24+2.15=3.83-0.14-2.59+2.91=9.45-1.42-6.97+0.92=9.31-0.09+2.02-8.6=3.59-2.93+5.86+6.86=3.31-2.43+7.52-4.77=9.35+6.23-3.83=9.14+2.09-5.33=2+6.86+2.01=3.56+9.89+4.22=9.32-3.83-2.68=9.23-7.82-0.35-0.21=1.76+9.71+4.5+2.34=2.11-0.64+6.9-0.51=1.52+1.47+9.49+3.44=7.95-3.11=8.07+0.24+6.55-8.04=4.05-1.66=2.06+3.14+1.33+0.93=4.71+7.36-3.31-4.1=3.68+5.48-4.28=5.05+6.8+0.39=7.3-2.82+8.38+7.7=8.02+5.82=9.4-0.13-7.31=7.08+2.8+5.25+3.45=6.35+6.46+6.91-4.78=9.06-0.92-1.19+3.64=1.91+5.63+0.82+9.82=2.03+6.04-4.68-0.28=6.33+2.18+5.4-7.65=7.32-1.61-4.98+1.64=0.3+6.5+1.63=3.91-1+2.16=4.46+8+4.17+2.55=9.18+2.86+2.17+1.06=7.62-5.27+4.82=8.21+6.83=8.48-0.61-5.17=2.68+5.41-7.24=6.6-4.03-0.5=4.52+7.72-9.8+9.19=9.72-1.42-2.41-2.62=8.44-1.48-6.36+0.98=2.27+2.68+2.18=9.11+6.56+2.29-9.29=5.85-3.81-1.03+2.75=0.3+7.83-0.59+8.04=3.78+9.41-7.76+4.23=5.24+5-1.01-3.09=8.82-2.94-3.42-1.19=2.92-0.88-1.53=7.06-1.22-4.05-0.87=9.66-0.42-4.91=6.56+8.22+1.89=7.98+5.36+7.88+8.97=9.66-6.19+5.15+4.76=3.04-0.1-0.31=8.43+2.22+1.76+5.17=3.68+5.87+4.84=1.32+9.5-9.05=8.22-6.36=7.14+6.5-1.06+3.39=1.68+5.41+1.86+4.43=8.01-4.19+7.77=0.08+0.94+0.52+6.64=9.67+9.56-6.99+0.59=8+9.62+2.44-2.34=9.33+6.91=9.32-2.41+3.13-8.12=8.7-4.82-0.99-1.23=4.65-3.29+2.17+7.97=4.5+1.19+1.75=1.76+7.92-0.12+0.25=6.86-4.68+8.5=7.69-0.02-3.93-0.34=2.06+8.16-3.31+8.46=9.62+7.48-7.03=7.74-5.32=9.36-1.45-7.6=6.69-1.56+9.62=6.52-0.65-2.75-2.31=9.39-4.6-1.18=8.98+8.66-3.49-3.84=2.02+0.89-0.95=6.75+0.61=2.87+0.79-0.08+9.63=3.59+3.15-5.75=0.2+9.16-1.03+7.14=6.42-1.83+0.9+0.05=7.39-0.84-5.37+9.52=8.76-8.46=4.64+8.86+9.85=9.56+5.93-7.59-0.7=4.12+5.65+1.12-4.6=8.47+4.61-2.8+1.46=4.86-2.58+1.43=8.67+1.44-5.67=6.97-6.55=0.88-0.77+7.16-1.28=3.06+3.52=5.26+6.75=6.03+3.14+6.68-6.06=7.37-1-5.87=9.5+0.44=4.27-0.1+4.8+1.22=5.86+3.46+9.51=5.91-0.38+1.22=9.46+5.9-1.56=4.39-1.12-0.87-0.27=7.16-6.48-0.11=4.36-0.18-0.2+7.8=5.78+8.21-4.18+6.94=5.76-4.12+4.07+1.07=0.39+5.79+6.3=2.51-2.01+3.1+3.69=6.71+7.43-1.96+5.36=7.68-3.37-2.99-0.31=9.56+1.76-4.35+6.64=9.99+2.35-2.53+3.72=0.85+7.39+1.81=9.03-0.57=8.99-0.72+1.93-3.59=9.51-1.82+8.48=8.18-4.04+5.54=9.89+2.54=6.82+5.43=2.85+0.46+8.66+4.98=9.74-2.29-4.01+2.37=7.51+7.97+2.51=2.89+6.48-1.61-4.53=7.83-2.96-2.58-1.9=9.08+6.24+4.11=9.48-6.41-2.13+8.9=5.86-1.2+9.97+5.59=7.94-2.26=8.96-0.36-3.71-2.31=9.42+7.18-2.31-2.52=9.77-3.25-1.71=7.05+7.02+3.21-5.94=6.91-1.33+3.72=7.24-7.09+9.03-6.29=6.68+3.01-1.37=7.41-4.96+7.13+8.55=8.39-3.83-4.24=2.25+7.42+1.73-4.88=6.76+2.12=5.98-5.22+9.56=6.15+9.15-0.83-7.93=4.09+5.99-8.85=8.76-2.42+0.68=4.26-0.08-0.47+8.14=6.98+7.43-1.88-4.43=6.59-0.48-1.98-2.81=4.51+3.34+1.47-8.5=6.36-2.54+2.95-3.81=9.81-2.71=9.74-9.34+5.46+1.37=7.5+8.8=2.46+8.24+4.07-3.36=7.71+7.32-2.52-6.23=7.61+0.14-1.54=7.83+5.55=3.57+3.2=4.72+2.31+6.81+3.07=6.1+8.26-5.27-0.27=5.78-0.1-0.55-2.85=1.78+1.88=9.69-0.31-8.12=8.91-3.31+5.21+9.66=3.89+5.25=5.37+2.26+6.7=8.32-4.85+2.51-1.33=7.42-7.3=9.28+8.58-1.97+2.3=3.67+9.82-6.45+2.2=9.66-1.08+5.57+4.02=6.14+7.18=0.64+7.16-1.55=7.54+8.88=2.13+6.18-4.13+1.44=5.52+9.61-6.68+4.98=5.91-1.43-2.74-0.97=5.79-4.98+6.82-7.05=9.46-3.57-2.81-1.06=3.54+1.88+9.07=1.83+9.87=8.66-0.07-0.68-3.53=8.06-4.18+8.09-4.88=2.42+2.33-4.5=7+8.27+5.78=5.96+6.66-8.8+6.74=9.07-4.53=5.32+6.92=1.79+0.19-1+2.4=9.81-0.39-6.42=9.59-3.44+5.92=5.05+1.94+0.93+1.11=4.1-0.24-2.68=9.15-0.76-0.89-4.94=0.91-0.42+7.64-6.05=0.02+3.42+9.07-3.39=3.12-0.65=5.87-2.53-1.19=4.09+9.9+0.16-9.01=7.27+7.03+1.53-1.55=7.54-0.61-0.48-5.6=1.04+4.63-5.52+4.16=9.72-8.79-0.04-0.49=9.7-0.94-7.25=2.56+6.76+3.05=4.26+2.41-1.39+1.79=9.97-2.32=1.84+0.57+7.1+7.47=5.23-2.01+3.44=7.51+8.19+7.4-8.96=8.32+8.66=5.33-3.18=6.78-0.1-3.89+3.23=3.13-2.2=2.23+7.66+3.31-7.21=3.8+7.47+7.63-3.16=8.34-1.81-0.62-3.49=1.43+6.27+1.92+6.54=5.31-2.19-0.24-2.18=5.14-2.5+0.79=1.02+8.22-0.31-7.43=7.53+8.57-5.59+8.72=6.66+5.28+3.64=7.47-0.48+7.31-0.97=9.36-0.22-3.7-2.81=8.79-3.62-3.14=1.18+4.62=5.21+4.63+9.81+6.91=7.15-5.47=7.49+8.4-2.03=3.17+9.11-9.89+8.38=3.64+1.36=3.1+0.43-2.93+1.3=9.64+7.27-3.49-9.5=3.27+2.65+6.91+3.13=9.24-7.06+2.65+3.96=5.32-4.01-0.71+9.31=2.14+4.52=9.93+9.73+9.88-0.72=5.88-3.47-1.12+6.55=7.16-3.01+4.61=7.22+1.02+9.94=8.71-6.46+2.3+4.61=8.72+9.7+1.71-3.21=3.7+2.17-1.41+4.2=2.21+4.5=5.42-2.9+7.35-1=6.04-2.6+6.1-3.68=9.83-1.79+9.89-3.16=4.89+8.98-5.88-4.19=3.2-1.37-0.96+0.27=8.16-4.29-0.02+1.36=5.44+6.9+0.08=7.53+7.23-3.97-2.06=5.01-0.81-1.93=9.46-7.87+8.15=4.7-0.17+0.34=8-1.51=9.96+7.19+4.4=8.69+5.09-5.36-6.21=8.13-4.42-1.49+5.42=8.21+1-3.77-2.57=5.23+5.97+9.56=7.64+8.38+6.66=0.22+7.46-4.39-1.33=9.16-0.78+2.66=1.82-0.2=9.17-3.35-0.45-3.06=7.07-2.41-1.65-0.57=9.35-4.9+2.47=8.34+2.86-0.86+7.4=4.74-0.23+1.91=8.01+6.65+3.49=7.22+7.54+1.64=8.44+3.94=8.71-0.39-0.57-3.43=8.36+5.77+3.2+2.68=6.29-3.7+0.87+2.15=6.46-1.87-0.42+3.48=8.67-4.32-1.5=9.8-1.98+4.79-0.12=1.8+6.74+6.15=9.66-9.3=4.26-0.91-3.04=6.77-0.83-3.29+9.85=9.15-0.17-4.32+7.22=3.39+6.88+0.77+3.02=8.06-2.88-3.29-0.65=9.63-4.73+7.91=9.7-4.1+8.38=3.09-0.86+4.95+6.99=8.46-3.06=4.69-4.48+6.86-4.01=7.36-6.46=8.3-2.41-3.92-0.07=8.52-4.56+8.69-1.51=5.2-1.88+9.72-0.56=3.28+5.25+6.95-4.33=4.83-0.15-3.09-0.09=7.21-1.1-0.81=4.96+5.54+2.1=2.11+6.29=7.66-2.14=7.95+6.6+7.63-6.21=5.32+6.98-8.73-3.47=7.28-0.66-1.98-1.34=6.07+2.79-1.63+8.8=8.84+8.18-3.89-6.45=6.54-5.42+2.89=5.12-4.77=6.91+8.26+0.54+3.64=8.5-5.5+8.05=9.78-5.12+9.65+0.95=2.4-0.7+6.31-4.01=8.23-3.54+7.68-7.55=6.68+9.52-5-6.22=5.19-1.62-2.03+2.53=4.27+7.05+1.99-8.09=8.13+2.82+3.34+2.18=7.5+7.18-4.12=9.77+8.47=7.52-6.41+4.9-4.83=9.7-1.48=7.29+4.45+8.64=4.66+7.95-2.11-3.86=5.07+2.83=7.96+3.58-7.27+6.72=7.41-4.15+4.21+1.7=7.16-0.77-2.24-0.04=6.68-6.04+2.45+8.99=5.57-0.08=9.32-2.68-1.63-3.88=5.18-4.9+9.08+7.82=9.71+7.09+0.12-3.37=9.54-5.22-1.71+4.61=9.02+3.4+7.52-5.2=9.34-5.34-1.42=7.93-0.15-6.42=9.2+2.39-2.55=8.16-1.3-3.27+2.8=9.03-7.08-1.26+3.34=7.67-1.59-5.65+6.6=6.26-0.12+6.96+7.81=4.45-0.57=4.24+6.52-4.86=4.55-2.12-0.98=8.87+2.92-5.96+0.95=9.39+1.63-6.01+9.79=8.15+9.06-0.42+0.1=8.8-4.57-0.5-1.62=1.83+8.46=3.66+0.43+9.83+6.41=6.51+4.24-6.36=6.25-2.35+8.71-3.88=7.45+3.66-0.34-5.77=6.78-2.85=7.11-4.64+5.33+8.73=9.84-2.56-5.06=9.12+7.09+8.65=8.03+8.5-4.56-6.15=9.38+1.66+1.19=2.85+8.29-0.1+9.41=9.63-3.39-1.02-0.54=9.31-3.36-1.43=5.21+4.36-4.15=9.95+7.2+5.22+4.94=8.71-7.16=7.04+7.82-3.83=8.29-5.22-2+8.51=9.05-2.25-3.25+8.41=7.8-5.4=3.36-0.36=3.75+1.75+3+7.35=7.2+7.43+6.67+2.08=4.21-1.98+3-4.23=3.22+9.56-0.66+7.91=5.64+2.44-6.72=5.25+8.46=1.32+1.11+0.61=8.65+9.33+4.82+9.03=4.83-4.56+7.77=4.87+4.85-2.66-2.65=8.02-5.01=6.06+9.79+0.89-2.98=2.93-1.3+7.89+6.19=6.86-4.73+9.58-5.45=8.99+9.42-3.52+9.94=2.85-1.63+9.09+1.25=1.41-0.08+2.27+4.8=9.75-2.1-7.28=9.79+3.71+0.69=4.31-3.29+4.63=9.34-2.35-4.67+2.74=5.95-1.76-2.4=7.68-5.8+1.27+2.15=6.53+5.34-1.32-6.08=8.79-2.48-0.31+8.41=6.73-0.13-2.93-1.3=8.05+5.53-0.41+4.64=6.98+3.21-8.15=9.72-1.23=6.12-2.27+4.04+6.31=0.79+7.01+3.16+6.87=9.62+7.32-4.48-9.22=8.33-0.37+7.95=6.27-3.18+2.71+3.26=8.12-5.6=7.35-0.49-5.64-0.18=1.82-1.56+3.59-2.97=9.58+1.97+2.49+2.16=7.48+7.68+2.73-2.87=5.62+2.67-0.88+6.23=5.27-0.91-1.95+4.99=6.89-3.83-0.44=4.33+2.41+8.81+3.38=7.97-0.53-1.81-3.39=9.95-2.25-5.33=7.98-0.28-4.61-0.04=2.48-1.4=4.64-3.2+6.15+8.5=0.09+2.76+2.46-1.23=6.26-2.69+5.36=2.55+7.91-8.24-2=9.05-1-7.06+2.78=8.55-7.21+6.53=9.55-5.79-1.56+0.31=4.08-3.21+8.93=8.79-2.23-0.91+7.68=9.06+0.91-0.99=9.92-9.74+0.7+8.31=3.63-0.15+7.5-2.4=8.02-2.64-2.07-3.18=4.84-2.87+1.49=9.25-8.51+1.94+4.46=8.87+1.31+2.8=3.41+9.51-1.88=6.69+4.65-9.44+6.2=9.42-1.67-2.16-1.16=9.83-8.39+0.16=9.2-0.48+4.48+9.83=7.21+3.78+3.77+7.36=6.83+6.19-1.55=1.83+8.41-9.57=4.02+7.53-8.29=8.53-3.86-1.49=6.87-2.17=6.77-1.29-1.85=8.98-3.08+8.52-5.62=7.97-3.03+2+6.07=9.23-0.58-1.38=8.19-2.07=9.11-5.51-2.35-0.08=5.98+2.56-0.15-0.06=7.02-2.17-0.6=3.94+9.17-1.34=3.62+4.04+9.74+4.88=8.47-3.5-1.98+9.98=8.39+3.54-8.98=5.87-5.38+1.76-1.05=5.88-4.65+0.29=6.85+7.26+0.82-9.68=9.11-8.72+9.23-2.53=3.3-2.74+6.29+6.34=3.79+4.06-4.19=8.46+3.71-2.23=8.26+6.52-4.22-8.68=4.37+4.98+3.02=5.77+8.5=4.01+1.45=7.07+4.73-9.89+4.04=9.63-0.89-5.27=9.85+5.58+3.04-8.09=9.09-5.13+3.3-2.64=3.07-2.04+0.23+2.22=9.66-6.88+8.89=8.59+5.4-7.26=5.2+7.57-5.38+0.32=9.33-3.02-4.17+0.94=7.96+4.21+0.8+3.06=2.82-2.53+1.25=9.46-4.99-1.77=1.33-0.41+3.96-4.53=4.97+3.79+4.27-1.3=6.48+2.42=2.78+5.79+1.06-0.95=8.16-3.86-3.02-0.76=7.53-6.31+8.09-6.97=8.95-3.79-2.43+2=3.19+6.99-6.5=8.41-5.7+7.87=5.97-1.65-0.1-0.87=3.7+4.3-6.25+2.08=9.96+5.46-6.99-4.49=2.92+8.89+9.04-6.43=参考答案4.2-2.73+9.74+1.75=12.961.19+8.86-8.36+5.06=6.752.46+7.42-7.98+4.54=6.443.1+4.97+3.58-2.69=8.962.93+6.82+7.46+5.95=23.168.19-2.23-3.87=2.099.72-0.99-5.41+8.57=11.897.22-0.13-3.07+3.09=7.113.7-0.85+3.81+5.13=11.797.79-1.11-1.58+7.59=12.699.74-3.17-0.55+1.97=7.995.19-3.83+7.55-2.92=5.998.77+3.91-5.59=7.092.41+6.16=8.572.1+4.64+9.54=16.283.66+2.32+7.23-0.33=12.888.06-1.28-1.73-2.08=2.978.48-0.29+0.47+9.39=18.055.19+9.4+8.83+1.76=25.185.6+4.19-3.09-5.64=1.067.47+8.53-3.65=12.358.41-1.51-0.07+7.35=14.189.75-4.44+4.77-1.81=8.270.84+9.96+7.78-6.16=12.429.52-3.1-5.18=1.249.22+0.93+1.89+0.11=12.159.3-0.71-2.98+9.41=15.025.68+6.82-5.03-0.87=6.63.9+0.53+3.96=8.396.94-1.25-2.34=3.358.95+2.2-0.07-6.05=5.030.71-0.32=0.396.26+1.22+2.73-9.65=0.569.62-0.51-8.17=0.948.31+1.97-5.93+9.11=13.463.45+9.65+1.61=14.715.49+3=8.498.99-1.8+1.34+6.52=15.057.71-4.9+0.53=3.342.97-2.56+4.34-3.92=0.839.61-5.86-2.43=1.320.36+4.75-0.91=4.27.57-7.37=0.23.67-2.52+3.8=4.954.38-1.27+0.1=3.215.39+1.74+7.3=14.439.89+8.17-5.61-7.83=4.628.93+6.76+0.42=16.119.47+5.42-9.38=5.519.08-6.66-1.38=1.048.69+1.01+0.46=10.166.43+5.01=11.449.94+8.45-1.18-2.27=14.944.32-1.07+5.93-8.4=0.789.93+0.9-2.71=8.122.96-0.9-1.01+0.52=1.579.87-3.99-3.81=2.075.4+9.16-5.93-4.02=4.611.42+9.1-3.73+5.81=12.69.79-0.1-7.36+8.26=10.599.23-3.12+7.02+6.86=19.998.83+6.4+4.91-4.95=15.196.62-5.75+9.88-9.32=1.433.08-0.09+3.86+9.19=16.042.9+3.29=6.197.42+7.84-4.09-8.72=2.452.18+3.84-2.16=3.861.26+6.6+1.09+5.29=14.245.04+9.82=14.861.21-0.22=0.991.99+5.36-2.16+0.85=6.049.2-3-4.14-0.49=1.577.27-1.28-5.5=0.498.68+8.83+2.92=20.435.81+1.44=7.255.82-5.37+4.4-1.1=3.752.95+7.86+4.6+6.1=21.515.64-1.92+6.77=10.497.21-3.17=4.047.08+0.25+2.19+4.67=14.195.29+4.95-6.91-1.31=2.028.26+0.17=8.434.54+9.87=14.412.06+2.62+6.06-3.88=6.864.14-1.28-2.31=0.552.94-1.93+1.84+9.68=12.537.54-2.63+4.17=9.087.4+3.14+7.16=17.78.36+7.13=15.498.93-2.46-0.15-1.21=5.119.46+9.61-9.57-3.4=6.13.63+2.24+0.94+5.94=12.757.84-1.28+7.11+8.36=22.039.56-3.12-3.8+2.76=5.48.96-3.18=5.782.84+4.75-5.52+5.79=7.861.67+5.89+6.67-9.74=4.493.43+6.06+2.32+1.37=13.186.43-2.67+4.42-0.02=8.168.25-2.48-1.19+0.86=5.446.44+5.06+5.41-3.65=13.268.98+9.6+6.18-1.58=23.189.12-3.29=5.836.12+8.77-2.43+5.48=17.940.09+7.85-7.45=0.497.55+9.1-4.8-1.57=10.288.18-0.62+9.21=16.776.74-1.49+9.11-5.54=8.825.65-1.75+3.26-6.67=0.499.18-2.7+9.07-6.29=9.269.17-7.95+4.65=5.874.17-0.62-0.58-2.72=0.257.05+4.93+5.69=17.677.07-2.75-2.9=1.424.91-1.63=3.289.15-4.17+2.46-4.23=3.217.6-4.89-2.41=0.35.58+7-1.02-2.92=8.648.17-1.2-2.97-1.43=2.576.72-0.28-1.72=4.724.62-1.36+4.33-6.52=1.072.98+3.36=6.349.59+8.12+8.07=25.782.87-0.77+0.03=2.137.57-5.64+1.73-0.64=3.025.6+4.12-5.78=3.946.51+8.13-4.15-6.9=3.599.18-4.69-2.5+2.86=4.851.65+9.63-9.43=1.859.58-0.24+9+5.37=23.713.7+6.63-2.68-1.4=6.256.49+4.86=11.359.81+4.23+5.95-1.1=18.894.65-1.14-0.69+0.08=2.91.42+0.19=1.616.76+0.18=6.946.32-5.46=0.865.79-3.67+2.34+6.97=11.439.51+6.5-7.07=8.946.63+2.14-4.8-1.28=2.693.61-3.34+5.2+1.97=7.443.29+1.5-0.17+6.39=11.019.6-1.14-1.44+3.8=10.829.05+2.71+0.24-7.37=4.638.28-3.86-0.66+7.27=11.038.81+3.02+7.96-9.02=10.776.38-1.46+4.94-3.17=6.690.9+3.7+1.74+5.09=11.439.08-3.01+3.22=9.294.99-3.08+6.14+9.81=17.864.18+4.49+2.5-8.9=2.275.45+3.37-3.7-0.24=4.881.11+5.74-1.9=4.954.9+2.41+9.05+6.97=23.336.86+7.5=14.361.71+7.83+2.11+0.15=11.83.41-1.68+5.57-6.69=0.618.27-0.06-0.16=8.056.93+8.6+0.79+6.57=22.899.99+7.44+3.28-5.66=15.054.81+3.92+0.53+2.4=11.664.32-2.69+2.28=3.912.09+5.39-2.44-3.53=1.515.91+0.9-3.58=3.230.53+0.06+3.81=4.48.6-2.11-4.09-1.95=0.454.53-3.79+5.93+6.89=13.565.67-3.72+8.06=10.017.98+2.94+6.97-2.92=14.971.92+1.26+9.09-1.01=11.268.97+2.31-3.87+7.61=15.022.79+8.2+8.36+2.61=21.967.14-3.48+5.97=9.638.58-2.55-4.43=1.64.94-4.59=0.359.26+9.21=18.479.59-3.15-3.25=3.197.81-0.18-2.6-1.45=3.586.94+3.7-3.32=7.321.19+4.46+9.96=15.616.25-0.03+7.42+2.73=16.378.81+0.99+3.22=13.029.09+4.24-0.16=13.178.85-3.43-0.32-0.17=4.934.91-1.61-2.62=0.683.36+3.48=6.847.23+2.14+9.5=18.879.92+7.26+5.06+4.35=26.598.97-1-3.69-1.01=3.276.97+7.81+0.38-5.86=9.39.94-2.37+5.1=12.675.54+3.87-3.51-5.02=0.880.65+7.19+1.75=9.591.09+2.68=3.777.43+0.69+7.45-1.06=14.513.59+0.87=4.468.55-0.48-5.37+1.44=4.140.34+3.12+9.58-2.01=11.038.78+3.44+1.06-1.73=11.554.98-0.77=4.217.16+4.93+9.62=21.717.88+3.42-0.67-5.79=4.848-7.26+8.23=8.975.91+9.07=14.982.47-1.92=0.558.66+1.31-3.35+5.12=11.746.73-4.86+7.57+3.83=13.278.98-2.9-0.37+0.26=5.976.15-3.01=3.144.16+3.06+1.13-1.35=73.95+7.4-8.14+3.77=6.986.52-1.12+9.6-5.81=9.192.32+1.53+1.33+4.9=10.086.35-5.89-0.35+5.5=5.617.11-4.06=3.054.93+5.25-1.61-8=0.572.37+2.75=5.127.47-0.08-3.27-1.1=3.029.88-7.34+9.83+3.61=15.985.18-1.37-2.84-0.79=0.189.53+4.57=14.16.38-4.3+9.63=11.713.83+6.63-1.16-3.22=6.080.55+4.65+7.51+5.75=18.464.28+3.3-2.19+0.4=5.799.26-3.94=5.324.83+0.07-0.31=4.597.15+8.78-3.72+8.04=20.255.86-2.39=3.475.92-1.37+9.28-9.01=4.828.81+0.53+6.97+3.35=19.663.25+9.6-5.87=6.986.05-4.52+6.89-6.84=1.589.74-4.5=5.247.62-0.48-4.9-1.04=1.29.59-4.16+0.79+8.89=15.113.02+6.87+8.18=18.073.93-3.68=0.254.25-2.31+0.89=2.831.15-0.08-0.3+4.93=5.79.96-1.13+7.6-1.18=15.256.52+8.86-6.1-1.36=7.921.67+7.61-1.21-6.67=1.42.78+1.61+0.56+4.87=9.827.55-6.82=0.735.82+3.24-2.63=6.437.77+1.91+2.44+1.73=13.859.23+8.22+6.18=23.638.72+2.32-2.11-1.85=7.087.25+8.46-7.54=8.177.36+9.23-9.86=6.732.04-1.2+9.79=10.631.52+2.63+2.6-4.36=2.395.98+8.47+8.02+2.15=24.628.77-0.49+2.01-6.14=4.154.1-2.05+8.55+1.3=11.93.83+8.24+2.15=14.223.83-0.14-2.59+2.91=4.019.45-1.42-6.97+0.92=1.989.31-0.09+2.02-8.6=2.643.59-2.93+5.86+6.86=13.383.31-2.43+7.52-4.77=3.639.35+6.23-3.83=11.759.14+2.09-5.33=5.92+6.86+2.01=10.873.56+9.89+4.22=17.679.32-3.83-2.68=2.819.23-7.82-0.35-0.21=0.851.76+9.71+4.5+2.34=18.312.11-0.64+6.9-0.51=7.861.52+1.47+9.49+3.44=15.927.95-3.11=4.848.07+0.24+6.55-8.04=6.824.05-1.66=2.392.06+3.14+1.33+0.93=7.464.71+7.36-3.31-4.1=4.663.68+5.48-4.28=4.885.05+6.8+0.39=12.247.3-2.82+8.38+7.7=20.568.02+5.82=13.849.4-0.13-7.31=1.967.08+2.8+5.25+3.45=18.586.35+6.46+6.91-4.78=14.949.06-0.92-1.19+3.64=10.591.91+5.63+0.82+9.82=18.182.03+6.04-4.68-0.28=3.116.33+2.18+5.4-7.65=6.267.32-1.61-4.98+1.64=2.370.3+6.5+1.63=8.433.91-1+2.16=5.074.46+8+4.17+2.55=19.189.18+2.86+2.17+1.06=15.277.62-5.27+4.82=7.178.21+6.83=15.048.48-0.61-5.17=2.72.68+5.41-7.24=0.856.6-4.03-0.5=2.074.52+7.72-9.8+9.19=11.639.72-1.42-2.41-2.62=3.278.44-1.48-6.36+0.98=1.582.27+2.68+2.18=7.139.11+6.56+2.29-9.29=8.675.85-3.81-1.03+2.75=3.760.3+7.83-0.59+8.04=15.583.78+9.41-7.76+4.23=9.665.24+5-1.01-3.09=6.148.82-2.94-3.42-1.19=1.272.92-0.88-1.53=0.517.06-1.22-4.05-0.87=0.929.66-0.42-4.91=4.336.56+8.22+1.89=16.677.98+5.36+7.88+8.97=30.199.66-6.19+5.15+4.76=13.383.04-0.1-0.31=2.638.43+2.22+1.76+5.17=17.583.68+5.87+4.84=14.391.32+9.5-9.05=1.778.22-6.36=1.867.14+6.5-1.06+3.39=15.971.68+5.41+1.86+4.43=13.388.01-4.19+7.77=11.590.08+0.94+0.52+6.64=8.189.67+9.56-6.99+0.59=12.838+9.62+2.44-2.34=17.729.33+6.91=16.249.32-2.41+3.13-8.12=1.928.7-4.82-0.99-1.23=1.664.65-3.29+2.17+7.97=11.54.5+1.19+1.75=7.441.76+7.92-0.12+0.25=9.816.86-4.68+8.5=10.687.69-0.02-3.93-0.34=3.42.06+8.16-3.31+8.46=15.379.62+7.48-7.03=10.077.74-5.32=2.429.36-1.45-7.6=0.316.69-1.56+9.62=14.756.52-0.65-2.75-2.31=0.819.39-4.6-1.18=3.618.98+8.66-3.49-3.84=10.312.02+0.89-0.95=1.966.75+0.61=7.362.87+0.79-0.08+9.63=13.213.59+3.15-5.75=0.990.2+9.16-1.03+7.14=15.476.42-1.83+0.9+0.05=5.547.39-0.84-5.37+9.52=10.78.76-8.46=0.34.64+8.86+9.85=23.359.56+5.93-7.59-0.7=7.24.12+5.65+1.12-4.6=6.298.47+4.61-2.8+1.46=11.744.86-2.58+1.43=3.718.67+1.44-5.67=4.446.97-6.55=0.420.88-0.77+7.16-1.28=5.993.06+3.52=6.585.26+6.75=12.016.03+3.14+6.68-6.06=9.797.37-1-5.87=0.59.5+0.44=9.944.27-0.1+4.8+1.22=10.195.86+3.46+9.51=18.835.91-0.38+1.22=6.759.46+5.9-1.56=13.84.39-1.12-0.87-0.27=2.137.16-6.48-0.11=0.574.36-0.18-0.2+7.8=11.785.78+8.21-4.18+6.94=16.755.76-4.12+4.07+1.07=6.780.39+5.79+6.3=12.482.51-2.01+3.1+3.69=7.296.71+7.43-1.96+5.36=17.547.68-3.37-2.99-0.31=1.019.56+1.76-4.35+6.64=13.619.99+2.35-2.53+3.72=13.530.85+7.39+1.81=10.059.03-0.57=8.468.99-0.72+1.93-3.59=6.619.51-1.82+8.48=16.178.18-4.04+5.54=9.689.89+2.54=12.436.82+5.43=12.252.85+0.46+8.66+4.98=16.959.74-2.29-4.01+2.37=5.817.51+7.97+2.51=17.992.89+6.48-1.61-4.53=3.237.83-2.96-2.58-1.9=0.399.08+6.24+4.11=19.439.48-6.41-2.13+8.9=9.845.86-1.2+9.97+5.59=20.227.94-2.26=5.688.96-0.36-3.71-2.31=2.589.42+7.18-2.31-2.52=11.779.77-3.25-1.71=4.817.05+7.02+3.21-5.94=11.346.91-1.33+3.72=9.37.24-7.09+9.03-6.29=2.896.68+3.01-1.37=8.327.41-4.96+7.13+8.55=18.138.39-3.83-4.24=0.322.25+7.42+1.73-4.88=6.526.76+2.12=8.885.98-5.22+9.56=10.326.15+9.15-0.83-7.93=6.544.09+5.99-8.85=1.238.76-2.42+0.68=7.024.26-0.08-0.47+8.14=11.856.98+7.43-1.88-4.43=8.16.59-0.48-1.98-2.81=1.324.51+3.34+1.47-8.5=0.826.36-2.54+2.95-3.81=2.969.81-2.71=7.19.74-9.34+5.46+1.37=7.237.5+8.8=16.32.46+8.24+4.07-3.36=11.417.71+7.32-2.52-6.23=6.287.61+0.14-1.54=6.217.83+5.55=13.383.57+3.2=6.774.72+2.31+6.81+3.07=16.916.1+8.26-5.27-0.27=8.825.78-0.1-0.55-2.85=2.281.78+1.88=3.669.69-0.31-8.12=1.268.91-3.31+5.21+9.66=20.473.89+5.25=9.145.37+2.26+6.7=14.338.32-4.85+2.51-1.33=4.657.42-7.3=0.129.28+8.58-1.97+2.3=18.193.67+9.82-6.45+2.2=9.249.66-1.08+5.57+4.02=18.176.14+7.18=13.320.64+7.16-1.55=6.257.54+8.88=16.422.13+6.18-4.13+1.44=5.625.52+9.61-6.68+4.98=13.435.91-1.43-2.74-0.97=0.775.79-4.98+6.82-7.05=0.589.46-3.57-2.81-1.06=2.023.54+1.88+9.07=14.491.83+9.87=11.78.66-0.07-0.68-3.53=4.388.06-4.18+8.09-4.88=7.092.42+2.33-4.5=0.257+8.27+5.78=21.055.96+6.66-8.8+6.74=10.569.07-4.53=4.545.32+6.92=12.241.79+0.19-1+2.4=3.389.81-0.39-6.42=39.59-3.44+5.92=12.075.05+1.94+0.93+1.11=9.034.1-0.24-2.68=1.189.15-0.76-0.89-4.94=2.560.91-0.42+7.64-6.05=2.080.02+3.42+9.07-3.39=9.123.12-0.65=2.475.87-2.53-1.19=2.154.09+9.9+0.16-9.01=5.147.27+7.03+1.53-1.55=14.287.54-0.61-0.48-5.6=0.851.04+4.63-5.52+4.16=4.319.72-8.79-0.04-0.49=0.49.7-0.94-7.25=1.512.56+6.76+3.05=12.374.26+2.41-1.39+1.79=7.079.97-2.32=7.651.84+0.57+7.1+7.47=16.985.23-2.01+3.44=6.667.51+8.19+7.4-8.96=14.148.32+8.66=16.985.33-3.18=2.156.78-0.1-3.89+3.23=6.023.13-2.2=0.932.23+7.66+3.31-7.21=5.993.8+7.47+7.63-3.16=15.748.34-1.81-0.62-3.49=2.421.43+6.27+1.92+6.54=16.165.31-2.19-0.24-2.18=0.75.14-2.5+0.79=3.431.02+8.22-0.31-7.43=1.57.53+8.57-5.59+8.72=19.236.66+5.28+3.64=15.587.47-0.48+7.31-0.97=13.339.36-0.22-3.7-2.81=2.638.79-3.62-3.14=2.031.18+4.62=5.85.21+4.63+9.81+6.91=26.567.15-5.47=1.687.49+8.4-2.03=13.863.17+9.11-9.89+8.38=10.773.64+1.36=53.1+0.43-2.93+1.3=1.99.64+7.27-3.49-9.5=3.923.27+2.65+6.91+3.13=15.969.24-7.06+2.65+3.96=8.795.32-4.01-0.71+9.31=9.912.14+4.52=6.669.93+9.73+9.88-0.72=28.825.88-3.47-1.12+6.55=7.847.16-3.01+4.61=8.767.22+1.02+9.94=18.188.71-6.46+2.3+4.61=9.168.72+9.7+1.71-3.21=16.923.7+2.17-1.41+4.2=8.662.21+4.5=6.715.42-2.9+7.35-1=8.876.04-2.6+6.1-3.68=5.869.83-1.79+9.89-3.16=14.774.89+8.98-5.88-4.19=3.83.2-1.37-0.96+0.27=1.148.16-4.29-0.02+1.36=5.215.44+6.9+0.08=12.427.53+7.23-3.97-2.06=8.735.01-0.81-1.93=2.279.46-7.87+8.15=9.744.7-0.17+0.34=4.878-1.51=6.499.96+7.19+4.4=21.558.69+5.09-5.36-6.21=2.218.13-4.42-1.49+5.42=7.648.21+1-3.77-2.57=2.875.23+5.97+9.56=20.767.64+8.38+6.66=22.680.22+7.46-4.39-1.33=1.969.16-0.78+2.66=11.041.82-0.2=1.629.17-3.35-0.45-3.06=2.317.07-2.41-1.65-0.57=2.449.35-4.9+2.47=6.928.34+2.86-0.86+7.4=17.744.74-0.23+1.91=6.428.01+6.65+3.49=18.157.22+7.54+1.64=16.48.44+3.94=12.388.71-0.39-0.57-3.43=4.328.36+5.77+3.2+2.68=20.016.29-3.7+0.87+2.15=5.616.46-1.87-0.42+3.48=7.658.67-4.32-1.5=2.859.8-1.98+4.79-0.12=12.491.8+6.74+6.15=14.699.66-9.3=0.364.26-0.91-3.04=0.316.77-0.83-3.29+9.85=12.59.15-0.17-4.32+7.22=11.883.39+6.88+0.77+3.02=14.068.06-2.88-3.29-0.65=1.249.63-4.73+7.91=12.819.7-4.1+8.38=13.983.09-0.86+4.95+6.99=14.178.46-3.06=5.44.69-4.48+6.86-4.01=3.067.36-6.46=0.98.3-2.41-3.92-0.07=1.98.52-4.56+8.69-1.51=11.145.2-1.88+9.72-0.56=12.483.28+5.25+6.95-4.33=11.154.83-0.15-3.09-0.09=1.57.21-1.1-0.81=5.34.96+5.54+2.1=12.62.11+6.29=8.47.66-2.14=5.527.95+6.6+7.63-6.21=15.975.32+6.98-8.73-3.47=0.17.28-0.66-1.98-1.34=3.36.07+2.79-1.63+8.8=16.038.84+8.18-3.89-6.45=6.686.54-5.42+2.89=4.015.12-4.77=0.356.91+8.26+0.54+3.64=19.358.5-5.5+8.05=11.059.78-5.12+9.65+0.95=15.262.4-0.7+6.31-4.01=48.23-3.54+7.68-7.55=4.826.68+9.52-5-6.22=4.985.19-1.62-2.03+2.53=4.074.27+7.05+1.99-8.09=5.228.13+2.82+3.34+2.18=16.477.5+7.18-4.12=10.569.77+8.47=18.247.52-6.41+4.9-4.83=1.189.7-1.48=8.227.29+4.45+8.64=20.384.66+7.95-2.11-3.86=6.645.07+2.83=7.97.96+3.58-7.27+6.72=10.997.41-4.15+4.21+1.7=9.177.16-0.77-2.24-0.04=4.116.68-6.04+2.45+8.99=12.085.57-0.08=5.499.32-2.68-1.63-3.88=1.135.18-4.9+9.08+7.82=17.189.71+7.09+0.12-3.37=13.559.54-5.22-1.71+4.61=7.229.02+3.4+7.52-5.2=14.749.34-5.34-1.42=2.587.93-0.15-6.42=1.369.2+2.39-2.55=9.048.16-1.3-3.27+2.8=6.399.03-7.08-1.26+3.34=4.037.67-1.59-5.65+6.6=7.036.26-0.12+6.96+7.81=20.914.45-0.57=3.884.24+6.52-4.86=5.94.55-2.12-0.98=1.458.87+2.92-5.96+0.95=6.789.39+1.63-6.01+9.79=14.88.15+9.06-0.42+0.1=16.898.8-4.57-0.5-1.62=2.111.83+8.46=10.293.66+0.43+9.83+6.41=20.336.51+4.24-6.36=4.396.25-2.35+8.71-3.88=8.737.45+3.66-0.34-5.77=56.78-2.85=3.937.11-4.64+5.33+8.73=16.539.84-2.56-5.06=2.229.12+7.09+8.65=24.868.03+8.5-