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6.69+5.25-1.78+2.62=0.27+8.53-3.27-2.63=8.87-5.71+6.36-4.77=9.47-7.48=8.98-6.42+2.81=0.77+4.61=9.9-6.11-1.25=2.47+4.78-0.33-6.23=5.34+4.56-1.13-7.95=7.48-7.1+6.12-5.86=6.88-4.93=8.83+5.21-9.28-3.61=7.77+0.63+5.56-0.46=8.63-4.38=7.31+2.84=1.11+7.5-8.41=8.48-0.97-2.23-1.02=2.61+2.05+0.88+7.43=1.51+6.3-4.89+0.13=5.87+0.7-0.72-4.83=3.96+4.66+2.81+6.33=7.66+2.08=7.65-0.26-2.04-3.86=9.89-5.72-3.79+4.67=9.7+9.72-6.76+4.05=0.75+6.58=8.83+7.9=2.49-1.7+7.35+4.65=7.02-5.21-0.03-0.09=8.59-1.54-3.49-0.13=8.94-2.89=6.05-1.64-1.11+7.69=5.42+6.55+0.58=2.47+9.78=4.67-1.26-0.89+9.42=0.67+6.25-0.12+5.73=2.61+9.12=8.18-4.59+5.56+7.55=2.51+4.88=6.47-1.33=8.64-3.79+8.83-5.34=9.8+5.71=8.24+1.95+9.31-1.94=8.44+0.66-6.96+5.27=5.74-2.52-0.9+8.42=1.63+5.83-0.76-3.26=7.54+7.11+9.06+1.8=8.56+4.6+7.1-2.86=3.85-1.09=9.88+5.81=4.53+9.41-8.78+1.54=2.35+3.25+0.17-0.29=4.62+1.03+9.9-5.47=5.61-1.61=0.18+5.61=3.76+9.85+1.82-1.91=8.69-1.32-3.12-3.8=1.55+1.79+5.86-6.13=9.31+0.05=5.38-0.19+4.82-8.51=4.72+8.75-2.31=6+4.66-2.23+0.24=9.99+6+2.1+9.87=4.18-3.15+5.74+5.11=9.33-1.31+0.89=9.85-1.13-3.75-3.12=6.87+2.54+7.18=8.12-0.54+8.33-7.5=6.02+5.05-0.28-7.45=2.63+6.95+9.15+2.82=6.45-3.29+5.99-3.82=5.68-1.44+0.44+1.37=9.88-4.91-0.34-3.12=6.72-1+3.98=6.68+4.82+3.45+2.3=4.64+1.92-5.07=9.17-3.16+1.96=7.08+7.4-8.55-3.79=7.8-3.46+7.38-2.53=8.21+8.1-9.79=8.17-3.95+8.69=3.61+6.08-5.26+3.97=6.35+1.76+6.58+0.21=0.91-0.16=6.88-4.21=3.16+0.85+8.9+5.27=1.62+7.33-4.3+7.94=9.82-2.25-0.42-6.22=4.73+4.72+5.67=8.91-7.55+0.99+5.32=7.02+3.67-9.87=7.94-6.07+7.18=5.23-2.76+4.59-5.39=8.59-8.27=7.4-1.65-2.81-0.86=2.93+9.86+6.44=4.52+8.54-9.49-0.71=4.8-0.21+8.14=9.2-6.67+9.46=8.53-1.07-0.81-0.2=6.1-1.42+3.84-0.2=9.09-3.41-5.54+0.92=8.29+6.89-5.54=6.21-4.93+4.67+6.83=4.18+6.16-0.31+3.14=6.68+4.99-5.85+2.25=4.92+4.25-2.89=3.51+6.53-6.6+6.86=9.49+1.02-0.46+5.2=6.5+9.26=2.28+3.59-4.32+0.81=5.01+0.39-1.42=3.15+1.85+6.53=5.42-1.31-2.71+2.37=2.54+4.56-5.84=8.23+1.49-6.94=9.38-4.37-2.88-1.95=8.69-2.88-0.19+8.97=6.44-2.07-0.35=2.95+5.85+3.3-5.99=1.04-0.94+8.69=9.9-5.36-2.77=8.94+3.02-5.11=6.86-0.33=8.99-1.93-0.32+2.88=8.77-1.99+4.49=8.58+0.49-1.62+8.05=2.34+9.99-3.55=3.25-1.13=6.56-6.46+6.51=5.77-2.76+0.25-1.88=7.3-3.37-0.54-2.51=1.33+8.76+4.02+0.32=4.57+7.14-2.58-4.31=5.88-1.37=6.38-1.33+5.36-4.23=9.4+0.19+1.79-2.91=6.24-6.06=8.5-2.39+6.99+4.65=3.41+1.37-4.38+2.8=6.21+4.43+7.77+6.06=2.89-1.46-0.09-0.18=7.38-3.87-1.51-0.44=7.83+7.35-7.21=4.07-0.6+1.23=5.21-2.77+1.96+4.99=3.17+4.26-0.95-4.51=4.48+7.71+2.81=8.58+1.1=4.84+5.94-3.91+3.34=3+9.75-4.42=9.68+8.25-6.99-6.55=9.98-8.23-0.1=8.76+5.96+2.85=8.43-5.49+8.47+3.41=6.17-0.08+2.71=6.88+9.6-3.2+1.62=3.08-2.74=5.66-1.58=9.44+9.42-9.3-1.06=9.83+3.82+0.2-2.19=4.93+9.11+7.44=8.92-4.86+7.15-2.96=7.75-4.68+2.5+9.83=9.05-2.63-1.09-2.15=1.89+0.39+3.65=6.81+9.42=6.78+3.62=8.58-4.99-3.38+1.36=1.11+0.19+0.96=1.22+7.71+7.29-8.41=8.94-2.62+5.69-3.25=7.61+1.02+4.87=1.48+4.09-4.38+3.02=6.78-1.41=9.97-1.42+4.76=9.86-7.15+1.71+5.65=2.94-0.99+2.3=7.1-0.94-0.57-4.87=9.84-1.62-2.91=9.96-4.21-1.19=7.32+3.57-3.01=6.61-0.21-4.87=5.89+3.89-7.49=2.87+6.45-3.21-4.68=6.58-0.17+7.37+7.1=2.3+7.43+3.99+1.23=5.89+2.67+4.58-3.35=9.34-2.18=9.44-0.24-6.14+3.11=6.98-6.1=1.67+9.21+9.44=9.66+0.75-9.85+4.56=0.43+7.98=9.38-4.47-0.08-3.32=4.85-0.98=8.25-5.17-2.54+5.88=0.76+2.62-0.52-1.54=3.33-1.42+4.33+6.12=1.93-0.46=9.25-8=9.77+7.65-3.31+0.4=5.11+6.72-8.62=0.79+0.06=9.42+4.2+4.32=2.93+7.71-9.7+8.95=7.33-5.11+3.07-1.57=6.95+5.55+9.23+3.17=8.44+7.41-8.81=8+6.77+1.52-4.31=7.8-0.56-3.27+7.2=2.1+1.57+9.94-2.31=4.98+0.02=3.99+1.12+6.43+5.92=8+6.26-0.37-6.86=6.53-1.85+1.61+0.89=7.13-6.67=5.21-4.53+0.51=8.88-7.03+4.05=6.13-2.31=9.64-4.51=6.73+7.13+5.02=5.62+6.17+2.27=4.09+4.98+2.41=9.8-1.65-5.43=7.99+5.92=8.76+0.03-5.19=9.46+8.14-7.88-7.56=7.62-1.66-1.82=0.04+8.44-0.56=7.22-2.78=4.7-3.24+4.41=5.45-0.2-3.5+0.14=6.84+8.32+6.01-3.36=8.6+3.99=7.69+6.29+4.59+8.86=8.84-2.08-6.02+8.53=4.52-1.43-2.07-0.05=7.63-0.78+9.59=5.73+0.76-1.03-5.34=8.23+0.65-1.44+8.48=8.87-4.68-2.66+7.65=9.32+4.5-8.79+4.66=6.98-0.03-2.21=3.13-0.1-1.51=5.41+6.59-8.04=1.87-0.97=9.86+7.97+3.51+9.3=9.41-0.61-3.9-3.07=5.5+9.28-4.05-1.29=7.58-0.93-4.18=9.71-8.51=7.95-4.12+3.55-5.39=6.44-2.96=6.89+2.51+8.28=1.33+4.84-2.42=4.98-2.98+6.8+2.35=9-2.02-5.1=9.91-6.96+7.62+8.78=3.27+6.54+6.51=9.53+7.47=9.97-4.03+2.56-4.77=7.85+3.59-0.1+1.45=1.17+6.81=8.4-0.06-2.86-2.01=1.6+5.71+0.96=9.26+2.91=7.94+7.03+1.24=6.05-0.76+6.62=9.44+9.06-1.93-6.29=3.71-0.28-3.3=3.7+7.55+6.42-2.13=8.03-7.03+4.34=6.23-3.94=9.81+0.81+5.35-3.14=8.12-4.45=4.08+5.67+4.45+4.79=2.13+0.08+6.11-0.75=6.02-2.26-1.51=7.62-0.81-0.69=9.08-5.44-2.64+8.51=9.89-3.19+0.66=2.22+9-4.3=4.85+6.35-1.56-6.04=2.26+5.74-3.32-3.43=3.25+6.84+5.6=6.18+4.78-4.01=6.7+2.05+8.71-1.04=4+3.78+4.59-4.36=9.98+8.98=6.88-1.25+0.37=5.92-3.3+4.16+4.07=8.5-8.29-0.1+1.64=9.87-0.24-6.58=8.5-1.62-2.6=8.89-1.59-0.81+5.02=6.85+1.47-3.33=2.41+1.57=9.99-0.86-5.16+8.91=3.79+2.5-1.04+0.1=2.42-0.17+1=5.87-1.78+3.43-1.12=3.1+4.65+9.94+2.25=2.53+4.97=2.05+7.36-8.44=2.81+0.41+6.12+0.19=9.96+3.85=8.94-0.79-1.98=6.72-1.25-0.22=5.14+5.31-1.85-2.49=7.14-1.15-5.45=8.76+6.98+3.19+2.51=3.97-0.46+6.37-9.75=9.33-7.97-0.09=6.2+5.7-7.11=8.51+8.84-8.94=8.86-4.62=9.05-2.24=8.19+7.89=8.71+5.68=9.03-6.56+4.59-1.31=7.62+2.83+2.08-3.66=4.45+5.31-5.68-3.53=9.57-8.59=1.3+6.63-0.1+5.13=5.06+1.17+4.54-2.29=4.05-3.53=7.27+8.61-6.27+9.09=8.56-4.65-1.29=9.62-3.75-1.46-0.22=9.48-4.13-1.69-2.87=9.84-0.81-1.32+9.35=5.48-1.99-1.53+1.32=8.92+1.99+1.27-7.38=4.86-2.87=6.92+8.89-9.81-5.53=5.59+4.94+6.11+3.45=6.35-0.41-3.35=8.38-7.98+7.48-5.53=8.85-4.9+9.06+1.79=8.22+3.25-5.44-5.31=8.54-0.06-7.81=3.85-1.66+9.04=9.99-5.91+6.1-8.03=8.5-1.18-3.85+4.58=7.38+6.67+7.75+3.75=7.51-2.17+8.68=4.95+7.24+7.6=4.58+5.49+7.01-4.83=5.89-5.4+2.7+7.98=6.34-1.49-0.36=2.42-0.95+0.84=3.03-2.21+2.09=7.38+9.73+0.09+2.99=1.26+0.16=6.68+7.67=5.08-1.36+3.48=6.3-1.54-0.02-0.43=6.05+3.32+9.27-5.46=4.53+2.97-7.27+3.63=5.32+9.14+6.48=1.65-0.27=6.13-2.52-2.41=5.81-1.47+3.69=8.79-1.36-0.09+9.32=2.95-0.38+3.99=3.44+3.98+9.9+3.58=1.71+0.82+1.58+4.13=0.59+3.09-2.13=4.05-3.35-0.22=9.01-4.47-3.13=8.17-7.65+5.82-5.41=6.54-4.18+5.03-4.91=4.44+4.38-6.42+6.34=8.33+8.9-2.37-3.89=9.94+9.74-4.09-4.86=8.72+0.67+2.87-0.59=9.81+4.28+5.82=1.97-0.48=6.6-5.47+8.01=8.93-0.38-0.19-2.8=7.39-4.7+2.33=9.14-1.48-0.84=5.86+3.82-5.08-1.01=9.02-2.21-1.36+2.74=9.81-2.01+6.06-7.65=8.5-0.72-4.33+9.03=5.25+1.23+7.27+5.03=8.51-2.66=0.82+2.27=1.64+6.82+3.77-3.72=5.34-0.57=3.49+4.88+6.59=4.22-1.06+9.9=5.94-3.86+1.91+2.4=6.61+4.04+3.38=4.85+9.78-7.41-4.68=7.8+7.97-6.67=5.19-4.46+5.37+6.6=5.09+4.44+7.62-7.79=0.04+4.74+6.29-6.34=2.34+0.09=7.71-4.61=8.13-1.46-2.75+8.9=9.11-3.83-5.13=8.35+8.24-0.11=9.9-3.82-0.35-1.94=2.91+6.01+5.81=6.04+9.22+6.09+9.81=9.82-3.11-1.51+1.6=8.92-5.68+9.8=9.88-6.91+1.41+4.88=6.55-3.61+0.88-1.12=8.64+7.43-8.57=2.29+7.47+7.74-8.04=4.83+0.11-1.07+5.97=5.31+9.88=6.72+1.93+4.04+2.6=4.46-3.74=3.93-2.76-0.26=4.2+5.27+0.39-5.83=9.22-4.13-1.87=8.23+0.65+4.28-5.11=6.98-0.25-5.56+3.41=7.41+4.96+3.43+4.36=2.16+6.82+9.39+1.56=6.4+8.43+6.17+7.34=3.53+6.61+7.91=1.26+0.31+0.53+9.7=6.95+0.34=7.77-1.74-3.46=4.39-0.14+2.25+7.29=1.82-0.77+6.89=1.75+3.02+8.71-6.37=3.97+7.58+4.51+6.25=9.59+5.6-7.34+5.22=0.9+8.47+1.07=9.27+7.84+4.02-3.24=7.13-4.55-0.71=5.76+8.73+3.57-8.1=9.76-3.53-4.18-0.07=4.76+3.09+7.21=7.97-2.69-1.18-2.1=1.58-1.08-0.05+7.15=7.2-3.35+7.39-5.12=9.37-2.36+3.64-1.13=5.86+2.04-4.3+5.64=6.89-5.52+8.54-9.51=5.66-5.2+9.2-1.11=5.28+8.35-5.02=4.37-1.43+0.44+2.73=7.62-4.35+5.61-4.96=5.8-2.3-3.34+4.81=9.78-6.88-0.89-1.59=9.03-5.14-1.27=9.03-3.99+1.94-2.7=6.85-6.51+3.48=1.48+9.48+7.25-1.13=7.32-3.82-0.86-0.22=7.14+9.23-4.93-6.83=2.17+0.03+3.24-4.38=9.6-4.02-2.57-1.02=7.9-2.34+7.61+3.79=6.19+6.48+2.46=5.34-2.43+7.33-2.56=4.43-1.7-0.21-2.36=2.45+4.5-1.85+7.21=7.11-0.73+4.68-6.98=8.34+4.51-0.02-0.45=8.74-2.15-0.74-0.69=4.15-1.32+2.61+5.72=0.04+3.8+5.83-3.29=3.22-0.29=9.18-2.63+4.7=0.79+8.13-4.14+8.01=8.6-2.57+4.81-5.08=6.49-2.65-1.63+7.78=8.09-1.86-6.12=7.71-5.47+8.63-4.5=8.19+8.33+8.56=7.77-2.92-4.1+1.67=8.41+8.61-2.65=9.17-6.71-0.25+3.77=3.82+7.94+3.93=5.7+8.23+4.8+8.92=5.04+8.42-2.12=0.86+2.54+8.03=9.96-4.89-4.36=2.49+7.35-1.75+8.06=9.48-3.27-3.4-2.69=6.68-1.18+2.24+9.03=5.64+9.48-3.59=1.5+8.82-9.67=6.81-3.55=5.51+4.09=7.99-1.22+7.01+2.58=9.69-1.93+5.45-9.9=7.95+0.98=8.22-4.25+8.98+1.55=9.95-2.81=9.38-8.2+9.57-0.12=1.66+3.8-1.94-1.84=8.61-1.31+0.39+8.65=6.97+1.07-0.36+7.26=8.01-1.37-1.66-4.58=8.12-3.8+9.25=3.9+4.68+9.63-7.43=4.57-1.5+5.56-4.12=8.91+4.39+6.24=8.21-5.31+2.24+8.32=8.83-1.81-0.81+0.63=5+9.62-5.64=6.43-1.62-3.28+4.37=8.25+8.65-5.72-1.53=6.06+1.58-0.23=5.76-1.04=9.38-7.52+0.99+8.75=9.77-6.74-0.31=3.65+2.4+9.94+8.59=7.83+3.82-4.89+9.74=9.39-3.99+6.45-4.04=3.8+3.28=9.36-4.83-0.16-1.06=8.02-3.02=9.19-2.11+6.79-7.78=4.32+2.64=4.27+2.1+1.4=7.98+1.74-4.1+0.75=5.69+4.91+7.79=6.47+5.16-2.55=9.46-4.84-0.65-1.62=8.69+3.31-4.15+1.18=8.31-0.46-0.73-0.36=3.33+2.73+1.78=3.94+0.15=8.56+9.18+0.33+5.57=7.16-3.24-0.45-1.55=7.79-4.17=6.86+3.39+9.22=1.51-1.24+7.31-1.91=7.51-4.06+2.89+0.34=9.21-0.35-4.06-4.01=6.58+9.72-4.17+2.33=2.06+4.83+9.67-6.63=9.1-0.46-1.13-7.35=9.95+6.05-6.11-4.15=7.64+7.15=0.06+5.51+3.51=9.99-3.83+2.13+1.36=7.21-6.09+7.33=5.46+1.43+4.97=9.07-1.58+3.5+1.49=3.7-2.2+6.77+1.36=2.83+1.84=9.18+9.95=4.09+3.06+2.27=9.21-2.51-5.33=3.8+5.64-8.89=2.16+8.57-5.1=5.03-0.72+7.14=8.98-1.13-0.45+2.46=9.1-7.4-0.56+2.55=8.61+2.45-8.31=9.74+8.93+9.77=7.93+4.53-8.03+8.44=7.88+4.13+4.92+3.52=7.2-1.79-0.41-0.42=0.65+4.63+6.76=7.6-2.79-4.26+1.74=9.56+8.37+9.49-3.45=7.44-1.51+5.39+6.47=6.93+9.42-3.76-9.31=7.14+2.79-0.93-5.71=5.96-5.29+8.73-5.46=8.37-4.82-2.81+3.02=9.22-7.01-1.17-0.76=7.94-4.41-0.53+8.14=8.66+1.27-0.92-0.21=9.22+2.42-5.19+3.16=8.16+8.32-5.99-9.66=6.54+5.69-7.78+1.2=7.74-7.37+8.13-7.75=6.46-2.85-0.51=4.86+0.52-3.06+9.69=8.24+3.36+9.1=7.2-1.23-1.09-3.98=6.05+0.68+1.77+8.53=5.16+4.06+8.02-0.49=6.08-4.83-0.38+0.45=8.35-3.96=5.99-2.38+7.73-3.48=1.1+3.04+3.84+0.59=9.25-5.98-3.13=7.99+8.62-3.64+4.03=4.82+3.11+8.72=4.54-0.95+9.97+8.09=9.13-4.58-0.39-0.89=4.51+0.07+3.57+6.56=7.62+9.23-7.48+5.48=3.69+9.35+2.39+3.31=9.51-0.72-0.16-0.64=7.98+7.52-7.57-0.02=8.71-0.05-5.93=3.73+9.54+5.87=7+1.83+6.15-8.52=8.42-2.45+6.88=3.99+2.99+1.49=7.47+9.38-4.3-2.79=8.25-3.76-1.4+5.78=6.42-4.11+8.27-1.41=7.94+7.8-4.91+7.55=7.46-1.01+0.36-5.59=8.6-0.23-8.2+2.09=7.47-0.04-3.97=5.55-4.12+5.49=6.59-4.04+4.41+2.92=1.45+9.54-3.83-4.07=5.44-0.11+2.71+5.14=8.75+8.11-5.18+2.06=2.97+6.37-7.57=1.52+1.06=6.82-5.51+9.35=9.66-4.3+3.5+4.53=3.56+9.61-3.97-2.18=8.87+4.63-5.01=8.12+7.15+2.03-7.38=9.18+5.34-5.85=8.15+0.75+4.96=7.74-2.81+5.25-2.68=2.29+4.82+8.32-3.81=1.51+8.53-0.98=6.65-5.21+0.48+0.97=2.5+6.72+7.87+3.71=8.13-4.8+6.29+2.67=8.66-0.18-1.57=7.46+8.09-1.98-5.22=9.99+5-0.71-5.47=3.8-2.67=6.59+3.96-9.76+4.38=7.12+2.79+9.48-8.55=5.52+7.66-2.79-5.79=2.87+2.03=9.99-0.59-8.41+2.38=8.82-3.14-2.07+8.63=9.16+1.05-5.38+3.07=5.56+9.5-5.41-5.15=6.73+3.66+1.02+0.57=7.81+4.83=2.76+3.66-0.75=8.08+4.9-3.07=4.05+6.96-1.52-3.91=9.53-2.34+8.16=5.7-4.86+2.71-0.25=3.98+6.78-7.95=8.61+7.03+6.98-1.98=0.53-0.27=8.06-7.63+3.71+0.09=9.2+6.1+7.25+5.96=6.38-1.8-4.42=0.83+3.62=9.67-5.59+1.3-2.02=4.43+8.66+1.46=9.58-1.14-0.09+8.49=5.03-1.24-3.19-0.49=9.54-4.85-2.74=9.23-3.65+3.92+8.99=9.36-0.83-0.75-0.88=9.13+3.67+5.16=6.93-1.86+6.54-4.63=6.14-3.41-1.19+7.42=7.54-1.67-0.19+4.32=7.51-5.09+7.93=1.43-1.09+1.27=1.11+0.54+2.14+6.44=5.2-0.25-1.71-1.97=4.2-2+1.93=6.54-5.71+7.98+8.39=4.94-0.12+6.08+1.38=7.16+6.69+2.48+8.68=6.11+3.67-4.72-4.18=6.51-2.92-3.27=8.63-7.82+4.21=3.15+5.1+7.1+1.35=5.17+5.63-4.06-4.73=1.61+7.32+7.52=8.48-1.07-0.08+4=1.76+9.09-4.1=8.55-0.5-2.92-1.01=8.16+3.99-4.88=1.66-0.82+1.8+3.72=9.39-0.67+7.93=9.66-0.36-0.21=8.29-1.6-1.58-2.68=8.56+7.71+4.2+4.73=6.86-5.32-0.09=7.29+0.55+4.15-1.3=7.89+9.36-2.82+5.87=4.86-4.44+3.65+4.4=3.98-1.35+4.37=8.62+4.67+0.68+0.43=3.99-1.78-1.73=2.75-0.23-0.86=2.23+0.27=5.79+4.86-1.41-7.46=3.88+8.98+6.26-4=8.17-1.63+2.79=7.15+0.94=4.96-0.45+4.18-6.3=6.01-0.82+6.41+8.82=8.35+7.56+0.48-7.33=4.22+6.24-2.9-5.05=9.94-0.74+8.06+4.98=8.23+0.85+5.84+6.91=0.62+6.13+7.62-6.77=8.21+8.23-1.45-8.81=9.95-2.33-3.69-0.12=6.29+2.73-8.2+1.7=4.96+8.43+2.24-0.44=6.51+5-6.12+2.29=3.91+5.15=9.25-0.63-8.19=3.21+2.29=3.97+3.69=6.74-2.5-2.31+9.94=9.82-5.17+9.26-1.99=5.49-0.2-1.42=6.19-3.11=9.84-4.43-4.83+5.88=3.47-2.94+8.17=7.28+1.1+6.81=5.93-1.4-1.67-0.41=9.52+1.43+2.27+6.52=8.22-7.95-0.16+1.07=3.81+8.89+5.28=7.21+3-1.04-6.34=9.79-6.11-1.99-0.08=9.1+6.85+7.04-0.25=8.01-6.2+2.46=9.12-3.57+3.16+9.66=8.43-4.13+7.04+6.72=6.29-6.11+0.73-0.02=7.29+4.12+1.72+9.98=5.82-3.05-2.26+2.29=9.53+1.77-9.77=9+5.1=2.64+1.27+7.62+6.64=7.63-4.28+1.25+2.96=8.74-1.69-0.17+2.13=2.97+3.17+5.78+3.37=5.76-0.39-1.74-3.11=8.61+7.19+8.25+3.77=1.61-0.18=8.18-7.35+9.97-1.23=5.06-0.48=2.89+8.22+1.47-6.23=7.87+3.53-7.7=参考答案6.69+5.25-1.78+2.62=12.780.27+8.53-3.27-2.63=2.98.87-5.71+6.36-4.77=4.759.47-7.48=1.998.98-6.42+2.81=5.370.77+4.61=5.389.9-6.11-1.25=2.542.47+4.78-0.33-6.23=0.695.34+4.56-1.13-7.95=0.827.48-7.1+6.12-5.86=0.646.88-4.93=1.958.83+5.21-9.28-3.61=1.157.77+0.63+5.56-0.46=13.58.63-4.38=4.257.31+2.84=10.151.11+7.5-8.41=0.28.48-0.97-2.23-1.02=4.262.61+2.05+0.88+7.43=12.971.51+6.3-4.89+0.13=3.055.87+0.7-0.72-4.83=1.023.96+4.66+2.81+6.33=17.767.66+2.08=9.747.65-0.26-2.04-3.86=1.499.89-5.72-3.79+4.67=5.059.7+9.72-6.76+4.05=16.710.75+6.58=7.338.83+7.9=16.732.49-1.7+7.35+4.65=12.797.02-5.21-0.03-0.09=1.698.59-1.54-3.49-0.13=3.438.94-2.89=6.056.05-1.64-1.11+7.69=10.995.42+6.55+0.58=12.552.47+9.78=12.254.67-1.26-0.89+9.42=11.940.67+6.25-0.12+5.73=12.532.61+9.12=11.738.18-4.59+5.56+7.55=16.72.51+4.88=7.396.47-1.33=5.148.64-3.79+8.83-5.34=8.349.8+5.71=15.518.24+1.95+9.31-1.94=17.568.44+0.66-6.96+5.27=7.415.74-2.52-0.9+8.42=10.741.63+5.83-0.76-3.26=3.447.54+7.11+9.06+1.8=25.518.56+4.6+7.1-2.86=17.43.85-1.09=2.769.88+5.81=15.694.53+9.41-8.78+1.54=6.72.35+3.25+0.17-0.29=5.484.62+1.03+9.9-5.47=10.085.61-1.61=40.18+5.61=5.793.76+9.85+1.82-1.91=13.528.69-1.32-3.12-3.8=0.451.55+1.79+5.86-6.13=3.079.31+0.05=9.365.38-0.19+4.82-8.51=1.54.72+8.75-2.31=11.166+4.66-2.23+0.24=8.679.99+6+2.1+9.87=27.964.18-3.15+5.74+5.11=11.889.33-1.31+0.89=8.919.85-1.13-3.75-3.12=1.856.87+2.54+7.18=16.598.12-0.54+8.33-7.5=8.416.02+5.05-0.28-7.45=3.342.63+6.95+9.15+2.82=21.556.45-3.29+5.99-3.82=5.335.68-1.44+0.44+1.37=6.059.88-4.91-0.34-3.12=1.516.72-1+3.98=9.76.68+4.82+3.45+2.3=17.254.64+1.92-5.07=1.499.17-3.16+1.96=7.977.08+7.4-8.55-3.79=2.147.8-3.46+7.38-2.53=9.198.21+8.1-9.79=6.528.17-3.95+8.69=12.913.61+6.08-5.26+3.97=8.46.35+1.76+6.58+0.21=14.90.91-0.16=0.756.88-4.21=2.673.16+0.85+8.9+5.27=18.181.62+7.33-4.3+7.94=12.599.82-2.25-0.42-6.22=0.934.73+4.72+5.67=15.128.91-7.55+0.99+5.32=7.677.02+3.67-9.87=0.827.94-6.07+7.18=9.055.23-2.76+4.59-5.39=1.678.59-8.27=0.327.4-1.65-2.81-0.86=2.082.93+9.86+6.44=19.234.52+8.54-9.49-0.71=2.864.8-0.21+8.14=12.739.2-6.67+9.46=11.998.53-1.07-0.81-0.2=6.456.1-1.42+3.84-0.2=8.329.09-3.41-5.54+0.92=1.068.29+6.89-5.54=9.646.21-4.93+4.67+6.83=12.784.18+6.16-0.31+3.14=13.176.68+4.99-5.85+2.25=8.074.92+4.25-2.89=6.283.51+6.53-6.6+6.86=10.39.49+1.02-0.46+5.2=15.256.5+9.26=15.762.28+3.59-4.32+0.81=2.365.01+0.39-1.42=3.983.15+1.85+6.53=11.535.42-1.31-2.71+2.37=3.772.54+4.56-5.84=1.268.23+1.49-6.94=2.789.38-4.37-2.88-1.95=0.188.69-2.88-0.19+8.97=14.596.44-2.07-0.35=4.022.95+5.85+3.3-5.99=6.111.04-0.94+8.69=8.799.9-5.36-2.77=1.778.94+3.02-5.11=6.856.86-0.33=6.538.99-1.93-0.32+2.88=9.628.77-1.99+4.49=11.278.58+0.49-1.62+8.05=15.52.34+9.99-3.55=8.783.25-1.13=2.126.56-6.46+6.51=6.615.77-2.76+0.25-1.88=1.387.3-3.37-0.54-2.51=0.881.33+8.76+4.02+0.32=14.434.57+7.14-2.58-4.31=4.825.88-1.37=4.516.38-1.33+5.36-4.23=6.189.4+0.19+1.79-2.91=8.476.24-6.06=0.188.5-2.39+6.99+4.65=17.753.41+1.37-4.38+2.8=3.26.21+4.43+7.77+6.06=24.472.89-1.46-0.09-0.18=1.167.38-3.87-1.51-0.44=1.567.83+7.35-7.21=7.974.07-0.6+1.23=4.75.21-2.77+1.96+4.99=9.393.17+4.26-0.95-4.51=1.974.48+7.71+2.81=158.58+1.1=9.684.84+5.94-3.91+3.34=10.213+9.75-4.42=8.339.68+8.25-6.99-6.55=4.399.98-8.23-0.1=1.658.76+5.96+2.85=17.578.43-5.49+8.47+3.41=14.826.17-0.08+2.71=8.86.88+9.6-3.2+1.62=14.93.08-2.74=0.345.66-1.58=4.089.44+9.42-9.3-1.06=8.59.83+3.82+0.2-2.19=11.664.93+9.11+7.44=21.488.92-4.86+7.15-2.96=8.257.75-4.68+2.5+9.83=15.49.05-2.63-1.09-2.15=3.181.89+0.39+3.65=5.936.81+9.42=16.236.78+3.62=10.48.58-4.99-3.38+1.36=1.571.11+0.19+0.96=2.261.22+7.71+7.29-8.41=7.818.94-2.62+5.69-3.25=8.767.61+1.02+4.87=13.51.48+4.09-4.38+3.02=4.216.78-1.41=5.379.97-1.42+4.76=13.319.86-7.15+1.71+5.65=10.072.94-0.99+2.3=4.257.1-0.94-0.57-4.87=0.729.84-1.62-2.91=5.319.96-4.21-1.19=4.567.32+3.57-3.01=7.886.61-0.21-4.87=1.535.89+3.89-7.49=2.292.87+6.45-3.21-4.68=1.436.58-0.17+7.37+7.1=20.882.3+7.43+3.99+1.23=14.955.89+2.67+4.58-3.35=9.799.34-2.18=7.169.44-0.24-6.14+3.11=6.176.98-6.1=0.881.67+9.21+9.44=20.329.66+0.75-9.85+4.56=5.120.43+7.98=8.419.38-4.47-0.08-3.32=1.514.85-0.98=3.878.25-5.17-2.54+5.88=6.420.76+2.62-0.52-1.54=1.323.33-1.42+4.33+6.12=12.361.93-0.46=1.479.25-8=1.259.77+7.65-3.31+0.4=14.515.11+6.72-8.62=3.210.79+0.06=0.859.42+4.2+4.32=17.942.93+7.71-9.7+8.95=9.897.33-5.11+3.07-1.57=3.726.95+5.55+9.23+3.17=24.98.44+7.41-8.81=7.048+6.77+1.52-4.31=11.987.8-0.56-3.27+7.2=11.172.1+1.57+9.94-2.31=11.34.98+0.02=53.99+1.12+6.43+5.92=17.468+6.26-0.37-6.86=7.036.53-1.85+1.61+0.89=7.187.13-6.67=0.465.21-4.53+0.51=1.198.88-7.03+4.05=5.96.13-2.31=3.829.64-4.51=5.136.73+7.13+5.02=18.885.62+6.17+2.27=14.064.09+4.98+2.41=11.489.8-1.65-5.43=2.727.99+5.92=13.918.76+0.03-5.19=3.69.46+8.14-7.88-7.56=2.167.62-1.66-1.82=4.140.04+8.44-0.56=7.927.22-2.78=4.444.7-3.24+4.41=5.875.45-0.2-3.5+0.14=1.896.84+8.32+6.01-3.36=17.818.6+3.99=12.597.69+6.29+4.59+8.86=27.438.84-2.08-6.02+8.53=9.274.52-1.43-2.07-0.05=0.977.63-0.78+9.59=16.445.73+0.76-1.03-5.34=0.128.23+0.65-1.44+8.48=15.928.87-4.68-2.66+7.65=9.189.32+4.5-8.79+4.66=9.696.98-0.03-2.21=4.743.13-0.1-1.51=1.525.41+6.59-8.04=3.961.87-0.97=0.99.86+7.97+3.51+9.3=30.649.41-0.61-3.9-3.07=1.835.5+9.28-4.05-1.29=9.447.58-0.93-4.18=2.479.71-8.51=1.27.95-4.12+3.55-5.39=1.996.44-2.96=3.486.89+2.51+8.28=17.681.33+4.84-2.42=3.754.98-2.98+6.8+2.35=11.159-2.02-5.1=1.889.91-6.96+7.62+8.78=19.353.27+6.54+6.51=16.329.53+7.47=179.97-4.03+2.56-4.77=3.737.85+3.59-0.1+1.45=12.791.17+6.81=7.988.4-0.06-2.86-2.01=3.471.6+5.71+0.96=8.279.26+2.91=12.177.94+7.03+1.24=16.216.05-0.76+6.62=11.919.44+9.06-1.93-6.29=10.283.71-0.28-3.3=0.133.7+7.55+6.42-2.13=15.548.03-7.03+4.34=5.346.23-3.94=2.299.81+0.81+5.35-3.14=12.838.12-4.45=3.674.08+5.67+4.45+4.79=18.992.13+0.08+6.11-0.75=7.576.02-2.26-1.51=2.257.62-0.81-0.69=6.129.08-5.44-2.64+8.51=9.519.89-3.19+0.66=7.362.22+9-4.3=6.924.85+6.35-1.56-6.04=3.62.26+5.74-3.32-3.43=1.253.25+6.84+5.6=15.696.18+4.78-4.01=6.956.7+2.05+8.71-1.04=16.424+3.78+4.59-4.36=8.019.98+8.98=18.966.88-1.25+0.37=65.92-3.3+4.16+4.07=10.858.5-8.29-0.1+1.64=1.759.87-0.24-6.58=3.058.5-1.62-2.6=4.288.89-1.59-0.81+5.02=11.516.85+1.47-3.33=4.992.41+1.57=3.989.99-0.86-5.16+8.91=12.883.79+2.5-1.04+0.1=5.352.42-0.17+1=3.255.87-1.78+3.43-1.12=6.43.1+4.65+9.94+2.25=19.942.53+4.97=7.52.05+7.36-8.44=0.972.81+0.41+6.12+0.19=9.539.96+3.85=13.818.94-0.79-1.98=6.176.72-1.25-0.22=5.255.14+5.31-1.85-2.49=6.117.14-1.15-5.45=0.548.76+6.98+3.19+2.51=21.443.97-0.46+6.37-9.75=0.139.33-7.97-0.09=1.276.2+5.7-7.11=4.798.51+8.84-8.94=8.418.86-4.62=4.249.05-2.24=6.818.19+7.89=16.088.71+5.68=14.399.03-6.56+4.59-1.31=5.757.62+2.83+2.08-3.66=8.874.45+5.31-5.68-3.53=0.559.57-8.59=0.981.3+6.63-0.1+5.13=12.965.06+1.17+4.54-2.29=8.484.05-3.53=0.527.27+8.61-6.27+9.09=18.78.56-4.65-1.29=2.629.62-3.75-1.46-0.22=4.199.48-4.13-1.69-2.87=0.799.84-0.81-1.32+9.35=17.065.48-1.99-1.53+1.32=3.288.92+1.99+1.27-7.38=4.84.86-2.87=1.996.92+8.89-9.81-5.53=0.475.59+4.94+6.11+3.45=20.096.35-0.41-3.35=2.598.38-7.98+7.48-5.53=2.358.85-4.9+9.06+1.79=14.88.22+3.25-5.44-5.31=0.728.54-0.06-7.81=0.673.85-1.66+9.04=11.239.99-5.91+6.1-8.03=2.158.5-1.18-3.85+4.58=8.057.38+6.67+7.75+3.75=25.557.51-2.17+8.68=14.024.95+7.24+7.6=19.794.58+5.49+7.01-4.83=12.255.89-5.4+2.7+7.98=11.176.34-1.49-0.36=4.492.42-0.95+0.84=2.313.03-2.21+2.09=2.917.38+9.73+0.09+2.99=20.191.26+0.16=1.426.68+7.67=14.355.08-1.36+3.48=7.26.3-1.54-0.02-0.43=4.316.05+3.32+9.27-5.46=13.184.53+2.97-7.27+3.63=3.865.32+9.14+6.48=20.941.65-0.27=1.386.13-2.52-2.41=1.25.81-1.47+3.69=8.038.79-1.36-0.09+9.32=16.662.95-0.38+3.99=6.563.44+3.98+9.9+3.58=20.91.71+0.82+1.58+4.13=8.240.59+3.09-2.13=1.554.05-3.35-0.22=0.489.01-4.47-3.13=1.418.17-7.65+5.82-5.41=0.936.54-4.18+5.03-4.91=2.484.44+4.38-6.42+6.34=8.748.33+8.9-2.37-3.89=10.979.94+9.74-4.09-4.86=10.738.72+0.67+2.87-0.59=11.679.81+4.28+5.82=19.911.97-0.48=1.496.6-5.47+8.01=9.148.93-0.38-0.19-2.8=5.567.39-4.7+2.33=5.029.14-1.48-0.84=6.825.86+3.82-5.08-1.01=3.599.02-2.21-1.36+2.74=8.199.81-2.01+6.06-7.65=6.218.5-0.72-4.33+9.03=12.485.25+1.23+7.27+5.03=18.788.51-2.66=5.850.82+2.27=3.091.64+6.82+3.77-3.72=8.515.34-0.57=4.773.49+4.88+6.59=14.964.22-1.06+9.9=13.065.94-3.86+1.91+2.4=6.396.61+4.04+3.38=14.034.85+9.78-7.41-4.68=2.547.8+7.97-6.67=9.15.19-4.46+5.37+6.6=12.75.09+4.44+7.62-7.79=9.360.04+4.74+6.29-6.34=4.732.34+0.09=2.437.71-4.61=3.18.13-1.46-2.75+8.9=12.829.11-3.83-5.13=0.158.35+8.24-0.11=16.489.9-3.82-0.35-1.94=3.792.91+6.01+5.81=14.736.04+9.22+6.09+9.81=31.169.82-3.11-1.51+1.6=6.88.92-5.68+9.8=13.049.88-6.91+1.41+4.88=9.266.55-3.61+0.88-1.12=2.78.64+7.43-8.57=7.52.29+7.47+7.74-8.04=9.464.83+0.11-1.07+5.97=9.845.31+9.88=15.196.72+1.93+4.04+2.6=15.294.46-3.74=0.723.93-2.76-0.26=0.914.2+5.27+0.39-5.83=4.039.22-4.13-1.87=3.228.23+0.65+4.28-5.11=8.056.98-0.25-5.56+3.41=4.587.41+4.96+3.43+4.36=20.162.16+6.82+9.39+1.56=19.936.4+8.43+6.17+7.34=28.343.53+6.61+7.91=18.051.26+0.31+0.53+9.7=11.86.95+0.34=7.297.77-1.74-3.46=2.574.39-0.14+2.25+7.29=13.791.82-0.77+6.89=7.941.75+3.02+8.71-6.37=7.113.97+7.58+4.51+6.25=22.319.59+5.6-7.34+5.22=13.070.9+8.47+1.07=10.449.27+7.84+4.02-3.24=17.897.13-4.55-0.71=1.875.76+8.73+3.57-8.1=9.969.76-3.53-4.18-0.07=1.984.76+3.09+7.21=15.067.97-2.69-1.18-2.1=21.58-1.08-0.05+7.15=7.67.2-3.35+7.39-5.12=6.129.37-2.36+3.64-1.13=9.525.86+2.04-4.3+5.64=9.246.89-5.52+8.54-9.51=0.45.66-5.2+9.2-1.11=8.555.28+8.35-5.02=8.614.37-1.43+0.44+2.73=6.117.62-4.35+5.61-4.96=3.925.8-2.3-3.34+4.81=4.979.78-6.88-0.89-1.59=0.429.03-5.14-1.27=2.629.03-3.99+1.94-2.7=4.286.85-6.51+3.48=3.821.48+9.48+7.25-1.13=17.087.32-3.82-0.86-0.22=2.427.14+9.23-4.93-6.83=4.612.17+0.03+3.24-4.38=1.069.6-4.02-2.57-1.02=1.997.9-2.34+7.61+3.79=16.966.19+6.48+2.46=15.135.34-2.43+7.33-2.56=7.684.43-1.7-0.21-2.36=0.162.45+4.5-1.85+7.21=12.317.11-0.73+4.68-6.98=4.088.34+4.51-0.02-0.45=12.388.74-2.15-0.74-0.69=5.164.15-1.32+2.61+5.72=11.160.04+3.8+5.83-3.29=6.383.22-0.29=2.939.18-2.63+4.7=11.250.79+8.13-4.14+8.01=12.798.6-2.57+4.81-5.08=5.766.49-2.65-1.63+7.78=9.998.09-1.86-6.12=0.117.71-5.47+8.63-4.5=6.378.19+8.33+8.56=25.087.77-2.92-4.1+1.67=2.428.41+8.61-2.65=14.379.17-6.71-0.25+3.77=5.983.82+7.94+3.93=15.695.7+8.23+4.8+8.92=27.655.04+8.42-2.12=11.340.86+2.54+8.03=11.439.96-4.89-4.36=0.712.49+7.35-1.75+8.06=16.159.48-3.27-3.4-2.69=0.126.68-1.18+2.24+9.03=16.775.64+9.48-3.59=11.531.5+8.82-9.67=0.656.81-3.55=3.265.51+4.09=9.67.99-1.22+7.01+2.58=16.369.69-1.93+5.45-9.9=3.317.95+0.98=8.938.22-4.25+8.98+1.55=14.59.95-2.81=7.149.38-8.2+9.57-0.12=10.631.66+3.8-1.94-1.84=1.688.61-1.31+0.39+8.65=16.346.97+1.07-0.36+7.26=14.948.01-1.37-1.66-4.58=0.48.12-3.8+9.25=13.573.9+4.68+9.63-7.43=10.784.57-1.5+5.56-4.12=4.518.91+4.39+6.24=19.548.21-5.31+2.24+8.32=13.468.83-1.81-0.81+0.63=6.845+9.62-5.64=8.986.43-1.62-3.28+4.37=5.98.25+8.65-5.72-1.53=9.656.06+1.58-0.23=7.415.76-1.04=4.729.38-7.52+0.99+8.75=11.69.77-6.74-0.31=2.723.65+2.4+9.94+8.59=24.587.83+3.82-4.89+9.74=16.59.39-3.99+6.45-4.04=7.813.8+3.28=7.089.36-4.83-0.16-1.06=3.318.02-3.02=59.19-2.11+6.79-7.78=6.094.32+2.64=6.964.27+2.1+1.4=7.777.98+1.74-4.1+0.75=6.375.69+4.91+7.79=18.396.47+5.16-2.55=9.089.46-4.84-0.65-1.62=2.358.69+3.31-4.15+1.18=9.038.31-0.46-0.73-0.36=6.763.33+2.73+1.78=7.843.94+0.15=4.098.56+9.18+0.33+5.57=23.647.16-3.24-0.45-1.55=1.927.79-4.17=3.626.86+3.39+9.22=19.471.51-1.24+7.31-1.91=5.677.51-4.06+2.89+0.34=6.689.21-0.35-4.06-4.01=0.796.58+9.72-4.17+2.33=14.462.06+4.83+9.67-6.63=9.939.1-0.46-1.13-7.35=0.169.95+6.05-6.11-4.15=5.747.64+7.15=14.790.06+5.51+3.51=9.089.99-3.83+2.13+1.36=9.657.21-6.09+7.33=8.455.46+1.43+4.97=11.869.07-1.58+3.5+1.49=12.483.7-2.2+6.77+1.36=9.632.83+1.84=4.679.18+9.95=19.134.09+3.06+2.27=9.429.21-2.51-5.33=1.373.8+5.64-8.89=0.552.16+8.57-5.1=5.635.03-0.72+7.14=11.458.98-1.13-0.45+2.46=9.869.1-7.4-0.56+2.55=3.698.61+2.45-8.31=2.759.74+8.93+9.77=28.447.93+4.53-8.03+8.44=12.877.88+4.13+4.92+3.52=20.457.2-1.79-0.41-0.42=4.580.65+4.63+6.76=12.047.6-2.79-4.26+1.74=2.299.56+8.37+9.49-3.45=23.977.44-1.51+5.39+6.47=17.796.93+9.42-3.76-9.31=3.287.14+2.79-0.93-5.71=3.295.96-5.29+8.73-5.46=3.948.37-4.82-2.81+3.02=3.769.22-7.01-1.17-0.76=0.287.94-4.41-0.53+8.14=11.148.66+1.27-0.92-0.21=8.89.22+2.42-5.19+3.16=9.618.16+8.32-5.99-9.66=0.836.54+5.69-7.78+1.2=5.657.74-7.37+8.13-7.75=0.756.46-2.85-0.51=3.14.86+0.52-3.06+9.69=12.018.24+3.36+9.1=20.77.2-1.23-1.09-3.98=0.96.05+0.68+1.77+8.53=17.035.16+4.06+8.02-0.49=16.756.08-4.83-0.38+0.45=1.328.35-3.96=4.395.99-2.38+7.73-3.48=7.861.1+3.04+3.84+0.59=8.579.25-5.98-3.13=0.147.99+8.62-3.64+4.03=174.82+3.11+8.72=16.654.54-0.95+9.97+8.09=21.659.13-4.58-0.39-0.89=3.274.51+0.07+3.57+6.56=14.717.62+9.23-7.48+5.48=14.853.69+9.35+2.39+3.31=18.749.51-0.72-0.16-0.64=7.997.98+7.52-7.57-0.02=7.918.71-0.05-5.93=2.733.73+9.54+5.87=19.147+1.83+6.15-8.52=6.468.42-2.45+6.88=12.853.99+2.99+1.49=8.477.47+9.38-4.3-2.79=9.768.25-3.76-1.4+5.78=8.876.42-4.11+8.27-1.41=9.177.94+7.8-4.91+7.55=18.387.46-1.01+0.36-5.59=1.228.6-0.23-8.2+2.09=2.267.47-0.04-3.97=3.465.55-4.12+5.49=6.926.59-4.04+4.41+2.92=9.881.45+9.54-3.83-4.07=3.095.44-0.11+2.71+5.14=13.188.75+8.11-5.18+2.06=13.742.97+6.37-7.57=1.771.52+1.06=2.586.82-5.51+9.35=10.669.