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9.78-2.65+8.54-9.73=7.35+8.23+1.47+4.9=8.04-0.52-0.6-6.41=7.25-1.62-4.44+3.13=8.85-5.41+8.16-4.25=7.15-3.57+3.02=4.65+9.32-6.77-6.17=5.17+6.71-1.43-5.44=2.5+8.09+2.75=6.71+4.09+2.15+8.62=2.51+9.81-1.45+3.6=5.1-2.37=9.4-1.53-7.05=0.9+0.29+6.23=7.13-3.28-2.42+3.34=6.8-3.21+6.97-4.42=4.71-2.91-1.45=8.74+2.89+0.49-9.56=3.52-1.67+7.32-8.92=7.53-6.67+1.99=5.44-2.54+0.46-1.79=8.53+0.4-8.04+6=7.85+1.73-0.53-3.05=4.54-0.71+5.53=5.06-3.03-1.17-0.17=8.2+7.65-6.03+5.09=3.53-2.07=5.96+5.69-2.25+2.18=5.32+3.1+4.06-5.34=2.81+6.54+0.47+8.94=6.86-0.97-5.31=9.65-0.14-0.47-5.54=8.85-1.7+9.54-5.43=6.34-4.78+5.78+3.31=1.37+6.93=6.3+3.25+7.84-6.76=7.02+5.13+4.65=4.21+5.32+5.45-9.06=7.5+5.64-8.14-0.53=9.95-0.71-4.81-4.15=9.5-0.86+9.43=4.57-0.13+5.97+3.77=1.43+7.48+1.4-5.02=4.4-3.61+2.62+3.24=6.25+6.65-5.1-6.76=7.47-2.51-4.46+3.8=5.42-1.77-2.75+1.83=0.43+3.9-3.53=4.9+2.72-2.33+0.16=2+3.76-1.65-1.06=4.06-0.47-3.45=6.41+9.84-6.63=0.44+9.4+9.37-6.43=5.8+6.47-2.25+1.15=2.2-1.54=9.51-0.54-5.38+1.28=2.49+5.89-3.17=9.18-4.24-3.82+6.76=7.59+5.14+0.53=7.65+5.49-9.94-1.01=6.67+1.62+3.4+0.12=9.04-4.29-2.56=5.73+5.91+2.74+4.66=5.85-5.11=0.77+1.3+4.13=6.9-5.23=5.97+6.08-6.59=6.81+8.61=4.61+3.96-7.28+0.32=6-3.19+9.23+7.91=6.53+8.43-2.83+8.58=5.21-0.07-1.78-2.52=8.44-2.25+0.07+4.16=5.88+8.94-5.75-3.16=7.64-2.02-0.12=7.06-5.64=1.86-0.8+9.42-1.51=6.51-6.29=6.65-1.69-1.6+3.67=6.64-4.67-1.21+5.17=9.7-7.5+6.65-7.08=7.82-1.71=7.52+1.05+2.75-5.56=5.84+7.56+2.3+8.47=6.73-0.96+2.71-2.29=5.79+6.26=8.93+4.26=1.05+4.9+9.09-5.91=4.11-3.74+9.67-8.29=1.27+7.68+7.1=8.8+2.07-9.52+3.12=6.91-5.73+8.57-5=9.96-1.93-6.62+4.03=9.72-0.78-1.82=7.41-3.49-2.59+8.29=7+5.43-2.49+9.24=2.92+5.35+1.9=6.87-0.24+2.44=6.98+9.71-0.04-1.72=7.58-0.05-0.59+5.08=9.24-7.98+5.92=2.99-0.66+9.01-2.1=6.07-5.95=4.45-1.21+7.66-8.65=4.96-3.58+3.52-4.5=7.71+5.49-5.01+0.84=8.43-5.63-1.27-0.54=8.49-6.82=7.94-1.98-3.41+8.5=2.98+7.01-1.04+0.31=7.43-1.62-5.35=8.63-7.95-0.19=3.92-2.99+9.16-4.9=6.1-0.63-4.57=8.45-3.65-1.83=9.48-0.54-8.44=7.73-2.09+6.64=8.88-1.59-2.04-2.34=9.2-3.65-0.11-1.16=4.8+5.37-8.92=3.52+3.43-0.28-2.77=1.2+0.09+3.06+3.24=6.95-0.86-2.42=7.1+9.17-8.51+6.67=1.58-1.21+9.6-1.33=9.83-3.34+6.2+6.45=3.46+7.16+6.54=5.46-5.05=9.44+7.91+1.8=8.7+4.56=0.24+4.75+3.06=4.98-1.96=8.75+6.84+4.87+6.45=9.44+4.3-1.71=3.45-0.56+8.73+1.16=9.2+2.94=5.87+9.03+5.32=6.32-1.05+2.45=4.58-3.43=1.51-0.12+6.84+5.79=5.65+9.65=9.14+9.32-9.95=8.73+0.34-0.51-7.15=6.86+0.61+9.65+0.51=6.19-3.3-1.97+0.73=8.97-0.44-5.24+9.66=5.52-1.63+3.81=7+3.9=8.67-0.02-6.33+3.85=9.43-1.53-3.31+2.02=8.93-5.1-0.99=8.57-4.46-3.88=8.45+9.37=7.49-1.5-0.24-2.2=5.62+7.99=9.11+3.22-7.21-0.65=8.61-6.76=6.3+0.05+0.8=5.42+8.42-2.88-7.52=8.31+6.8+2.52-8.15=6.86+4.24-0.42-3.35=9.12+9.21+7.94+9.93=4.38+7.35-0.94-1.58=7.47+0.87-0.46+3.8=4.83+6.67+9.62-8.71=7.56-2.57+6.02-7.67=8.85-5.26-3.37+5.62=8.44-5.01-2.1-1.22=5.93+7.47-5.4+4.21=8.96-1.46-0.68+1.47=1.54+0.32+1.55+9.67=3.06-2.17+2.97=9.02+5.49+2.09-6.05=9.66-6.16+9.55=6.86+0.62+1.52-0.99=9.89+6.54=7.76+5.49-6.26+4.93=4.41-0.63-0.55=8.91-0.12-0.34-5.03=7.33-3.03+1.16+9.28=0.46+7.39-7.04+6.56=9.66+2.71+2.36-3.91=1.36+0.37-0.41=7.86-1.42-3.51+5.55=7.15+5.34=7.41+4.63-5.91=2.52+8.98+5.86-3.85=3.63+6.34+1.99+0.5=6.02-3.05+7.64-2.42=5.92-3.19+4.31+9.67=1.64+0.05+4.42+6.17=1.69+1.08+0.39-0.21=2.15+3.54-5.4+0.46=4.33-4.11+8.23+2.77=6.21+4.8+8.91+0.83=2.23-1.84+5.44-3.42=6.74-4.86+9.14+3.02=8.04+6.7-4.9-0.44=6.03-3.05+7.23=6.02-2.12-2.23=8.72-4.88-0.41-0.18=2.52+3.86+7.13-7.31=3.61-2.37+7.81+9.7=1.89+4.25+5.67+9.59=9.73-4.55+6.85=3.85-1.62=0.18+9.53-6.89=7.28+1.24+9.05+2.23=8.96-4.15-2.9+8.51=4.2+7.08=5.62-1.09+8.15-0.58=2.96+7.71-2.19+9.53=4.94-1.66+4.81+9.51=8.39-4.38-3.47=5.32-5.11+6.17=2.59+3.69+8.83+5.77=9.39+2.12=6.6-1.73-4.41+5.38=1.24-0.9+3.3=6.94-3.27-3.49=6.96-3.57-2.13+6.97=8.52-5.02+8.18=8.95-6.35+0.73-0.95=4.12+6.91-9.23=9.42-5.32+5.74-4.81=2.32+7.64+0.56=8.2-2.98-2.62-1.17=2.05+9.35-1.78-4.33=8.27+0.37+8.35=5.41-3.77+9.56+7.87=5.19+4.22-6.1=5.83-5.05-0.63=9.41+8.85+0.58+6.64=9.78-6.68+9.22-9.13=6.59+6.72=1.12+8.28+5.3=6.04+8.9-3.26-4.83=8.57+0.84+6.78-3.28=3.31+8.74-3.42=2.29+2.46=9.45+2.49-0.24-2.41=6.54+3.21=5.99-1.85-3.6=6.47+0.46+9.77=2.74+9.38+6.76-0.24=0.62+3.9-0.79+7.13=7.38+1.8-6.18=9.81-2.59-3.37=0.61+5.08=9.26-1.91+2.31-1.82=5+6.2-1.38-9.23=2.04+1.78+8.42=4.12-2.6+9.52=5.44+5.41-5.88+9.73=8.39+9.84+6.25-0.32=7.75+0.54-2.1-0.19=7.65-4.98+2.17+4.38=8.66-3.82=7.48+5.04-9.55-1.43=4.48+0.08-1.34=6.12-1.5=8.39+5.44-4.74=7.03-1.23-3.15-0.92=3.33+4.73-7.47=9.49-2.72=8.14+5.93-4.85+7.83=1.4-0.32+9.16+6.89=2.34+1.34+4.11=1.45+2.75=5.39-2.14+5.17+5.61=3.21+5.87+2.77+1.69=7.04+2.61+3.6=5.23+8.78+3.3+0.33=9.43-5.39-1.11+1.9=9.92+5.72-0.89=8.76-0.47-5.52-2.25=5.97+4.7-2.23+5.85=8.87-5.67-0.37=6.61-3.29+4.51=2.92+2.85+3.57-4.21=2.04+2.37+8.73=7.6+1.65+5.44+6.43=6.95-4.44-0.33-1.83=4.5+1.08=4.8+8.86-8.4=4.92+5.64+2.93+2.85=4.22-0.93+4.09-7.22=3.04+1.14-0.9-2.72=8.99+9.21+1.08=3.57-0.15=7.4-6.57+1.29+4.41=8.95+3.85+1.83+8.78=9.7-4.11-0.85+1.91=0.97+4.41+2+8.75=7-5.85=7.88+5.87+2.76+4.81=3.49-3.28=8.86-3.45=5.78+1.77=7.16+5.75-7.56-0.16=4.99+1.93=9.33+8.61-5.79-8.92=9.74+1.06=8.4+6.76-6.25=7.27-2.59-2.24=1.39-1.06=3.84+4.38-2.7+5.66=2.61+3.65+4.16=5.15-0.31=5.18+5.09=2.4-1.07+5.56+7.09=1.21-0.19+9.87=3.34-0.78+9.57-9.61=1.39+7.28-2.65=2.79+1.86+3.69+4.3=8.63-7.18=1.61-0.15=2.41+7.23+9.93+1.14=6.75+9.53+5.51-4.95=9.96-0.29-1.68+0.89=8.59-5.13-3.03+4.04=9.03+9.7-5.06=4.82-2.68+4.05=5.18-3.66=1.12+7.34-4.54+1.86=8.06-7.74+3.99=5.41-0.5-2.79-0.51=7.93-0.16-6.72+2.65=3.19+7.69-0.83-5.47=4.27-1.08+2.4=7.28+3.84-5.64+1.34=6.51-2.18+5.89+1.51=6.44+2.8+2.48+7.25=8.01-1.84-0.15-0.19=8.54+2.07+5.9=3.93+7.52-6.19+6.2=8.39+8.65-0.05+7.21=5.6+1.31-2.46=6.26-0.75+8.48+2.32=6.12+0.1=1.97+5.92+3.78-4.73=2.93+0.31=5.22+3.51=2.59-0.97+9.25+7.89=8.32+6.87-8.04=6.31+7.31-3.19+9.99=6.52-6.19+1.69+7.41=7.69-3.49-3.62=8.47-0.74=9.01+0.68=4.63-3.45+4.36=4.66+1.29-5.71+7.7=1.3+8.38-4.11=9.16-7.49-0.04=4.36-1.23+0.31-1.38=3.42+5.84+8.05-1.63=7.5-0.14+0.34-1.85=9.19-2.06-1.55=9.92-2.44-4.29-2.58=3.39+8.99+6.83=4.25+6.36=8.71-5.49-0.82-1.1=5.92+7.5-0.59-3.44=9.72+6.11-1.36=5.69+3.82=3.6-0.88=2.1-0.33+9.98+5.25=5.57-1.45-3.67=7.59+9.09-0.56-1.1=0.43+2.37-1.57+4.97=6.11-1.57-4.07+4.64=8.04-4.2+8.28-1.68=4.53-3.33+0.05=7.21-1.3-1.75+8.19=9.81+2.25-4.37+6.4=3.61+4.42-0.28+1.96=9.88+6.36+1.87-2.45=7.13+9.25+7.12-2.92=4.32+4.05=7.93-1.36-0.82-3.01=5.37+6.83=1.76+8.96+8.24=6.09-1.07-3.83=7.5-5.49+7.54-5.31=9.07+1.95+9.85+7.58=1.88+7.83-5.54+9.56=9.67-3.35+6.91=4.85-3.99+7.79=7.84+6.38+1.16-6.89=6.88-2.95+8.88-5.7=3.85-1.08+2.43-1.17=8.92-7.31=9.07-6.98+5.61+2.18=6.89-3.48-1.08-0.83=8.88-1.72+1.66+0.02=9.16-5.67-0.89-1.13=0.25+2.84+6.35=8.73+8.78-6.38=8.75-1.23+0.46=5.87-1.42-1.54+5.74=9.44+4.86+1.6-6.92=9.21-4.57=7.05+9.57+6.45-4.13=4.07+9.91=8.75-2.98-1.18=6.06+7.45=0.56+9.69=5.46-0.19+5.2-0.84=5.41-0.52-3.28-0.36=5.24-0.73-3.04+6.75=9.75+6.92+4.87-9.04=8.37-4.42+8.57+6=4.7-0.88=8.35-0.7-1.8-5.68=1.42+2.38+5.7=9.86+3.56+9.3=6.96+3.63+0.83=7.42-1-5.75+7.04=8.09-5.25+7.11-2.57=7.16-1.6-1.53-0.23=9.37-2.83+2.3=9.6+6.32+5.11+6.16=2.32-2.2+9.01=2+7.68-1.25+7.94=1.71+8.39=6.35-4.99+2.98=7.03+6.4+2.25=9.84+6.21-3.58-0.47=9.52+4.31=3.46+2.74+8.85-9.92=0.63+7.33=9.35-1.33-7.49+4.92=8.07-0.45-0.38-3.42=4.11+4.19-5.18=9.58+7.33-1.46=7.72-3.56-2.46+0.21=9.06-5.45-1.13=1.5+8.83-9.1=6.12-3.75+1.21+6.56=5.57+3.16-8.35=1.6+9.11+2.84-4.07=8.34-0.82-3.2+8.3=2.23-0.78+7.34=9.9+7-1.74-0.99=4.28+4.18-2.8=7.59+7.53+6.85+4.88=2.11+5.84-1.81+1.08=4.12+5.28+3.38-7.24=4.1-1.32-0.78+3.78=8.18+5.62-4.36-2.74=4.21+9.27-2.47-2.08=7.49+2.81+3.71+9.91=9.83+6.18-3.88-6.96=5.58-2.73+8.82+2.67=3.27+8.08+6.17-9.26=3.55+9.84+4.92=0.16+2.93-0.61+2.63=7.45-1.89-3.93=3.54+2.44=7.73-5.52=9.01-6.85+0.36+9.94=3.6+0.82=3.81+2.39-4.1+3.14=8.16-2.39+8.25+4.7=9.59-0.43-7.94=7.03-5.68+1.86=4.38-0.22+6.28-8.69=8.45+1.72-2.91=6.2-2.5-0.81-1.19=7.68+7.63+5.82=7.87-4.58+1.47=1.23+9.15+2.52+6.66=0.89+9.06-4-3.76=6.6+9.3=9.71+8.86-9.18=5.93+5.6-8.01=9.72+9.78+5.27=8.07-0.59-0.87=9.98-1.38+4.81+6.55=0.49+6.23+1.86-4.79=6.5+8.12+1.66-3.68=3.96+8.71-5.21=3.36-0.91-0.54-1.66=7.44-0.48=1.53+8.21=9.93-0.71-7.47+4.17=8.8+3.43+7.14+2.35=1.92+5.62+1.73+2.09=1.53+9.08-6.3-4.07=1.35+5.71+6.7=5.95+1.39+0.02-2.42=8.99-5.96+3.22-0.55=9.01-3.44+8.08-0.21=5.72+5.1+6.11=4.43-3.17+6.95-0.23=9.39-2.06+1.71+8.56=2.69-0.5-1.26-0.1=8.78-1.19=4.56+8.06-2.33+5.55=0.75+4.08+0.17=3.7+3.19-2.91+4.03=6.64+1.49+2.41=8.26-4.61=3.89+4.31+9.16=2.41+7.35+1.71=6.73+7.42+8.6+1.15=7.71-0.63-0.85-5.9=8.4-1.24+6.81+0.61=0.28+5.96-4.48=8.24-3.26-0.67-4.21=5.25+7.38+8.73+5.71=3.3-0.76+3.52=9.64-3.82+5.79-9.42=9.21-4.32-0.94-1.78=8.82-7.65=4.36-2.93+0.33+0.52=9.9+7.14-5.91+4.38=4.68-0.5+7.46-6.11=3.75+8.31+2.76=5.91+5.09-8.36=6.96+5.32-1.96-5.73=5.61-0.62=5.69+6.27-1.25=7.18+2.23-7.42+5.56=8.33-1.21+3.03-0.38=3.27+8.33+0.13+7.34=9.21-6.36+0.76=6.43-0.94-3.18+0.39=8.2-3.26+6.17=8.47-4.55-3.31=0.07+5.51+4.3-9.24=1.33+5.14-4+7.54=5.94-0.2+8.36=7.15-6.04+8.5-0.89=3.59+7.22-4.93+1.36=8.07-1.66-3.27-0.61=9.78-0.31-1.3-2.32=6.57-2.36=1.11+6.68=6.56-6+0.8=1.6+2.31+4.32-1.62=7.01+4.71-9.27=4.3+9.16-6.4+5.54=9.77-7.49+9.8-6.58=8.86-1.69-2.95+9.92=7.1+9.84-3.6+5.21=9.15-4.9-0.59-2.72=6.34-0.74-2.77+7.71=0.5+6.08+8.41=0.23+7.19-0.73+2.5=6.59+9.91-7.33-0.8=1.7+8.92-0.5-1.44=0.08+6.86-1.31-1.66=8.07-1.53-1.45-0.2=3.55+8.81-6.71+8.04=3.36+2.84+6.78+4.15=8.36-2.95-0.14-4.24=8.01+8.84=8.59-6.39+9.56+5.8=9.51-6.95+2.29+8.2=5.05-3.09+1.69-0.56=6.9+3.09+6.93-6.21=9.65+2.97-4.48+6.86=8.94-6.52+6.19=4.63-2.04-2.23=7.71+8.27=9.43+8.18=8.18+3.33+4.11=3.68+6.54+2.85=1.5-0.1=5.02+3.84+5.84-1.3=3.99-0.57-0.8+8.17=7.25-3.49+0.54-0.95=8.26+8.93+0.47=4.59+9.5-1.95-5.72=8.43+3.04+8.95+6.98=8.41-0.14+4.55=4.17+8.46=1.61-0.23+7.51=2.87+5.11+1.32=9.91-2.62-5.13=9.23-5.43-3.1=5.44+6.8-7.04-1.89=9.56-5.52-0.31=1.87+2.45+5.75-1.45=3.78-1.5+6.36+5.99=2.59+7.2+6.85-7.82=8.28-1.85-2.06+1.17=2.57-0.48+4.35=9.54-4.13=8.61-6.02+6.86+6.61=8.69+7.4-0.38-8.59=4+8.04+2.87-8.5=9.17-0.8=2.99+5.7-4.88=1.88-0.38+2.56+9.05=1.35-0.54+3.84+0.7=9.09-3.34-0.11-5.45=2.32+3.69+2.91+6.03=2.81+5.86=8.97-3.12+0.44-2.11=9.14-0.3-5.12=9.91-1.6=9.55-0.21-5.48-1.55=8.4+5.29+7.29=6.31+1.21+1.49-1.86=8.21-1.77-0.12-3.38=9.24+2.2=6.44-0.99-2.29-2.16=6.78-2.37-3.15+6.31=2.63+9.74+9.3+4.1=3.64-1.15+3.28=8.56-3.18-1.5=8.71-6.91=8.35+6.44+7.86+3.91=9.84-2.07-7.28+7.41=4.07-2.07+2.21=5.99-4.06+0.85+5.16=7.41-0.87-2.89-1.22=9.73-3.04=5.44+8.88=2.48+9.74-2.52-0.31=9-5.4=8.84+2.13+6.37-6.86=5.02+5.13-3.49=3.28-1.47-0.62+6.23=7.39-3.2-0.78-2.87=6.35+9.03+8.42+0.43=9.53-5.52+9.08=7.58+2.19+9.59-9.3=8.35-2.96-4.41-0.44=7.03-5.11+0.69=0.7+0.91+6.36=6.09+5.5+5.43-7.21=7.83+7.32-0.6=8.74+3.1-3.85-0.7=4.06+5.52+6.2+7.51=4.96-3.57-0.06=8.79-0.93-5.69=7.83-1.08-1.23-2.41=6.43-6.19+4.77+9.28=8.61-1.39-3.21-2.84=9.13+4.25-0.7-0.86=8.37+9.86-9.55-6.96=6.67-0.26+3.48-7.97=6.48+0.94=7.22-0.29+7.46-5.74=2.81-0.02-1.09-1.41=4.66-3.24+9.64+7.84=6.84+0.45+1.94+0.84=9.98-0.64-4.87-4.05=5.56-5.31+5.91=5.06+7.38=9.75-9.5+2.79=8.2+0.48+5.47-3.9=4.8-4.49+6.25+3.87=3.47-1.47+8.73=8.8-4.09+6.1-8.99=4.03-2.84+1.58=2.55+5.67+6.52+4.93=7.81-1.31-3.35+7.71=6.5-2.81=4.16+9.36+6.73=5.69-0.87=6.66+8.18-7.41=9.47-2.31-4.19-0.42=5.49+5.83-5.01+3.75=7.96-0.96-3.21+4.31=4.03+8.87+1.84+5.3=2.76+7.16-9.42=8.83-1.87-4.47=7.02+4.35-3.84=2.82+1.36+8.76=8.77+9.87-1.6=6.14-1.31-1.62+1.32=4.81+2.34-2.59-0.06=9.83+9.74-3.23+7.42=3.33+7.46-0.52-2.87=3.64+9.47+1.03-7.43=1.21+1.23+0.66=3.82-1.7-1.14=7.72+4+5.8=9.63+6.88-3.23+6.32=7.56-0.09-6.54+2.79=8.51-5.22=8.94-4.69-1.72=9.58-1.82-1.18+7.43=4.24-2.99+4.57-1.75=8.57+5.16=0.17+5.75+2.02=9.28-1.05-3.15+4.35=3.54-2.86+8.63+1.62=4.24-0.25=9.22-1.83+1.21+4.17=9.79+9.99+3.16+8.69=1.77+9.9-6.17+3.44=1.13+1.31+6.63=8.74+3.38+6.79+0.49=7.78-6.7-0.75=3.2+8.92-8.37=7.21-4.23-1.42=3.16-1.82+5.67=4.55-0.32-3.3=6.51+3.35-7.07-2.42=7.02-1.51-4.72+3.34=8.18+2.7-6.87=0.98+6.14+5.35=8.38+3.9-0.39-8.58=9.54-3.65-0.3-2.94=7.05-2.18+3.28-5.54=2.81+5.01=8.88-7.78=9.15-5.11+7.32+2.83=3.01+5.03+7.6-0.58=7.47-5.74=8.76-5.38-1.79-1.15=8.25-4.7-0.84=7.38-5.27-0.63=9.97-4.02+4.81+8.47=8.11+3.73-1.78-1.8=9.35-2.04-0.52-2.01=2.33+9.9-1.31+3.49=5.38-2.89+9.35-6.12=1.61+5.23-0.8=7.04-0.3+5.18=4.89-0.91-1.54+1.01=0.58+7.88+7.49-3.43=8.89-7.6=5.01+7.74-6.52=8.25+3.01-1.99-6.7=8.04-0.56-5.64+2.65=7.78+6.69+4.41-7.3=7.13-2.99-1.27-0.62=7.52-0.64+1.01+0.83=4.46-0.23+0.34+9.63=5.04+3.63+3.47+9.24=7.2-3.48+6.84+2.42=6.49-0.28-0.33=2.38+2.67+5.37+4.37=9.62-3.77+6.65=5.2-2.33+2.29+3.26=4.07+9.68-2.04=9.82-7.51=9.99+4.02+3.44+4.48=8.96-6.58+9.2-0.72=7.46+5.61+5.26+3.42=7.84+2.88-0.14-5.24=6.94+9.92-4.17=8.55-0.81-2.24=9.9-7.83+9.94-0.92=9.72+1.38+4.06-6.37=9.49-4.49-1.85=1.47+1.06+8.05-6.35=6.74+1.96-5.83-2.67=8.14-7.88+8.39=5.81+2.93-5.37=参考答案9.78-2.65+8.54-9.73=5.947.35+8.23+1.47+4.9=21.958.04-0.52-0.6-6.41=0.517.25-1.62-4.44+3.13=4.328.85-5.41+8.16-4.25=7.357.15-3.57+3.02=6.64.65+9.32-6.77-6.17=1.035.17+6.71-1.43-5.44=5.012.5+8.09+2.75=13.346.71+4.09+2.15+8.62=21.572.51+9.81-1.45+3.6=14.475.1-2.37=2.739.4-1.53-7.05=0.820.9+0.29+6.23=7.427.13-3.28-2.42+3.34=4.776.8-3.21+6.97-4.42=6.144.71-2.91-1.45=0.358.74+2.89+0.49-9.56=2.563.52-1.67+7.32-8.92=0.257.53-6.67+1.99=2.855.44-2.54+0.46-1.79=1.578.53+0.4-8.04+6=6.897.85+1.73-0.53-3.05=64.54-0.71+5.53=9.365.06-3.03-1.17-0.17=0.698.2+7.65-6.03+5.09=14.913.53-2.07=1.465.96+5.69-2.25+2.18=11.585.32+3.1+4.06-5.34=7.142.81+6.54+0.47+8.94=18.766.86-0.97-5.31=0.589.65-0.14-0.47-5.54=3.58.85-1.7+9.54-5.43=11.266.34-4.78+5.78+3.31=10.651.37+6.93=8.36.3+3.25+7.84-6.76=10.637.02+5.13+4.65=16.84.21+5.32+5.45-9.06=5.927.5+5.64-8.14-0.53=4.479.95-0.71-4.81-4.15=0.289.5-0.86+9.43=18.074.57-0.13+5.97+3.77=14.181.43+7.48+1.4-5.02=5.294.4-3.61+2.62+3.24=6.656.25+6.65-5.1-6.76=1.047.47-2.51-4.46+3.8=4.35.42-1.77-2.75+1.83=2.730.43+3.9-3.53=0.84.9+2.72-2.33+0.16=5.452+3.76-1.65-1.06=3.054.06-0.47-3.45=0.146.41+9.84-6.63=9.620.44+9.4+9.37-6.43=12.785.8+6.47-2.25+1.15=11.172.2-1.54=0.669.51-0.54-5.38+1.28=4.872.49+5.89-3.17=5.219.18-4.24-3.82+6.76=7.887.59+5.14+0.53=13.267.65+5.49-9.94-1.01=2.196.67+1.62+3.4+0.12=11.819.04-4.29-2.56=2.195.73+5.91+2.74+4.66=19.045.85-5.11=0.740.77+1.3+4.13=6.26.9-5.23=1.675.97+6.08-6.59=5.466.81+8.61=15.424.61+3.96-7.28+0.32=1.616-3.19+9.23+7.91=19.956.53+8.43-2.83+8.58=20.715.21-0.07-1.78-2.52=0.848.44-2.25+0.07+4.16=10.425.88+8.94-5.75-3.16=5.917.64-2.02-0.12=5.57.06-5.64=1.421.86-0.8+9.42-1.51=8.976.51-6.29=0.226.65-1.69-1.6+3.67=7.036.64-4.67-1.21+5.17=5.939.7-7.5+6.65-7.08=1.777.82-1.71=6.117.52+1.05+2.75-5.56=5.765.84+7.56+2.3+8.47=24.176.73-0.96+2.71-2.29=6.195.79+6.26=12.058.93+4.26=13.191.05+4.9+9.09-5.91=9.134.11-3.74+9.67-8.29=1.751.27+7.68+7.1=16.058.8+2.07-9.52+3.12=4.476.91-5.73+8.57-5=4.759.96-1.93-6.62+4.03=5.449.72-0.78-1.82=7.127.41-3.49-2.59+8.29=9.627+5.43-2.49+9.24=19.182.92+5.35+1.9=10.176.87-0.24+2.44=9.076.98+9.71-0.04-1.72=14.937.58-0.05-0.59+5.08=12.029.24-7.98+5.92=7.182.99-0.66+9.01-2.1=9.246.07-5.95=0.124.45-1.21+7.66-8.65=2.254.96-3.58+3.52-4.5=0.47.71+5.49-5.01+0.84=9.038.43-5.63-1.27-0.54=0.998.49-6.82=1.677.94-1.98-3.41+8.5=11.052.98+7.01-1.04+0.31=9.267.43-1.62-5.35=0.468.63-7.95-0.19=0.493.92-2.99+9.16-4.9=5.196.1-0.63-4.57=0.98.45-3.65-1.83=2.979.48-0.54-8.44=0.57.73-2.09+6.64=12.288.88-1.59-2.04-2.34=2.919.2-3.65-0.11-1.16=4.284.8+5.37-8.92=1.253.52+3.43-0.28-2.77=3.91.2+0.09+3.06+3.24=7.596.95-0.86-2.42=3.677.1+9.17-8.51+6.67=14.431.58-1.21+9.6-1.33=8.649.83-3.34+6.2+6.45=19.143.46+7.16+6.54=17.165.46-5.05=0.419.44+7.91+1.8=19.158.7+4.56=13.260.24+4.75+3.06=8.054.98-1.96=3.028.75+6.84+4.87+6.45=26.919.44+4.3-1.71=12.033.45-0.56+8.73+1.16=12.789.2+2.94=12.145.87+9.03+5.32=20.226.32-1.05+2.45=7.724.58-3.43=1.151.51-0.12+6.84+5.79=14.025.65+9.65=15.39.14+9.32-9.95=8.518.73+0.34-0.51-7.15=1.416.86+0.61+9.65+0.51=17.636.19-3.3-1.97+0.73=1.658.97-0.44-5.24+9.66=12.955.52-1.63+3.81=7.77+3.9=10.98.67-0.02-6.33+3.85=6.179.43-1.53-3.31+2.02=6.618.93-5.1-0.99=2.848.57-4.46-3.88=0.238.45+9.37=17.827.49-1.5-0.24-2.2=3.555.62+7.99=13.619.11+3.22-7.21-0.65=4.478.61-6.76=1.856.3+0.05+0.8=7.155.42+8.42-2.88-7.52=3.448.31+6.8+2.52-8.15=9.486.86+4.24-0.42-3.35=7.339.12+9.21+7.94+9.93=36.24.38+7.35-0.94-1.58=9.217.47+0.87-0.46+3.8=11.684.83+6.67+9.62-8.71=12.417.56-2.57+6.02-7.67=3.348.85-5.26-3.37+5.62=5.848.44-5.01-2.1-1.22=0.115.93+7.47-5.4+4.21=12.218.96-1.46-0.68+1.47=8.291.54+0.32+1.55+9.67=13.083.06-2.17+2.97=3.869.02+5.49+2.09-6.05=10.559.66-6.16+9.55=13.056.86+0.62+1.52-0.99=8.019.89+6.54=16.437.76+5.49-6.26+4.93=11.924.41-0.63-0.55=3.238.91-0.12-0.34-5.03=3.427.33-3.03+1.16+9.28=14.740.46+7.39-7.04+6.56=7.379.66+2.71+2.36-3.91=10.821.36+0.37-0.41=1.327.86-1.42-3.51+5.55=8.487.15+5.34=12.497.41+4.63-5.91=6.132.52+8.98+5.86-3.85=13.513.63+6.34+1.99+0.5=12.466.02-3.05+7.64-2.42=8.195.92-3.19+4.31+9.67=16.711.64+0.05+4.42+6.17=12.281.69+1.08+0.39-0.21=2.952.15+3.54-5.4+0.46=0.754.33-4.11+8.23+2.77=11.226.21+4.8+8.91+0.83=20.752.23-1.84+5.44-3.42=2.416.74-4.86+9.14+3.02=14.048.04+6.7-4.9-0.44=9.46.03-3.05+7.23=10.216.02-2.12-2.23=1.678.72-4.88-0.41-0.18=3.252.52+3.86+7.13-7.31=6.23.61-2.37+7.81+9.7=18.751.89+4.25+5.67+9.59=21.49.73-4.55+6.85=12.033.85-1.62=2.230.18+9.53-6.89=2.827.28+1.24+9.05+2.23=19.88.96-4.15-2.9+8.51=10.424.2+7.08=11.285.62-1.09+8.15-0.58=12.12.96+7.71-2.19+9.53=18.014.94-1.66+4.81+9.51=17.68.39-4.38-3.47=0.545.32-5.11+6.17=6.382.59+3.69+8.83+5.77=20.889.39+2.12=11.516.6-1.73-4.41+5.38=5.841.24-0.9+3.3=3.646.94-3.27-3.49=0.186.96-3.57-2.13+6.97=8.238.52-5.02+8.18=11.688.95-6.35+0.73-0.95=2.384.12+6.91-9.23=1.89.42-5.32+5.74-4.81=5.032.32+7.64+0.56=10.528.2-2.98-2.62-1.17=1.432.05+9.35-1.78-4.33=5.298.27+0.37+8.35=16.995.41-3.77+9.56+7.87=19.075.19+4.22-6.1=3.315.83-5.05-0.63=0.159.41+8.85+0.58+6.64=25.489.78-6.68+9.22-9.13=3.196.59+6.72=13.311.12+8.28+5.3=14.76.04+8.9-3.26-4.83=6.858.57+0.84+6.78-3.28=12.913.31+8.74-3.42=8.632.29+2.46=4.759.45+2.49-0.24-2.41=9.296.54+3.21=9.755.99-1.85-3.6=0.546.47+0.46+9.77=16.72.74+9.38+6.76-0.24=18.640.62+3.9-0.79+7.13=10.867.38+1.8-6.18=39.81-2.59-3.37=3.850.61+5.08=5.699.26-1.91+2.31-1.82=7.845+6.2-1.38-9.23=0.592.04+1.78+8.42=12.244.12-2.6+9.52=11.045.44+5.41-5.88+9.73=14.78.39+9.84+6.25-0.32=24.167.75+0.54-2.1-0.19=67.65-4.98+2.17+4.38=9.228.66-3.82=4.847.48+5.04-9.55-1.43=1.544.48+0.08-1.34=3.226.12-1.5=4.628.39+5.44-4.74=9.097.03-1.23-3.15-0.92=1.733.33+4.73-7.47=0.599.49-2.72=6.778.14+5.93-4.85+7.83=17.051.4-0.32+9.16+6.89=17.132.34+1.34+4.11=7.791.45+2.75=4.25.39-2.14+5.17+5.61=14.033.21+5.87+2.77+1.69=13.547.04+2.61+3.6=13.255.23+8.78+3.3+0.33=17.649.43-5.39-1.11+1.9=4.839.92+5.72-0.89=14.758.76-0.47-5.52-2.25=0.525.97+4.7-2.23+5.85=14.298.87-5.67-0.37=2.836.61-3.29+4.51=7.832.92+2.85+3.57-4.21=5.132.04+2.37+8.73=13.147.6+1.65+5.44+6.43=21.126.95-4.44-0.33-1.83=0.354.5+1.08=5.584.8+8.86-8.4=5.264.92+5.64+2.93+2.85=16.344.22-0.93+4.09-7.22=0.163.04+1.14-0.9-2.72=0.568.99+9.21+1.08=19.283.57-0.15=3.427.4-6.57+1.29+4.41=6.538.95+3.85+1.83+8.78=23.419.7-4.11-0.85+1.91=6.650.97+4.41+2+8.75=16.137-5.85=1.157.88+5.87+2.76+4.81=21.323.49-3.28=0.218.86-3.45=5.415.78+1.77=7.557.16+5.75-7.56-0.16=5.194.99+1.93=6.929.33+8.61-5.79-8.92=3.239.74+1.06=10.88.4+6.76-6.25=8.917.27-2.59-2.24=2.441.39-1.06=0.333.84+4.38-2.7+5.66=11.182.61+3.65+4.16=10.425.15-0.31=4.845.18+5.09=10.272.4-1.07+5.56+7.09=13.981.21-0.19+9.87=10.893.34-0.78+9.57-9.61=2.521.39+7.28-2.65=6.022.79+1.86+3.69+4.3=12.648.63-7.18=1.451.61-0.15=1.462.41+7.23+9.93+1.14=20.716.75+9.53+5.51-4.95=16.849.96-0.29-1.68+0.89=8.888.59-5.13-3.03+4.04=4.479.03+9.7-5.06=13.674.82-2.68+4.05=6.195.18-3.66=1.521.12+7.34-4.54+1.86=5.788.06-7.74+3.99=4.315.41-0.5-2.79-0.51=1.617.93-0.16-6.72+2.65=3.73.19+7.69-0.83-5.47=4.584.27-1.08+2.4=5.597.28+3.84-5.64+1.34=6.826.51-2.18+5.89+1.51=11.736.44+2.8+2.48+7.25=18.978.01-1.84-0.15-0.19=5.838.54+2.07+5.9=16.513.93+7.52-6.19+6.2=11.468.39+8.65-0.05+7.21=24.25.6+1.31-2.46=4.456.26-0.75+8.48+2.32=16.316.12+0.1=6.221.97+5.92+3.78-4.73=6.942.93+0.31=3.245.22+3.51=8.732.59-0.97+9.25+7.89=18.768.32+6.87-8.04=7.156.31+7.31-3.19+9.99=20.426.52-6.19+1.69+7.41=9.437.69-3.49-3.62=0.588.47-0.74=7.739.01+0.68=9.694.63-3.45+4.36=5.544.66+1.29-5.71+7.7=7.941.3+8.38-4.11=5.579.16-7.49-0.04=1.634.36-1.23+0.31-1.38=2.063.42+5.84+8.05-1.63=15.687.5-0.14+0.34-1.85=5.859.19-2.06-1.55=5.589.92-2.44-4.29-2.58=0.613.39+8.99+6.83=19.214.25+6.36=10.618.71-5.49-0.82-1.1=1.35.92+7.5-0.59-3.44=9.399.72+6.11-1.36=14.475.69+3.82=9.513.6-0.88=2.722.1-0.33+9.98+5.25=175.57-1.45-3.67=0.457.59+9.09-0.56-1.1=15.020.43+2.37-1.57+4.97=6.26.11-1.57-4.07+4.64=5.118.04-4.2+8.28-1.68=10.444.53-3.33+0.05=1.257.21-1.3-1.75+8.19=12.359.81+2.25-4.37+6.4=14.093.61+4.42-0.28+1.96=9.719.88+6.36+1.87-2.45=15.667.13+9.25+7.12-2.92=20.584.32+4.05=8.377.93-1.36-0.82-3.01=2.745.37+6.83=12.21.76+8.96+8.24=18.966.09-1.07-3.83=1.197.5-5.49+7.54-5.31=4.249.07+1.95+9.85+7.58=28.451.88+7.83-5.54+9.56=13.739.67-3.35+6.91=13.234.85-3.99+7.79=8.657.84+6.38+1.16-6.89=8.496.88-2.95+8.88-5.7=7.113.85-1.08+2.43-1.17=4.038.92-7.31=1.619.07-6.98+5.61+2.18=9.886.89-3.48-1.08-0.83=1.58.88-1.72+1.66+0.02=8.849.16-5.67-0.89-1.13=1.470.25+2.84+6.35=9.448.73+8.78-6.38=11.138.75-1.23+0.46=7.985.87-1.42-1.54+5.74=8.659.44+4.86+1.6-6.92=8.989.21-4.57=4.647.05+9.57+6.45-4.13=18.944.07+9.91=13.988.75-2.98-1.18=4.596.06+7.45=13.510.56+9.69=10.255.46-0.19+5.2-0.84=9.635.41-0.52-3.28-0.36=1.255.24-0.73-3.04+6.75=8.229.75+6.92+4.87-9.04=12.58.37-4.42+8.57+6=18.524.7-0.88=3.828.35-0.7-1.8-5.68=0.171.42+2.38+5.7=9.59.86+3.56+9.3=22.726.96+3.63+0.83=11.427.42-1-5.75+7.04=7.718.09-5.25+7.11-2.57=7.387.16-1.6-1.53-0.23=3.89.37-2.83+2.3=8.849.6+6.32+5.11+6.16=27.192.32-2.2+9.01=9.132+7.68-1.25+7.94=16.371.71+8.39=10.16.35-4.99+2.98=4.347.03+6.4+2.25=15.689.84+6.21-3.58-0.47=129.52+4.31=13.833.46+2.74+8.85-9.92=5.130.63+7.33=7.969.35-1.33-7.49+4.92=5.458.07-0.45-0.38-3.42=3.824.11+4.19-5.18=3.129.58+7.33-1.46=15.457.72-3.56-2.46+0.21=1.919.06-5.45-1.13=2.481.5+8.83-9.1=1.236.12-3.75+1.21+6.56=10.145.57+3.16-8.35=0.381.6+9.11+2.84-4.07=9.488.34-0.82-3.2+8.3=12.622.23-0.78+7.34=8.799.9+7-1.74-0.99=14.174.28+4.18-2.8=5.667.59+7.53+6.85+4.88=26.852.11+5.84-1.81+1.08=7.224.12+5.28+3.38-7.24=5.544.1-1.32-0.78+3.78=5.788.18+5.62-4.36-2.74=6.74.21+9.27-2.47-2.08=8.937.49+2.81+3.71+9.91=23.929.83+6.18-3.88-6.96=5.175.58-2.73+8.82+2.67=14.343.27+8.08+6.17-9.26=8.263.55+9.84+4.92=18.310.16+2.93-0.61+2.63=5.117.45-1.89-3.93=1.633.54+2.44=5.987.73-5.52=2.219.01-6.85+0.36+9.94=12.463.6+0.82=4.423.81+2.39-4.1+3.14=5.248.16-2.39+8.25+4.7=18.729.59-0.43-7.94=1.227.03-5.68+1.86=3.214.38-0.22+6.28-8.69=1.758.45+1.72-2.91=7.266.2-2.5-0.81-1.19=1.77.68+7.63+5.82=21.137.87-4.58+1.47=4.761.23+9.15+2.52+6.66=19.560.89+9.06-4-3.76=2.196.6+9.3=15.99.71+8.86-9.18=9.395.93+5.6-8.01=3.529.72+9.78+5.27=24.778.07-0.59-0.87=6.619.98-1.38+4.81+6.55=19.960.49+6.23+1.86-4.79=3.796.5+8.12+1.66-3.68=12.63.96+8.71-5.21=7.463.36-0.91-0.54-1.66=0.257.44-0.48=6.961.53+8.21=9.749.93-0.71-7.47+4.17=5.928.8+3.43+7.14+2.35=21.721.92+5.62+1.73+2.09=11.361.53+9.08-6.3-4.07=0.241.35+5.71+6.7=13.765.95+1.39+0.02-2.42=4.948.99-5.96+3.22-0.55=5.79.01-3.44+8.08-0.21=13.445.72+5.1+6.11=16.934.43-3.17+6.95-0.23=7.989.39-2.06+1.71+8.56=17.62.69-0.5-1.26-0.1=0.838.78-1.19=7.594.56+8.06-2.33+5.55=15.840.75+4.08+0.17=53.7+3.19-2.91+4.03=8.016.64+1.49+2.41=10.548.26-4.61=3.653.89+4.31+9.16=17.362.41+7.35+1.71=11.476.73+7.42+8.6+1.15=23.97.71-0.63-0.85-5.9=0.338.4-1.24+6.81+0.61=14.580.28+5.96-4.48=1.768.24-3.26-0.67-4.21=0.15.25+7.38+8.73+5.71=27.073.3-0.76+3.52=6.069.64-3.82+5.79-9.42=2.199.21-4.32-0.94-1.78=2.178.82-7.65=1.174.36-2.93+0.33+0.52=2.289.9+7.14-5.91+4.38=15.514.68-0.5+7.46-6.11=5.533.75+8.31+2.76=14.825.91+5.09-8.36=2.646.96+5.32-1.96-5.73=4.595.61-0.62=4.995.69+6.27-1.25=10.717.18+2.23-7.42+5.56=7.558.33-1.21+3.03-0.38=9.773.27+8.33+0.13+7.34=19.079.21-6.36+0.76=3.616.43-0.94-3.18+0.39=2.78.2-3.26+6.17=11.118.47-4.55-3.31=0.610.07+5.51+4.3-9.24=0.641.33+5.14-4+7.54=10.015.94-0.2+8.36=14.17.15-6.04+8.5-0.89=8.723.59+7.22-4.93+1.36=7.248.07-1.66-3.27-0.61=2.539.78-0.31-1.3-2.32=5.856.57-2.36=4.211.11+6.68=7.796.56-6+0.8=1.361.6+2.31+4.32-1.62=6.617.01+4.71-9.27=2.454.3+9.16-6.4+5.54=12.69.77-7.49+9.8-6.58=5.58.86-1.69-2.95+9.92=14.147.1+9.84-3.6+5.21=18.559.15-4.9-0.59-2.72=0.946.34-0.74-2.77+7.71=10.540.5+6.08+8.41=14.990.23+7.19-0.73+2.5=9.196.59+9.91-7.33-0.8=8.371.7+8.92-0.5-1.44=8.680.08+6.86-1.31-1.66=3.978.07-1.53-1.45-0.2=4.893.55+8.81-6.71+8.04=13.693.36+2.84+6.78+4.15=17.138.36-2.95-0.14-4.24=1.038.01+8.84=16.858.59-6.39+9.56+5.8=17.569.51-6.95+2.29+8.2=13.055.05-3.09+1.69-0.56=3.096.9+3.09+6.93-6.21=10.719.65+2.97-4.48+6.86=158.94-6.52+6.19=8.614.63-2.04-2.23=0.367.71+8.27=15.989.43+8.18=17.618.18+3.33+4.11=15.623.68+6.54+2.85=13.071.5-0.1=1.45.02+3.84+5.84-1.3=13.43.99-0.57-0.8+8.17=10.797.25-3.49+0.54-0.95=3.358.26+8.93+0.47=17.664.59+9.5-1.95-5.72=6.428.43+3.04+8.95+6.98=27.48.41-0.14+4.55=12.824.17+8.46=12.631.61-0.23+7.51=8.892.87+5.11+1.32=9.39.91-2.62-5.13=2.169.23-5.43-3.1=0.75.44+6.8-7.04-1.89=3.319.56-5.52-0.31=3.731.87+2.45+5.75-1.45=8.623.78-1.5+6.36+5.99=14.632.59+7.2+6.85-7.82=8.828.28-1.85-2.06+1.17=5.542.57-0.48+4.35=6.449.54-4.13=5.418.61-6.02+6.86+6.61=16.068.69+7.4-0.38-8.59=7.124+8.04+2.87-8.5=6.419.17-0.8=8.372.99+5.7-4.88=3.811.88-0.38+2.56+9.05=13.111.35-0.54+3.84+0.7=5.359.09-3.34-0.11-5.45=0.192.32+3.69+2.91+6.03=14.952.81+5.86=8.678.97-3.12+0.44-2.11=4.189.14-0.3-5.12=3.729.91-1.6=8.319.55-0.21-5.48-1.55=2.318.4+5.29+7.29=20.986.31+1.21+1.49-1.86=7.158.21-1.77-0.12-3.38=2.949.24+2.2=11.446.44-0.99-2.29-2.16=16.78-2.37-3.15+6.31=7.572.63+9.74+9.3+4.1=25.773.64-1.15+3.28=5.778.56-3.18-1.5=3.888.71-6.91=1.88.35+6.44+7.86+3.91=26.569.84-2.07-7.28+7.41=7.94.07-2.07+2.21=4.215.99-4.06+0.85+5.16=7.947.41-0.87-2.89-1.22=2.439.73-3.04=6.695.44+8.88=14.322.48+9.74-2.52-0.31=9.39