四年级数学（小数加减运算）计算题专项练习与答案汇编

四年级数学（小数加减运算）计算题专项练习与答案汇编8.54+1.38=1.54+8.34-8.08+7.82=8.82-7.84-0.51=4.5+6.17=8.2+5.14-3.56-3.82=3.68-0.89=1.17+9.12-8.79=8.07+2.53-2.96=5.59-0.07-4.24+4.16=8.71-6.82+4.75=4.23+2.79+7.9-4.4=4.68-1.37=6.49+9.55-3.94-6.32=5.11+6.19-5.68=5.84+7.08+7.58-2.88=4.37+5.69-3.15-5.89=2.48+9.3=8.07+5.79-8.34+7.03=6.77-1.81+3.7+7.48=7.86+5.1+9.57=6.42-2.38+2.06+9.23=9.29+2.48=4.32+6.16=6.86+6.35+6.69=1.84+9.73+4.03-6.12=6.32-4.33+8.04=4.96+9.99-1.1=8.21-3.37+7.81+0.22=2.48-0.23+5.25+0.37=4.44-0.66-2.05+9.24=8.11-2.88+9.8=4.81+3.17=9.5-7.85+9.93=1.17+7.48+3.46+6.92=2.63-0.55+9.39=2.23+6.25+0.49+5.32=7.41+8.62=6.55+3.84+3.93=3.93-0.7-0.34-1.17=6.47-2.67+1.68+1.18=8.67+9.69-5.26-4.89=9.04-0.03+6.45-8.41=6.77-2.57+8.85-0.29=4.48-1.6=8.2-0.38-1.4-2.13=8.79+8.21-2.03-8.99=2.09+0.29+8.21+8.83=4.22+8.89-0.15+9.07=9.18-3.51+3.05-3.6=5.05+3.49-1.68-2.3=6.44+6.21-1.77=9.47+7.38+1.44+7.68=7.72-1.04-1.46-4.91=8.12-4.43=7.03+0.9+2.45+4.7=6.46+1.66-3.26+1.3=1.92+4.21-4.66+1.21=3.5+9.99-9.93=1.1+5.16+6.43-4.49=8.24-6.83-0.21+9.17=0.94+8.28+9.01+0.09=6.62-0.2-2.57-0.37=3.07+5.31+6.21-3.42=9.35-2.48-1.86-4.32=5.79-5.08-0.21=7.26-0.85+6.94=2.55+9.11-1.49+4.92=9.8+2.64+0.12+4.57=6.63+5.93-4.87=5.44-0.48-4.43=7.35-2.58-1.9+1.28=5.84-2.91=9.43-5.45-0.47-2.11=0.71+8.33-0.91-1.18=6.92+8.37-4.06-1.48=8.97-1.16+2.64+8.63=6.56+5.75+6.45=9.27+0.94-5.34=6.41-2.25-0.78+2.86=8.73-1.08-4.43-2.3=8.84+3.25-9.04+0.19=7.87-3.97-1.57+3.54=4.13+9.2-9.18+0.87=8.15-0.37-1.38-3.36=9.29-2.53-3.81=8.32-7.85=0.24+5.46+9.01+6.83=6.19+5.14+0.91-6.8=9.52-2.46=5.83+1.2+1.65-7.58=6.94-2.94-1.91-1.32=9.16-0.28-4.83=9.05+0.5-5.43+6.39=4.58-2.67+2.53=7.08-2.66-4.19=1.49+5.38+6.01=5.83+2.93+0.88+3.4=6.56+6.69-3.8-8.38=9.72+9.71+1.04+6.09=7.82-1.96+3.99-6.37=7.12+6.36=8.05+6.66+4.22=2.72+0.06+1.46+9.04=0.14+5.68+8.03=5.82-3.52=5.67+7.09+3.61-0.47=8.47-3.6-2.33+6.16=4.02+1.35=4.54-2.96-0.81=8.13-6.64-0.64+0.87=9.45-3.66+7.32=9.87-7.92+9.67+6=4.47-0.47+6.82-3.33=2.41+3.76-2.22=6.77-5.53-0.47=9.48+2.97=7.6+7.38=8.16-0.31=8.81+8.6+9.63=8.9+8.16-7.61=7.32-1.39-3.59=8.49+5.42-6.53-6.12=8.87+0.18=8.31-0.21-5.14+7.3=8.41-2.98-2.12+4.61=9.14-2.11+3.86-2.53=7.34+3.35-0.34+6.78=5.04-0.63+2.74-5.78=2.35+3.94+4.94=5.78+3.97+2.66=5.83+6.92+5.65+5.05=6.74-2.43-0.25=8.56-6.71-0.79=2.22+5.67-3.54+8.45=2.25+0.18+6.01=4.72-1.39+0.26=9.4-5.35+1.77=5.71+2.79-0.96-0.67=8.8-0.54-4.39+4.53=9.03+3.55+7.3-0.11=7.55+7.54-7.66+6.11=6.35-1.85-1.64=5.47-2.64=7.04-3.67-0.69=8.48-5.9=3.23+7.9=1.63-0.37-0.18+4.39=3.42+4.41+4.96-5.5=4.54-3.61=4.99+0.59-4.72=7.71-4.77-2.23+6.86=4.5+6.01+1.53-2.5=2.66-0.79+2.29=5.21-0.24+7.65-0.15=7.46-3-1.77+2.44=8.33-5.44+7.47-7.4=4.76-0.12-2.16-0.27=8.15+2.06+4.07+3.57=6.96-0.71+2.06+9.41=8.81+8.96+9.8-6.69=2.44+4.37+4.58+4.87=2.03+4.25+9.42-1.11=7.21-1.59-1.53-3.11=2.97-1.55+5.25+5.63=6.64-4.82+2.43=5.4+8.31-8.24-1.92=8.3-3.35-3.55=6.6-3.46-1.7-0.23=7.66-2.54-4.52=9.52-2.74-5.48=6.75-6.47=8.82-0.1-0.68=8-3.74-0.98=9.58-5.25=9.98-5.7+5.99-9.44=3.49-0.57-1.73-0.54=8.37+8.01+3.26=4.46-1.39-0.38+5.73=1.24-0.91=5.49-2.78=2.9-0.64+9.46-3.85=5.59-4.57+1.07+9.12=4.93+1.23+8.76=9.62-1.77+3.2-3.98=9.76-4.51-0.55-4.56=5.94+9.81+6.57=7.35-1.96+1.03=7.98+2.5+0.98-5.71=1.28+1.63=5.67+9.06+6.32+1.11=5.29-1.08-3.1-0.87=4.62+2.37+0.76=2.47+9.23-6.16=8.49-1.32-5.8=0.76+5.39+8.14=4.57+8.08-0.73+9.83=3.79-0.52=3.61+6.42+7.13+9.25=4.09-3.04-0.47+2.58=8.01-0.8+5.4-6.55=5.13+6.67-7.14=1.82-0.91-0.63+7.14=8.42-2.18+8.1+8.71=9.44-2.17+5.29+9.49=9.53+6.57+4.6=0.42+8.12+3.95-3.02=7.51+5.68+7.47=4.88+0.12-4.1+6.55=6.04-3.91=3.13-0.56=7.68+3.93-6.09+7.34=6.1+2.27-2.42=2.48+9.84-6.56=9.79-6.57-0.42-2.46=7.45-2.95-3.92+9.87=9.64-2.17-2.57+3.68=3.73+4.79+1.44-1.7=7.87-2.81-4.72+0.6=5.05-2.89+1.56+3.01=7.88+1.19-2.44=5.03+3.42+5.41=6.75+4.22+9.53-5.3=9.8-1.31-4.42=8.62-1.58-2.3=2.81+5.53-6.15+2.66=9.76-0.13+9.83-8.63=4.88-1.86+8.43-2.02=6.46+1.17-5.94+8.84=6+6.07+6.99+1.26=2.83-1.82+8.3=3.29+9.14-4.59-3.86=8.24-3.71-2.46-0.43=7.9-1.82-1.28+9.02=5.59-3.6+4.85=3.88+5.98-0.41=0.66+2.3+9.12-7.55=7.27-5.89=1.76+4.09-1.99-2.97=8.06-4.73+5.81+1.14=6.93+9.73+0.46+4.94=9.73-1.63+1.33=4.34+5.78-3.81=2.31+6.4+6.73=6.77-0.94-0.98+6.05=0.29+1.73+4.63+7.4=7.86+7.62+2.21-0.58=5.38-4.13+4.51-4.29=7.03-3.14=9.52-0.84-4.18+2.43=8.66-3.03=8.89-2.83-4.93=3.55-3.39+9.29-2=5.3+6.83-5.62-1.35=8.1+8.93+8.37+4.02=1.89+8+6.29=9.75-0.05+4.43=6.16-1.73-1.87+4.07=8.16-3.06+3.68+8.64=4.96+6.39-9.25=7.99+8.51+3.01-1.04=9.11-6.54=9.98-2.68-2.59-3.7=2.23+5.82-7.29+2.7=2.67+6.87-5.98+0.69=5.55+4.02+1.65+1.64=2.4-1.18+8.44+1.52=6.44+4.98=7.12-0.46=6.59+4.32+4.99=7.68+2.63-3.15+3.16=9.65-0.4=0.4+4.35=3.89-2.75+5.8-5.63=8.83+3.61+8.09=7.62+4.59+6.35=0.95+8.7-8.16+8.96=9.37-5.29-1.78-1.13=8.23+6.47-5.86+7.43=2.49+4.88-2.69+5.6=6.58+0.77=7.67-3.93-2.62=4.87-2.48-0.99=3.5-3.37+6.65=6.67-5.66+1.6+4.01=9.57-0.4-2.67=4.6+0.16=8.7-1.55+7.99+1.74=3.26+0.99+7.52+0.29=9.53+5.17-5.88-2.37=4.14+5.89-1.39-1.19=7.93+3.4+9.97+4.58=9.04+7.69-0.27-9.21=9.27+5.01+4.86-9.91=6.9+5.66+1.41-5.03=7.18-1.07-4.63-0.6=8.29-6.34+6.45+9.49=5.96+6.54=7.76-0.31-4.81+4.15=0.13+3.26=5.66-0.33-2-0.3=8.44-6.45=7.03+2.76-5.11+9.52=5.21+4.17-0.32=9.96-4.53-2.62-0.89=2.66+3.08=6.08-5.25+4.26+3.77=8.86+0.52=3.92-0.67+2.59-4.33=6.09-1.5+6.86-5.39=0.06+7.52-1.37-5.11=7.06-0.33-3.56=8.74+0.76=3.46-1.68+4.78-2.26=6.82-5.51+3.57+8.75=9.7+7.96-5.69=0.72+5.05=2.75+5.81+1.26=2.95-0.98-0.67-0.97=9.79-0.53+6.98=2.62-2.17+4.35-3.66=6.28-1.32-0.65-2.25=1.75+9.16+6.94-7.6=5.45-1.26-2.08+2.1=2.81+1.6=1.95+9.98=2.73+4.57+2.35-2.44=9.03-1.19+5.01+2.8=9.43-5.23+9.74+7.38=6.26+8.27-0.9=8.24-1.54-0.44-1.9=9.8-6+8.79=1.91+6.06+8.88+6.15=5.06-3.69=9.48-1.04+3.75=0.98+1.13+2.72=5.81-3.8=7.27-0.55-4.69+7.29=5.02+5.36+9.62+3.52=8.57-6.37+5.65=7.69-2.57-1.32=6.05-0.92-3.25=0.09+8.74+6.79=4.51+9.93-7.56+5.58=2.47+5.01-3.98=6.72+8.54-6.19=5+9.47-6.05-8.31=7.73-0.33-0.81+0.95=5.7+0.97+0.17=9.7-3.67-0.62=9.19+6.59-0.66-2.1=6.82-0.54+7.78-5.5=0.15+8.54-2.68-1.6=5.07+9.89+0.39-8.83=5.33-3.83+8.28=9.19-0.24+1.53-0.7=5.99-2.69+5.1=8.41-1.36+8.68=8.09-2.83-1.29-3.59=6.06+8.12-7.81+3.75=1.45+6.03=9.24-4.07-2.72-1.91=2.15+8.72-3.1-2.89=2.05+2.37+0.02-3.47=3.05+1.99-1.34=5.57+7.04+2.01-6.14=8.23+9.18-9.86+0.44=9.44-3.84-2.84-1.58=6.84-0.77-1.07-1.93=8.26-0.32+5.2-6.36=7.53-7.3+7.19-0.51=6.93+0.62=6.59-3.63+0.93+7.86=8.69+4.82+2.7=6.58-0.31-5.16=8.71-3.42-3.02=3.32+6.92+5.28-2.77=2.8-1.45=8.87-1.87-1.36+2.08=2.47+7.7-3.92=8.97+9.49-7.17-8.13=7.11-0.54-5.07=7.2-0.95=3.97+1.49+9.72-9.02=6.51+6.2-9-1.73=8.39-6.63+5.51+0.06=5.49+9.13+8.72+1.59=4.73+1.09+8.09-0.74=9.63+8.12+0.91=6.96-0.91+4.31-1.05=9.15+9.53+6.8=2.07+1.11=5.99-4.12+9.31=9.55-3.34=8.98-3.66+8.25-6.86=8.59-4.14+1.43=4.74+4.77-3.47-1.54=7.09-1.95+5-6.64=5.88+9.46-0.63-2.61=9.42-1=6.92+4.91-6.52=8.96-1.03-5.8+0.56=2.81+4.07=8.39-0.24-3.93=8.17-0.44+2.64-3.7=9.3-6.94-0.99+6.84=5.12-2.92-0.19-0.99=4.66-2.91-0.78=9.42-1.83+5.78+1.47=9.75+6.18-7.38+6.82=3.43+6.86+8.12=7.63-3.48+7.41=4.99+4.58=8.43-1.87+7.89=9.25+8.32-2.99+8.93=7.16-0.9+9.51+1.14=9.45-6.98+3.41+5.94=9.23-4.03+9.09+1.83=8.22-2.98-0.96+7.32=1.63+1.92-1.52=3.01-1.03+1.94-3.77=6.7+7.94-1.22+8.46=1.5+0.42+3.34+3.69=7.54-6.35+0.08+9.86=3.78-0.74+5.93=3-2.21+1.18+2.59=8.96-0.92=9.99-0.99+5.42+7.37=6.44-5.97+8.19=2.89+0.92+8.55+6.68=5.94+3.24=9.25+0.96+8.82+0.95=8.82+7.01-7.05+7.81=1.23+0.44+6.61=2.51+2.02=4.28+4.64+4+7.01=6.31+0.97-6.56=6.37-1.49+0.03+2.15=8.13+4.65=7.32-2.21+5.52-9.25=6.11+5.68=3.44+9.57=8.82-4.03+1.4-1.25=9.07-3.39-1.48-3.6=9.71-2.38-0.19+1.86=8.23+3.19-5.04=6.77-3.42+3.88=2.43+9.3-0.68-2.66=5.27-4.37=9.26-6.73+8.3+7.06=3.98+4.03+2.29=5.32-3.17+4.33+0.6=6.18+8.99+7.31-7.9=5.21+4.59-0.42-2.44=1.28+1.52+8.5+8.46=8.27+2.99-0.83+4.08=2.01+6.07-3.02+7.78=4.15-0.7+9.44-6.43=9.89-0.4-3.93-4.38=9.84-0.8+0.77=8.02-0.95-1.27-2.18=1.36+2.95=1.15+6.04+4.69=8.01+6.23+1.2-8.85=7.11-0.49-3.43=6.6+5.48+2+9.37=3.28+3.77+2.76+3.07=0.06+9.16-5=3.95-0.73-2.7=7.89+8.1-4.03=3.43+7.69-6.72+5.55=3.63-2.74-0.53-0.16=6.52+3.09-1.27=8.46-5.02-0.28=9.73-0.08-4.43-0.98=6.97-4.61-1.9+4.19=8.06-6.99+3.83+3.09=4.69+4.28-1.95=8.85-8.72=8.52+0.67+3.22=7.75+6.67-2.44=6.71-6.16+3.68=6.35-3.55=7.37+6.3-7.86+0.35=3.27-2.73=0.86+4.89+9.47=9.79-2.63-5.67=5.3+7.21+2.32+7.35=7.72+9.65-5.05=5.5+6.62+1.14-3.09=7.72-2.06-1.15-0.47=0.59+7.92+0.51=9.73-3.02-4.04+4.59=9.9-3.71+7.63-3.9=9.46-2.37-6.98+6.72=4.57+7.76-7.05-0.23=0.4+9.84+2.32-0.88=0.53+9.46+8.31-7.33=4.82-0.74-3.98=5.61+8.72-1.66+4.32=9.55-0.45-6-1.85=6.45-3.3-2.29+2.99=0.72+5.29+8.5-0.48=3.89+1.67+5.92=1.27+4.8=5.6+1.63+9.99=5.11+5.25-6.7+2.88=7.34-4.83+9.49+0.99=1.7-1.05+5.74=8.42+8.91+1.25-4.06=8.32-1.29-2.64+7.25=7.34+5.67-6.38-3.27=7.34-1.24+8.67=2.86+2.34=7.7+9.52+3.28+7.37=5.03-3.68-0.52-0.18=3.79+6.55-1.34=8.59-5.4=8.04-0.67-5.83=5.09-3.13=8.98-0.38-1.53-0.63=9.1+7.35=7.64-0.59-1.32-0.6=5.23+6.84-0.78-5.17=8.81-4.09+8.94+7.76=7.81-0.64=9-1.62-0.79-3.73=2.4+6.21=9.69+2.15+2.48=5.73+1.25-2.12=6.66-2.25+8.84-1.82=4.63-2.25+3.34-4.47=7.53-4.32-0.87=9.34-6.83+1.02=1.34+8.67+9.29=1.88-1.51+1.69+7.39=6.6+2.83+6.14-1.8=9.35-4.6-1.84+9.06=6.32+5.34-6.25-0.71=4.49+7.86-0.94-5.78=9.72+0.54-0.19+2.07=2.13+1.86-3.58+3.15=2.12+3.27+3.73+6=4.83+5.71+0.42=5.3-0.11=4.83+5.84+1.26-4.76=0.43+3.72+8.11+6.04=8.4+7.33+9.1-7.9=2.6+3.17-3.08+5.92=7.51+6.54-5.28+9.72=8.48-5.93+5.57+2.69=8.91+1.68-4.63-4.31=6.07+1.02=8.75+9.85-4.18-6.28=8.47+8.13-9.75-2.98=3.28+1.83=9.13+8.42-2.64-5.39=4.94+2.14+9.97-1.89=8.35+3.47-2.96+0.14=9.54-1.58-3.98-3.78=8.41-1.3+8.58=7.92+2.55-2.1-5.25=5.4-0.17=9.46-2.13+2.83=7.05-4.4+0.24+4.24=6.1+7.51-9.83+8.5=4.91-2.66-1.75+6.69=7.87-1.6-2.75+4.28=9.73+3.53-3.83+5.29=9.41-6.78+0.82+0.66=7.8-0.79-0.72-2.38=5.41-4.61+5.2+3.35=5.19-2.41-0.74+5.62=5.9+8.79+5.11-8.29=9.56-4.1-0.18-3.5=8.8-2.12-5.25=8.25-0.13-2.62-2.33=2.28+0.88-2.83=8.94-3.6=9.81-7.23+4.2-3.45=4.14-2.88+2.23=8.26-7+5.89=7.85-5.17-1.01+7.82=9.26-7.76+2.96=6.68-0.3-2.2-0.54=5.69-1.05+2.44-0.37=4.67-0.11=7.08+2.06+1.24-4.39=0.27+9.43=6.17+3.77-0.42-8.74=7.36+6.72+5.68+8.14=8.64+0.99-0.23+3.87=8.07-7.21+3.76+9.92=1.68+2.77+3.62=6.31-0.4+9.56-0.73=7.76-0.15-1.7-4.56=9.02+6.89-6.79-5.98=9+1.75-1.48-3.27=5.66-0.51-3.81+2.68=6.03+0.94+8.52=0.69+6.09=3.85-0.83-2.33=9.06-0.65-5.64+8.11=3.16-0.59=1.42+7.2-4.94+1.02=1.69+7.64+0.46+9.58=5.95-3.34+4.5=8.86+7.66+1.13=8.13-1.4-1.71-4.22=9.25-4.31+6.77-1.7=0.88+8.69-0.36-6.5=8.07-1.11-4.38-0.33=9.7+0.59+0.86-3.31=3.43+4.58=2.29-0.48=9.13-0.8-0.78=9.61-2.21-6.91+3.76=2.14-0.25-1.52=8.51-3.15+1.88-6.91=1.53+8.7+4.68+8.13=7.77-5.3+7.56=5.68+2.61-2.06=8.92-0.28-1.38+6.3=9.6-7.33-0.65=9.81-1.46-5.23+2.4=3.91+6.53-2.86-6.05=3.02+8.1+3.35=8.62-5.6=9.84-4.45+7.22+4.28=8.13-4.99=9.06-7.15+9.91=4.28+5.94=8.98-8.84+5.46+7.99=9.55+2.39-9.33+3.87=0.64+4.52-1.02=6.88-1.31+9.92+4.53=4.34-2.27=6.29-2.6+1.45-0.57=9.91-0.86-7.55=4.35-2.78-0.67+1.3=2.78-1+6.3+6.44=8.62+2+9.12+4.33=4.77-0.81=8.47+4.12-1.94=5.25+0.07+9.31-7.7=7.75-6.88+1.91+4.93=5.56+7.58-5.46+1.35=6.43+6.97+8.33=9.63-6.69+1.75=1.72+2.43+6.17+5.26=9.23-2.58-5.4-1.01=9.77-4.27-1.19=0.87-0.43+9.84+3.84=8.73-7.73=9.41-3.78-1.38-2=0.71+2.85=3.2+6.39+2.35+6.48=9.42-4.45-0.53=0.5+0.78+7.72+4.11=9.91-6.44+9.56-8.14=9.61+3.98-0.86-3.51=8.3-1.32-3.36-1.45=0.75+7.54+1.88+6.03=8.55-2.67+4.93-8.67=7+3.54-2.25+6.37=5.99-5.07+2.71-2.95=6.55-2.76+1.94+1.93=4.5+4.83=1.61+6.42+9.64=4.08+1.26+3.83=8-7.11+1.14+2.47=7.38-0.32-6.72=7.61+9.75=3.28+5.3-2.53+7.76=8.17-2.61-3.73=9.24-5.69+7.01+0.74=9.31-2.87+1.64-1.5=6.19-3.1+3.62-0.04=7.42-3.31-3.77=5.89+9.38+0.32+7.41=6.22+3.71-6.84=5.44-4.66=5.65-3.78+0.53+0.59=8.2+0.98+6.84+8.67=2.78+2.66+7.8-8.51=5.15-4.24+5.26=2.64+2.32-2.56+5.52=9.91-5.25+8.65=3.57+2.06+3.99+8.36=4.52+7.03-0.34-8.87=6.6+1.14+2.4+7.64=8.12+7.6-5-5.55=1.22+7.77=3.69+2.37+8.49-2.81=2.53+5.29-4.11=7.14-0.1-2.5-4.21=6.37+8.97-4.58=6.88+7.01+3.99+7.44=4.79+1.55+7.2-1.86=5.99-0.13+1.54=7.34+7.74-3.78-3.71=7.31-4.45+5.81=6.29+6.74+8.83-8.87=5.23+5.09-7.39+9.54=4.54+0.56+6.91=7.8-0.43-3.62+4.94=9.65-4.08+5.63-1.51=5.3-4.41+7.66=7.58+3.97-8.9=2.25-0.48+6.41=5.08+5.26-2.69=2.7+2.49+0.51+0.32=8.14-1.02-5.33+3.8=9.36+8.2-7.98+5.77=9.94-6.58+9.66-9.14=9.89-2.86=0.68+5.86=6.31-1.01+4.92-6.4=6.02+3.71-5.73-1.79=9.46+7.87+2.01-1.12=9.44+8.5=9.07+6.08-1.05-0.73=2.29+6.94-5=6.67-2.33-3.91+7.58=8.75+1.05+5.02-5.29=6.93-3.46-0.48+7.12=9.34-5.88-3.36=8.26-0.62+1.17-7.42=5.91-1.28+9.92=9.72+3.2+7.34=6.44-3.89+3.12-5.15=6.19+8.17-7.43=1.08+5.6-3.69=9.65+0.28=8.76+9.16+8.02-7.23=5.9-5.16+8.27-8.57=9.77+2.26+5.43-0.18=3.6+5.97+1.78=0.65+0.73+5.26-6.29=7.96+1.84-1.66+8.99=4.96+8.36-9.05=3.77+7.88-2.66-7.81=9.25-1.95-6.95=3.78+4.83+3.43+8.16=1.14+7.35+4.54+9.7=2.86+4.19+9.71+5.86=6.48+3.8-0.28-4.18=2.27+7.02-7.76=9.21-3.95-3.32-0.88=1.09+2.04-2.71=6.47+9.77-6.86=8.17-3.23-0.93+9.49=5.62+6.42-7.44-3.54=7.79+9.53-2.99-1.56=6.94-4.99=5.41+2.74+3.43=5.57-3.76+0.05=参考答案8.54+1.38=9.921.54+8.34-8.08+7.82=9.628.82-7.84-0.51=0.474.5+6.17=10.678.2+5.14-3.56-3.82=5.963.68-0.89=2.791.17+9.12-8.79=1.58.07+2.53-2.96=7.645.59-0.07-4.24+4.16=5.448.71-6.82+4.75=6.644.23+2.79+7.9-4.4=10.524.68-1.37=3.316.49+9.55-3.94-6.32=5.785.11+6.19-5.68=5.625.84+7.08+7.58-2.88=17.624.37+5.69-3.15-5.89=1.022.48+9.3=11.788.07+5.79-8.34+7.03=12.556.77-1.81+3.7+7.48=16.147.86+5.1+9.57=22.536.42-2.38+2.06+9.23=15.339.29+2.48=11.774.32+6.16=10.486.86+6.35+6.69=19.91.84+9.73+4.03-6.12=9.486.32-4.33+8.04=10.034.96+9.99-1.1=13.858.21-3.37+7.81+0.22=12.872.48-0.23+5.25+0.37=7.874.44-0.66-2.05+9.24=10.978.11-2.88+9.8=15.034.81+3.17=7.989.5-7.85+9.93=11.581.17+7.48+3.46+6.92=19.032.63-0.55+9.39=11.472.23+6.25+0.49+5.32=14.297.41+8.62=16.036.55+3.84+3.93=14.323.93-0.7-0.34-1.17=1.726.47-2.67+1.68+1.18=6.668.67+9.69-5.26-4.89=8.219.04-0.03+6.45-8.41=7.056.77-2.57+8.85-0.29=12.764.48-1.6=2.888.2-0.38-1.4-2.13=4.298.79+8.21-2.03-8.99=5.982.09+0.29+8.21+8.83=19.424.22+8.89-0.15+9.07=22.039.18-3.51+3.05-3.6=5.125.05+3.49-1.68-2.3=4.566.44+6.21-1.77=10.889.47+7.38+1.44+7.68=25.977.72-1.04-1.46-4.91=0.318.12-4.43=3.697.03+0.9+2.45+4.7=15.086.46+1.66-3.26+1.3=6.161.92+4.21-4.66+1.21=2.683.5+9.99-9.93=3.561.1+5.16+6.43-4.49=8.28.24-6.83-0.21+9.17=10.370.94+8.28+9.01+0.09=18.326.62-0.2-2.57-0.37=3.483.07+5.31+6.21-3.42=11.179.35-2.48-1.86-4.32=0.695.79-5.08-0.21=0.57.26-0.85+6.94=13.352.55+9.11-1.49+4.92=15.099.8+2.64+0.12+4.57=17.136.63+5.93-4.87=7.695.44-0.48-4.43=0.537.35-2.58-1.9+1.28=4.155.84-2.91=2.939.43-5.45-0.47-2.11=1.40.71+8.33-0.91-1.18=6.956.92+8.37-4.06-1.48=9.758.97-1.16+2.64+8.63=19.086.56+5.75+6.45=18.769.27+0.94-5.34=4.876.41-2.25-0.78+2.86=6.248.73-1.08-4.43-2.3=0.928.84+3.25-9.04+0.19=3.247.87-3.97-1.57+3.54=5.874.13+9.2-9.18+0.87=5.028.15-0.37-1.38-3.36=3.049.29-2.53-3.81=2.958.32-7.85=0.470.24+5.46+9.01+6.83=21.546.19+5.14+0.91-6.8=5.449.52-2.46=7.065.83+1.2+1.65-7.58=1.16.94-2.94-1.91-1.32=0.779.16-0.28-4.83=4.059.05+0.5-5.43+6.39=10.514.58-2.67+2.53=4.447.08-2.66-4.19=0.231.49+5.38+6.01=12.885.83+2.93+0.88+3.4=13.046.56+6.69-3.8-8.38=1.079.72+9.71+1.04+6.09=26.567.82-1.96+3.99-6.37=3.487.12+6.36=13.488.05+6.66+4.22=18.932.72+0.06+1.46+9.04=13.280.14+5.68+8.03=13.855.82-3.52=2.35.67+7.09+3.61-0.47=15.98.47-3.6-2.33+6.16=8.74.02+1.35=5.374.54-2.96-0.81=0.778.13-6.64-0.64+0.87=1.729.45-3.66+7.32=13.119.87-7.92+9.67+6=17.624.47-0.47+6.82-3.33=7.492.41+3.76-2.22=3.956.77-5.53-0.47=0.779.48+2.97=12.457.6+7.38=14.988.16-0.31=7.858.81+8.6+9.63=27.048.9+8.16-7.61=9.457.32-1.39-3.59=2.348.49+5.42-6.53-6.12=1.268.87+0.18=9.058.31-0.21-5.14+7.3=10.268.41-2.98-2.12+4.61=7.929.14-2.11+3.86-2.53=8.367.34+3.35-0.34+6.78=17.135.04-0.63+2.74-5.78=1.372.35+3.94+4.94=11.235.78+3.97+2.66=12.415.83+6.92+5.65+5.05=23.456.74-2.43-0.25=4.068.56-6.71-0.79=1.062.22+5.67-3.54+8.45=12.82.25+0.18+6.01=8.444.72-1.39+0.26=3.599.4-5.35+1.77=5.825.71+2.79-0.96-0.67=6.878.8-0.54-4.39+4.53=8.49.03+3.55+7.3-0.11=19.777.55+7.54-7.66+6.11=13.546.35-1.85-1.64=2.865.47-2.64=2.837.04-3.67-0.69=2.688.48-5.9=2.583.23+7.9=11.131.63-0.37-0.18+4.39=5.473.42+4.41+4.96-5.5=7.294.54-3.61=0.934.99+0.59-4.72=0.867.71-4.77-2.23+6.86=7.574.5+6.01+1.53-2.5=9.542.66-0.79+2.29=4.165.21-0.24+7.65-0.15=12.477.46-3-1.77+2.44=5.138.33-5.44+7.47-7.4=2.964.76-0.12-2.16-0.27=2.218.15+2.06+4.07+3.57=17.856.96-0.71+2.06+9.41=17.728.81+8.96+9.8-6.69=20.882.44+4.37+4.58+4.87=16.262.03+4.25+9.42-1.11=14.597.21-1.59-1.53-3.11=0.982.97-1.55+5.25+5.63=12.36.64-4.82+2.43=4.255.4+8.31-8.24-1.92=3.558.3-3.35-3.55=1.46.6-3.46-1.7-0.23=1.217.66-2.54-4.52=0.69.52-2.74-5.48=1.36.75-6.47=0.288.82-0.1-0.68=8.048-3.74-0.98=3.289.58-5.25=4.339.98-5.7+5.99-9.44=0.833.49-0.57-1.73-0.54=0.658.37+8.01+3.26=19.644.46-1.39-0.38+5.73=8.421.24-0.91=0.335.49-2.78=2.712.9-0.64+9.46-3.85=7.875.59-4.57+1.07+9.12=11.214.93+1.23+8.76=14.929.62-1.77+3.2-3.98=7.079.76-4.51-0.55-4.56=0.145.94+9.81+6.57=22.327.35-1.96+1.03=6.427.98+2.5+0.98-5.71=5.751.28+1.63=2.915.67+9.06+6.32+1.11=22.165.29-1.08-3.1-0.87=0.244.62+2.37+0.76=7.752.47+9.23-6.16=5.548.49-1.32-5.8=1.370.76+5.39+8.14=14.294.57+8.08-0.73+9.83=21.753.79-0.52=3.273.61+6.42+7.13+9.25=26.414.09-3.04-0.47+2.58=3.168.01-0.8+5.4-6.55=6.065.13+6.67-7.14=4.661.82-0.91-0.63+7.14=7.428.42-2.18+8.1+8.71=23.059.44-2.17+5.29+9.49=22.059.53+6.57+4.6=20.70.42+8.12+3.95-3.02=9.477.51+5.68+7.47=20.664.88+0.12-4.1+6.55=7.456.04-3.91=2.133.13-0.56=2.577.68+3.93-6.09+7.34=12.866.1+2.27-2.42=5.952.48+9.84-6.56=5.769.79-6.57-0.42-2.46=0.347.45-2.95-3.92+9.87=10.459.64-2.17-2.57+3.68=8.583.73+4.79+1.44-1.7=8.267.87-2.81-4.72+0.6=0.945.05-2.89+1.56+3.01=6.737.88+1.19-2.44=6.635.03+3.42+5.41=13.866.75+4.22+9.53-5.3=15.29.8-1.31-4.42=4.078.62-1.58-2.3=4.742.81+5.53-6.15+2.66=4.859.76-0.13+9.83-8.63=10.834.88-1.86+8.43-2.02=9.436.46+1.17-5.94+8.84=10.536+6.07+6.99+1.26=20.322.83-1.82+8.3=9.313.29+9.14-4.59-3.86=3.988.24-3.71-2.46-0.43=1.647.9-1.82-1.28+9.02=13.825.59-3.6+4.85=6.843.88+5.98-0.41=9.450.66+2.3+9.12-7.55=4.537.27-5.89=1.381.76+4.09-1.99-2.97=0.898.06-4.73+5.81+1.14=10.286.93+9.73+0.46+4.94=22.069.73-1.63+1.33=9.434.34+5.78-3.81=6.312.31+6.4+6.73=15.446.77-0.94-0.98+6.05=10.90.29+1.73+4.63+7.4=14.057.86+7.62+2.21-0.58=17.115.38-4.13+4.51-4.29=1.477.03-3.14=3.899.52-0.84-4.18+2.43=6.938.66-3.03=5.638.89-2.83-4.93=1.133.55-3.39+9.29-2=7.455.3+6.83-5.62-1.35=5.168.1+8.93+8.37+4.02=29.421.89+8+6.29=16.189.75-0.05+4.43=14.136.16-1.73-1.87+4.07=6.638.16-3.06+3.68+8.64=17.424.96+6.39-9.25=2.17.99+8.51+3.01-1.04=18.479.11-6.54=2.579.98-2.68-2.59-3.7=1.012.23+5.82-7.29+2.7=3.462.67+6.87-5.98+0.69=4.255.55+4.02+1.65+1.64=12.862.4-1.18+8.44+1.52=11.186.44+4.98=11.427.12-0.46=6.666.59+4.32+4.99=15.97.68+2.63-3.15+3.16=10.329.65-0.4=9.250.4+4.35=4.753.89-2.75+5.8-5.63=1.318.83+3.61+8.09=20.537.62+4.59+6.35=18.560.95+8.7-8.16+8.96=10.459.37-5.29-1.78-1.13=1.178.23+6.47-5.86+7.43=16.272.49+4.88-2.69+5.6=10.286.58+0.77=7.357.67-3.93-2.62=1.124.87-2.48-0.99=1.43.5-3.37+6.65=6.786.67-5.66+1.6+4.01=6.629.57-0.4-2.67=6.54.6+0.16=4.768.7-1.55+7.99+1.74=16.883.26+0.99+7.52+0.29=12.069.53+5.17-5.88-2.37=6.454.14+5.89-1.39-1.19=7.457.93+3.4+9.97+4.58=25.889.04+7.69-0.27-9.21=7.259.27+5.01+4.86-9.91=9.236.9+5.66+1.41-5.03=8.947.18-1.07-4.63-0.6=0.888.29-6.34+6.45+9.49=17.895.96+6.54=12.57.76-0.31-4.81+4.15=6.790.13+3.26=3.395.66-0.33-2-0.3=3.038.44-6.45=1.997.03+2.76-5.11+9.52=14.25.21+4.17-0.32=9.069.96-4.53-2.62-0.89=1.922.66+3.08=5.746.08-5.25+4.26+3.77=8.868.86+0.52=9.383.92-0.67+2.59-4.33=1.516.09-1.5+6.86-5.39=6.060.06+7.52-1.37-5.11=1.17.06-0.33-3.56=3.178.74+0.76=9.53.46-1.68+4.78-2.26=4.36.82-5.51+3.57+8.75=13.639.7+7.96-5.69=11.970.72+5.05=5.772.75+5.81+1.26=9.822.95-0.98-0.67-0.97=0.339.79-0.53+6.98=16.242.62-2.17+4.35-3.66=1.146.28-1.32-0.65-2.25=2.061.75+9.16+6.94-7.6=10.255.45-1.26-2.08+2.1=4.212.81+1.6=4.411.95+9.98=11.932.73+4.57+2.35-2.44=7.219.03-1.19+5.01+2.8=15.659.43-5.23+9.74+7.38=21.326.26+8.27-0.9=13.638.24-1.54-0.44-1.9=4.369.8-6+8.79=12.591.91+6.06+8.88+6.15=235.06-3.69=1.379.48-1.04+3.75=12.190.98+1.13+2.72=4.835.81-3.8=2.017.27-0.55-4.69+7.29=9.325.02+5.36+9.62+3.52=23.528.57-6.37+5.65=7.857.69-2.57-1.32=3.86.05-0.92-3.25=1.880.09+8.74+6.79=15.624.51+9.93-7.56+5.58=12.462.47+5.01-3.98=3.56.72+8.54-6.19=9.075+9.47-6.05-8.31=0.117.73-0.33-0.81+0.95=7.545.7+0.97+0.17=6.849.7-3.67-0.62=5.419.19+6.59-0.66-2.1=13.026.82-0.54+7.78-5.5=8.560.15+8.54-2.68-1.6=4.415.07+9.89+0.39-8.83=6.525.33-3.83+8.28=9.789.19-0.24+1.53-0.7=9.785.99-2.69+5.1=8.48.41-1.36+8.68=15.738.09-2.83-1.29-3.59=0.386.06+8.12-7.81+3.75=10.121.45+6.03=7.489.24-4.07-2.72-1.91=0.542.15+8.72-3.1-2.89=4.882.05+2.37+0.02-3.47=0.973.05+1.99-1.34=3.75.57+7.04+2.01-6.14=8.488.23+9.18-9.86+0.44=7.999.44-3.84-2.84-1.58=1.186.84-0.77-1.07-1.93=3.078.26-0.32+5.2-6.36=6.787.53-7.3+7.19-0.51=6.916.93+0.62=7.556.59-3.63+0.93+7.86=11.758.69+4.82+2.7=16.216.58-0.31-5.16=1.118.71-3.42-3.02=2.273.32+6.92+5.28-2.77=12.752.8-1.45=1.358.87-1.87-1.36+2.08=7.722.47+7.7-3.92=6.258.97+9.49-7.17-8.13=3.167.11-0.54-5.07=1.57.2-0.95=6.253.97+1.49+9.72-9.02=6.166.51+6.2-9-1.73=1.988.39-6.63+5.51+0.06=7.335.49+9.13+8.72+1.59=24.934.73+1.09+8.09-0.74=13.179.63+8.12+0.91=18.666.96-0.91+4.31-1.05=9.319.15+9.53+6.8=25.482.07+1.11=3.185.99-4.12+9.31=11.189.55-3.34=6.218.98-3.66+8.25-6.86=6.718.59-4.14+1.43=5.884.74+4.77-3.47-1.54=4.57.09-1.95+5-6.64=3.55.88+9.46-0.63-2.61=12.19.42-1=8.426.92+4.91-6.52=5.318.96-1.03-5.8+0.56=2.692.81+4.07=6.888.39-0.24-3.93=4.228.17-0.44+2.64-3.7=6.679.3-6.94-0.99+6.84=8.215.12-2.92-0.19-0.99=1.024.66-2.91-0.78=0.979.42-1.83+5.78+1.47=14.849.75+6.18-7.38+6.82=15.373.43+6.86+8.12=18.417.63-3.48+7.41=11.564.99+4.58=9.578.43-1.87+7.89=14.459.25+8.32-2.99+8.93=23.517.16-0.9+9.51+1.14=16.919.45-6.98+3.41+5.94=11.829.23-4.03+9.09+1.83=16.128.22-2.98-0.96+7.32=11.61.63+1.92-1.52=2.033.01-1.03+1.94-3.77=0.156.7+7.94-1.22+8.46=21.881.5+0.42+3.34+3.69=8.957.54-6.35+0.08+9.86=11.133.78-0.74+5.93=8.973-2.21+1.18+2.59=4.568.96-0.92=8.049.99-0.99+5.42+7.37=21.796.44-5.97+8.19=8.662.89+0.92+8.55+6.68=19.045.94+3.24=9.189.25+0.96+8.82+0.95=19.988.82+7.01-7.05+7.81=16.591.23+0.44+6.61=8.282.51+2.02=4.534.28+4.64+4+7.01=19.936.31+0.97-6.56=0.726.37-1.49+0.03+2.15=7.068.13+4.65=12.787.32-2.21+5.52-9.25=1.386.11+5.68=11.793.44+9.57=13.018.82-4.03+1.4-1.25=4.949.07-3.39-1.48-3.6=0.69.71-2.38-0.19+1.86=98.23+3.19-5.04=6.386.77-3.42+3.88=7.232.43+9.3-0.68-2.66=8.395.27-4.37=0.99.26-6.73+8.3+7.06=17.893.98+4.03+2.29=10.35.32-3.17+4.33+0.6=7.086.18+8.99+7.31-7.9=14.585.21+4.59-0.42-2.44=6.941.28+1.52+8.5+8.46=19.768.27+2.99-0.83+4.08=14.512.01+6.07-3.02+7.78=12.844.15-0.7+9.44-6.43=6.469.89-0.4-3.93-4.38=1.189.84-0.8+0.77=9.818.02-0.95-1.27-2.18=3.621.36+2.95=4.311.15+6.04+4.69=11.888.01+6.23+1.2-8.85=6.597.11-0.49-3.43=3.196.6+5.48+2+9.37=23.453.28+3.77+2.76+3.07=12.880.06+9.16-5=4.223.95-0.73-2.7=0.527.89+8.1-4.03=11.963.43+7.69-6.72+5.55=9.953.63-2.74-0.53-0.16=0.26.52+3.09-1.27=8.348.46-5.02-0.28=3.169.73-0.08-4.43-0.98=4.246.97-4.61-1.9+4.19=4.658.06-6.99+3.83+3.09=7.994.69+4.28-1.95=7.028.85-8.72=0.138.52+0.67+3.22=12.417.75+6.67-2.44=11.986.71-6.16+3.68=4.236.35-3.55=2.87.37+6.3-7.86+0.35=6.163.27-2.73=0.540.86+4.89+9.47=15.229.79-2.63-5.67=1.495.3+7.21+2.32+7.35=22.187.72+9.65-5.05=12.325.5+6.62+1.14-3.09=10.177.72-2.06-1.15-0.47=4.040.59+7.92+0.51=9.029.73-3.02-4.04+4.59=7.269.9-3.71+7.63-3.9=9.929.46-2.37-6.98+6.72=6.834.57+7.76-7.05-0.23=5.050.4+9.84+2.32-0.88=11.680.53+9.46+8.31-7.33=10.974.82-0.74-3.98=0.15.61+8.72-1.66+4.32=16.999.55-0.45-6-1.85=1.256.45-3.3-2.29+2.99=3.850.72+5.29+8.5-0.48=14.033.89+1.67+5.92=11.481.27+4.8=6.075.6+1.63+9.99=17.225.11+5.25-6.7+2.88=6.547.34-4.83+9.49+0.99=12.991.7-1.05+5.74=6.398.42+8.91+1.25-4.06=14.528.32-1.29-2.64+7.25=11.647.34+5.67-6.38-3.27=3.367.34-1.24+8.67=14.772.86+2.34=5.27.7+9.52+3.28+7.37=27.875.03-3.68-0.52-0.18=0.653.79+6.55-1.34=98.59-5.4=3.198.04-0.67-5.83=1.545.09-3.13=1.968.98-0.38-1.53-0.63=6.449.1+7.35=16.457.64-0.59-1.32-0.6=5.135.23+6.84-0.78-5.17=6.128.81-4.09+8.94+7.76=21.427.81-0.64=7.179-1.62-0.79-3.73=2.862.4+6.21=8.619.69+2.15+2.48=14.325.73+1.25-2.12=4.866.66-2.25+8.84-1.82=11.434.63-2.25+3.34-4.47=1.257.53-4.32-0.87=2.349.34-6.83+1.02=3.531.34+8.67+9.29=19.31.88-1.51+1.69+7.39=9.456.6+2.83+6.14-1.8=13.779.35-4.6-1.84+9.06=11.976.32+5.34-6.25-0.71=4.74.49+7.86-0.94-5.78=5.639.72+0.54-0.19+2.07=12.142.13+1.86-3.58+3.15=3.562.12+3.27+3.73+6=15.124.83+5.71+0.42=10.965.3-0.11=5.194.83+5.84+1.26-4.76=7.170.43+3.72+8.11+6.04=18.38.4+7.33+9.1-7.9=16.932.6+3.17-3.08+5.92=8.617.51+6.54-5.28+9.72=18.498.48-5.93+5.57+2.69=10.818.91+1.68-4.63-4.31=1.656.07+1.02=7.098.75+9.85-4.18-6.28=8.148.47+8.13-9.75-2.98=3.873.28+1.83=5.119.13+8.42-2.64-5.39=9.524.94+2.14+9.97-1.89=15.168.35+3.47-2.96+0.14=99.54-1.58-3.98-3.78=0.28.41-1.3+8.58=15.697.92+2.55-2.1-5.25=3.125.4-0.17=5.239.46-2.13+2.83=10.167.05-4.4+0.24+4.24=7.136.1+7.51-9.83+8.5=12.284.91-2.66-1.75+6.69=7.197.87-1.6-2.75+4.28=7.89.73+3.53-3.83+5.29=14.729.41-6.78+0.82+0.66=4.117.8-0.79-0.72-2.38=3.915.41-4.61+5.2+3.35=9.355.19-2.41-0.74+5.62=7.665.9+8.79+5.11-8.29=11.519.56-4.1-0.18-3.5=1.788.8-2.12-5.25=1.438.25-0.13-2.62-2.33=3.172.28+0.88-2.83=0.338.94-3.6=5.349.81-7.23+4.2-3.45=3.334.14-2.88+2.23=3.498.26-7+5.89=7.157.85-5.17-1.01+7.82=9.499.26-7.76+2.96=4.466.68-0.3-2.2-0.54=3.645.69-1.05+2.44-0.37=6.714.67-0.11=4.567.08+2.06+1.24-4.39=5.990.27+9.43=9.76.17+3.77-0.42-8.74=0.787.36+6.72+5.68+8.14=27.98.64+0.99-0.23+3.87=13.278.07-7.21+3.76+9.92=14.541.68+2.77+3.62=8.076.31-0.4+9.56-0.73=14.747.76-0.15-1.7-4.56=1.359.02+6.89-6.79-5.98=3.149+1.75-1.48-3.27=65.66-0.51-3.81+2.68=4.026.03+0.94+8.52=15.490.69+6.09=6.783.85-0.83-2.33=0.699.06-0.65-5.64+8.11=10.883.16-0.59=2.571.42+7.2-4.94+1.02=4.71.69+7.64+0.46+9.58=19.375.95-3.34+4.5=7.118.86+7.66+1.13=17.658.13-1.4-1.71-4.22=0.89.25-4.31+6.77-1.7=10.010.88+8.69-0.36-6.5=2.718.07-1.11-4.38-0.33=2.259.7+0.59+0.86-3.31=7.843.43+4.58=8.012.29-0.48=1.819.13-0.8-0.78=7.559.61-2.21-6.91+3.76=4.252.14-0.25-1.52=0.378.51-3.15+1.88-6.91=0.331.53+8.7+4.68+8.13=23.047.77-5.3+7.56=10.035.68+2.61-2.06=6.