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4.49+4.83+5.44+5.15=5.11-4.26+6.45=0.31+4.08+4.23+1.34=9.77-3.64+6.76+8.56=7.99+0.62-6.9+9.2=7.46+9.05-9.95+0.73=3.22-1.19+6.08-5.48=6.13+6.83-8.83+1.73=6.04+9.89+2.78+9.22=5.27+6.57-7.24+6.91=3.17+9.45-7.24=3.83+9.61-3.52-3.35=9.99-0.82-2.4+9.09=0.41+4.74+9.1+0.95=5.42+9.77=9.73+2.79+6.27=9.7-2.08-0.28+4.67=8.09+8.36-7.76+0.31=9.98-5.27+1.75=8.74-0.93-7.16=3.95-2.61+9.94+3.94=2.85+5.84-3.78-3.22=3.8-1.21+1.07=5.27-3.89+1.96=3.9+7.36+8.16-1.55=3.85-0.57+7.83+2.48=8.21-7.29=5.46+7.82=2.44-0.21-1.67-0.4=6.62+4.62=7.52-2.34-2.26=8.2-2.58=7.35-1.84+1.48-3.51=6.2-4.48+6.06+1.52=8.84-0.21-8.18=2.02+8.93-5.63=8.48-5.64=6.93-3.36+2.28-1.87=8.89-2.76+3.47-5.33=9.48-0.46-2.84=8.03-0.54-6.29+2.35=7.06+8.13+8+9.78=5.29+0.02+4.02=6.62-1.85+7.57-2.74=7.82-3.94+9.39+2.91=7.45+0.41-6.16+9.81=9.77-9.14+9.85-7.84=8.58-1.33+2.05=8.49+4.18=6.73-2.77-2.44+2.05=6.81+3.92-5.45=3.15+4.33+0.57-4.49=6.61-3.73+2.06-2.99=7.47-3.87=7-0.67-1.43+2.87=5.97-1.27-1.92=9.02-3.46-3.81+5.08=7.84-2.39-1.67-2.66=5.37+6.9-0.33+0.81=4.07+7.51=6.15+4.92-8.05+9.99=5.52+1.43=8.23+7.38-0.25-1.88=1.57+5.43+8.06+9.98=4.02-3.13=9.17+4.43=1.73+5.45+0.38-2.75=1.84+1.5+4.71+2.61=9.05+7.23+0.16=8.86+5.08-7.06-2.98=4.19+5.99-1.84-6.86=5.7+8.74-3.35=6.81+1.79+6.69-4.59=6.79-6.53+5.45+8.4=1.61+5.48+8.98-8.72=6+8.95-3.89+7.49=7.49+8.16+1.83-5.7=0.19+2.9+2.73+2.46=8.12+7.49-2.87+2.77=4.12+0.14+8.92-6.54=8.21-3.7+9.01=7.55-1.5-3.97+0.8=7.14-3.36+1.95-3.52=7.62+7.9-3.23+5.39=7.82+6.27-3.56-9.6=5.37+5.97=4.57-0.95=0.54+0.29-0.03+2.26=3.06-2.95+7.37-1.52=8.06-1.37-2.94-3.03=5.77-2.28+5.78+2.05=9.05-5.39+5.4=6.4-4.47=1.15-0.23+6.31=7.91-5.06+5.7=6.94+3.58-9.26+7.87=2.43+2.44+6.46+6.34=3.66-1.9=8.74-2.9+2.84=4.43+4.55+2.77-8.29=6.12-0.2-3.27=8.84-5.8=2.64-2.54+0.42+2.36=6.52-4.87=4.52+2.4-0.78=7.04-2.92+1.98+9.05=7.94-0.76-5.88-0.29=5.62+2.84+1.17=2.19+7.73-3.42+6.23=9.67-0.5-4.15=9.04-5.56-0.79-1.52=8.47-4.04+6.45-0.44=9.64-8.21+1.33+6.95=9.53-8.77+9.8+2.4=6.55-1.12-2.98=3.95+6.38+8.38+5.69=3.17-1.08-0.44+1.82=8.63-3.58-0.7-3.11=9.49+5.42-0.27-2.51=2.38+1.41+6.83+7.34=5.9+1.4+6.21=0.95+5.61-0.64-2.9=5.98+3.12-5.87-0.71=4.57+9.04-5.23-0.09=3.18-1.92-0.55+9.08=1.88+5.24-3.54+0.11=4.18+7.62+5.95-6.85=7.54+2.78+4.13+8.9=6.09-5.78=3.99+7.58-0.69+1.31=6.98-6.52+4.95-4.89=1.28+8.01+5.05+3.05=6.16-1.1-2.82+8.54=8.91-2.49-0.2-4.99=9.49-3.9-1.84-0.32=5.59-1.11+8.14+3.36=1.68+2.11+3.33=6.76-0.07=3.17+9.6+4.46+8.81=8.36-4.64-3.45+5.59=3.71-0.45+8.46-3.75=4.25-1.04-2.58+0.46=4.45+3.27=5.11-2.5-0.37-1.39=6.37-2.99=6.8+9.64+9.26-3.24=9.14-6.62-0.31=7.28-2.55-0.42-3.62=7.03+9.18+9.8-1.47=5.82-4.79+6.43+4.21=9.14-1.66-0.14+3.64=8.83-2.16+8.56+4.77=6.79+2.6+6.16-8.76=7.1-0.58=9.66+1.54+8.63-6.36=3.59-2.7+9.06=4.77-3.24-0.18+8.27=7.47-4.68+6.1=2.14+4.42-3.98=5.51-3.56+9.61+0.07=7.83+9.27-0.76-9.14=4+8.53=5.49-0.46-0.54=1.67+6.24+7.44-6.03=9.59-3.27=8.29-2.75+6.84=2.56+3.21+7.81-2.13=1+3.08+8.11-9.59=7.36+7.46-3.56+6.64=9.31+5.83=5+3.45+5.95=7.67-6.25+5.66+5.68=1.94-1.21=7.24+7.06-7.78-1.2=1.37-0.55+8.35+7.23=9.45-2.94+4.58-4.74=7.2+5.14-2.26-7.32=9.17-2.56+3.22=5.04+0.74-4.86+3.43=7.41+9.04-5.22-2.43=9.36+2.83-4.89=2.3+5.11+1.92+6.2=8.33-3.35-3.54+0.3=6.35-6.02=6.7+7.67-3.97+3.14=9.75+3.59+2.08=6.37-3.2+5.41+1.29=6.16+8.67-6.77-6.69=3.09+7.33-1.85=4.07-0.95+9.58=5.54+5.94+9.37=4.85-3+0.33=9.41+7.8-0.57-8.52=7.36-2.69-1.91-0.71=8.26-0.89-1.1=7.78-1.05+9.91-3.25=1.47-0.56+5.5+1.59=6.77-0.91+1.68-7.06=9.31-0.39-1.16-2.78=8.87-0.49-7.84=9.46-1.75+8.61-7.03=7.88+7.73=5.34+6.5-1.26-3.03=4.42+7.55-9.14-0.24=3.52+0.54=9.82-5.51-0.94=9.98-4.34=3.79-3.01+8.01-7.1=4.91+5.72=5.31+2.3+3.83+3.97=8.09+0.38-4.1=5.14+6.37+0.39+4.7=9.04-3.3-4.44+6.14=4.08+9.4-8.35-2.28=8.83-0.05-0.12-4.66=9.61-1.38-0.34-7.27=4.37-2.72=9.7-0.61-4.61+6.21=5.05-1.02-0.76+6.75=5.37-2.23-0.56-2.4=9.89-3.1=3.14+6.26+2.44-4.52=6.73+4.62-5.2=0.53+5.6+2.53=8.05-7.18+7.02+9.32=5.1-1.52-1.2-1.91=5.93-0.24-1.74+1.89=8.19-1.4+7.29+1.07=9.64-2.25-2.01-0.71=8.19+1.79+9.45=8.31+5.17-2.35=8.96-1.27-2.96=3.76+5.47+6.99+9.9=7.99+5.62+9.96+0.18=0.92-0.15=8.35-7.04+6.14-0.92=8.14+4.96+4.73=9.16-2.15-1.6-1.86=8.58+3.52+1=7.81+9.64+4.22-5.83=1.68+5.27-3.36-1.97=7.8+7.75-0.6-2.86=8.12+3.65-4.47-2.19=5.32-2.63=9.82+6.74+8.24-7.21=2.23-1.5+8.16=8.04+9.15+0.98-4.72=2.79+6.58-3.4+1.92=9.96-1.53-2.51-2.47=7.95+5+4.05=3.75+2.54=5.64-3.1=8.58+0.04+1.2-5.79=9.5-3.46=0.33+3.99+7.97+1.24=9.33-7.56+7.22=5.79-4.79+2.32=3.88-0.99-1.79+9.98=1.05+4.13+1.3=5.68-0.37+2.56+4.01=1.28+9.7+3.99+5.51=5.25-0.44+4.35+8.27=5.92+0.95+2.81+4.04=4.84+5.92-2.04+9.26=9.61+8.34=3.81-0.52+7.11-6.23=9.45-1.29-7.04-0.53=6.74-0.62-0.91+1.29=1.07+6.19+7.24+7.59=7.84+6.61-5.79=4.72-1.29-0.03+6.57=6.63+6.95-1.43=5.2+6.44+9.89-1.35=3.91+3.48+3.9=9.55-2.13-0.45+1.26=8.77-1.64-4.3+2.38=3.22+9.55=2.7+8.87-1.98=3.95-2.43+1.2=4.27-0.15+7.4-7.18=7.7-3.24-1.23+0.2=9.37-0.65-3+8.37=6.43+3.85-7.7+1.86=3.87+9.47-2.09-9.18=9.65-6.22-0.38+7.65=5.97+6.27+1.02+6.92=3.38-2.24+2.52=9.99-0.05-0.63-1.7=1.55+9.05+2.65=6.95+3.98-2.72-4.72=7.35+8.27-9.5+1.5=7.08-4.22+0.54-1.36=3.62-0.25-2.41=8.75-1.6-0.02-6=9.94-1.34-0.66=8.32+3.04+6.48-2.59=5.21-0.43+2.34+4.39=6.12-1.03+2.39=9.24+4.92+8.58+8.2=0.63+4.61+6.16-7.67=9.75-5.61-3.17+9.17=8.1-1.55=1.51+1.33+6.55=8.37-0.22=4.84+0.41-1.95=9.79-1.72+7.32=5.4+0.34+8.32=7.33-4.18+9.75=6.03+2.14+3.6=9.03-2.98-4.93=9.19-1.92-1.51=5.31+1.74-5.46=9.61+3.06+0.1-9.94=6-1.53-1.63+3.24=5.51-1.48+4.68-7.63=9.55-5.22-0.47-0.87=9.42-0.8-5.54+0.52=9.49-1.42-0.84-1.02=5.41+3.46=9.52-1.19-7.48+2.58=4.05-2.36+7.7=8.69-5.11-0.59+7.16=0.87+1.25+7.95-6.7=6.33+7.92-0.56+1.79=5.87-1.17-0.17=7.73+8.06-1.96+4.86=9.47-2.73-1.47+9.48=7.53+5.66=8.44-0.81+5.22-4.27=8.28-7.76=7.18+1.2=1.45+3.24-3.61+4.22=3.86+6.79+0.96+0.46=5.57+9.66-7.39-4.12=7.87-3.76-3.4-0.18=7.03-5.92+9.35-6.97=6.92+5.36+6.71+7.41=0.64+8.71+0.43=8.71+7.54+9.2+6.54=6.98-4.18+4.66-0.2=6.18-0.73-1.06+5.85=7.99-6.74+5.92=9.53-4.6=3.06+9.32-9.65+3=9.96-3.58+6.41=5.91-1.57-0.65+1.69=9.6+1.11+9.48+5.28=5.72+2.92+4.1-6.3=6.12+9.78-9.21-1.67=5.03-2.84+7.79-9.36=8.61-7.41+6.53+6.83=3.88-2.95+6.3+0.55=9.51-2.72-4.34=7.9+7.06+9.76+9.72=9.35+4.99-1.21-3.69=5.28+3.27-0.35=6.8-2.34+1.85+0.44=8.28-1.44=3.81+4.24+2.12-9.63=0.84+8.19-8.01-0.36=1.26+8.58-9.7+1.82=6.04-5.56+4.63+8.3=7.83+5.7-3.39=7.38+8.7=8.49-4.4+8.23=8.78-3.83-1.87=6.59+2.73+6.95-7.69=5.4+5.33=5.25-2.28+8.6=9.82-3.06-2.15+8.87=5.18+6.05-5.87-3.67=8.9+0.11+2.81-6.25=6.64-3.98+3.36-3.96=7.28-4.16+8.81-4.78=6.88-2.72+8.78+7.63=7.03-2.33=7.71-2.76-1.22=3.25-0.87-0.25=5.66+7.88+2.44+5.7=2.6+2.27+8.69+1.79=5.81-2.77-1.92=7.5+0.04=8.89-0.59-3.09-0.61=6.94-6.56=7.44-5.21-0.8+5.52=5.45-3.97=5.99+2.02-6.78=8.01-0.23-2.83+8.42=9.24+9.55-3.44-5.25=8.2-4.71-2.28=7.41+3.58+2.18+9.14=8.86+0.93+0.39=7.56-0.44-0.69-4.85=6.05+4.02=7.36+2.39=6.4+3.36+0.33-9.45=3.15+5.21-6.84+4.41=9.96+8.98=5.99-4.25+9.5=9.02-2.39-2.31-2.27=1.1+6.8-4.63-2.19=0.99+3.85+2.49+9.53=4.79+3.96=7.22+1.94-6.06=8.74-4.65+4.82=2.09+7.44+9.65=9.56-0.04-3.22-4.16=2.04+2.83=6.88+9.16=5.43-5.19+6.78+3.62=4.69+0.28=9.09-7.2-0.73=3.36+9.72-4.65-4.66=6.39-0.88-0.58=4.68+2.88=4.31-1-0.34=3.96+8.93-0.22-8.54=4.72+1.85+3.56=8.92+7.83-4.11+8.63=3.06+9.24-6.39-4.77=9.47-0.37-0.89-6.73=0.79+3.08+3.25=9.72-1.35+3.73-6.31=8.25-0.79-6.58+0.8=4.65-2.93-1.49+5.67=1.37-0.4+5.66=1.6+0.47+6.7=4.97+1.5+0.79+0.54=9.23-0.05-5.58-1.46=8.14-4.01=6.78-3.07=9.1-6.75=5.82+5.88+2.23-6.9=9.82-1.44-2.57=8.12+4.29-1.53+5.28=9.86-1.89+6.55+9=0.19+9.4-3.24=9.3+8.63+8.07+1.04=3.94+3.42+5-8.15=7.4-0.19+3.78-7.68=9.16+8.92-9.93-6.17=7.4+5.13+0.81+9.14=7.51-6.28=7.33+1.37+0.28-8.3=9.69-6.14+2.09-3.72=9.27-1.4+2.21=8.21-2.26-1.85-2.06=7.21-0.06-1.97-1.35=7.96-1.81-4.38-0.87=5.49+8.32-2.7=8.33-0.75-6.14=7.21-6.91+4.79-2=9.67-6.35+5.52=6.05+7.56-8.51=2.31+4.81-1.68-2.46=5.13+7.03+2.48=8.19+3.47-7.47-0.1=7.8-1.94+6.59-3.87=7.48-6.37=8.77+0.19-7.68=5.61-3.17-0.05+8.18=8.64-0.53-4.56-2.45=6.54+9.18-0.95=2.07-1.38+7.65+4.37=7.56+3.28+0.87=7.7+0.53-6.08=7.62-5.18-0.02+0.3=8.99+2.72-6.16+8.36=4.74+3.88=5.94+7.02+2.46=5.62-0.22+5.98-0.55=1.32+7.07-1.22-6.83=9.05+9.42-1.95=7.59-6.28+7.36-0.83=4.42+0.23+2.34+3.49=5.76+3.6+2.67+5.75=8.9-5.39+4.96-1.07=8.2+0.03+7.05-3.63=9.36+3.89=7.14-5.35-0.08=8.23-2.95+9.86+7.63=9.03+1.22-6.33=5.66+5.65-2.51=7.15-3.7+1.96=5.48+5.13+3.41+5.05=8.98+5.77-6.13=8.75+0.11-7.36+8.46=3.8+0.26+5.53=4.94-0.61=9.74-4.66-2.78=9.12-3.91+2.03-4.99=9.13-4.09-0.79=8.91-3.77+6.45=7.43-0.36-2.12-3.92=9.65-5.41+6.49+3.85=9.52-8.82+1.54=3.98-2.19+2.09+4.83=8.97-2.44-4.89-0.87=9.33-7.6+3.65=2.73-1.08-1.09=3.95+5.94+7.5-4.64=9.84-4.45+0.1+0.5=8.15+5.63+2.11+8.39=9.16-4.52=9.01+1.38=9.48-1.52-6.54+5.02=4.74+7.84-8.17=5.69-1.5-1.93-0.16=9.88-2.67-1.77=5+8.96-8.4+9.56=9.63-7.79+8.41=5.52-1.94-2.61+2.54=9.61+1.41-1.31+3.25=3.28+5.98-4.99+4.47=6.25+8.32+2.33-3.01=7.46-0.99-3.68-1.28=8.96-4.31-4.53=3.2+4.2=9.2-2.37-0.94=1.81+6.36+9.6-4.07=0.61+2.39=2.3-0.54+4.78-2.08=8.5-4.01-2+3.8=3.78-2.31+4.41+8.57=2.04+2.37+7.11-6.01=9.03-4.64+3.17=6.49-4.93+8.74=6.29-5.8+6.88+7.55=6.73+1.1+3.27=9.33+7.11+6.61=9.99-1.61+5.3-6.33=7.37-1.11-1.07-4.67=2.4+5.6-3.35=6.3+8.3=6.63-4.42-0.89=5.17+9.76-1.59-1.26=8.89-5.64-2.97+6.65=2.5+4.34+4.01+5.41=9.98-4.62-1.31-2.15=9.56-8.36+4.44+1.59=3.53+1.27=8.17+7.69-9.07+4.36=1.97+2.72=2.45+6.96=8.55+1.08+5.87-2.28=6.76+3.15+5.39-1.65=2.62-0.13+2.49-2.7=9.44-6.34+4.79+2.81=9.45+3.62=6.32-1.35-2.4=4.15-3.98+6.72-3.81=8.4+1.94-5.56=7.4-1.08-2.96=8.96-8.19=6.12+1.51+6.06-3.67=5.01+6.52+1.18-7.65=8.55+9.32-1.22=0.51+6.02-5.67=4.69+8.74-5.44-7.12=7.24+3.16+2.94=6.06-0.69=6.09-3.61-2.08=7.69+1.66-0.55-2.19=2.71+9.45-5.97-0.06=4.5-1.49=9.21-4.72-3.96=5.85+9.14+2.48=5.09+4.93-6.61=3.71-0.25-1.12+6.55=7.54-4.2+9.94-9.3=9.02-1.85-4.55+8.87=8.97-0.72+0.24=8.26-1.72+5.96=8.48-3.21-0.64-3.08=8.87+3.02=9.67-5.4+2.37+2.65=7.57-4.98-0.53=9.74+2.36-0.76=6.7+9.36-9.91=5.44+8.11+4.63-6.3=5.82+5.97-9.74+2.74=7.47-4.51+0.99+5.98=6.47+2.43+2.38=6.81+4-9.49-0.55=9.57+4.99-9.08+9.54=8.21-2.52=4.34-1.88-0.17=6.55+1.96=8.65-1.36+2.53+2.93=1.37+2.27+6.62+3.03=1.04+3.93+1.28=5.22+3.99-7.68=4.3-2.5+3.99+2.05=7.42+9.01-4.4=7.67+4.84-6.72=7.71-0.56+8.3-8.59=6.8+9.94-1.59=6.38-0.65=4.47-1.76=7.16+5.6-1.54-7.43=9.65-7.85+4.95=8.9+3.77-7.58-3.18=0.65+7.8+6.16=8.83-0.18-2.05+6.93=9.97-3.06-3.26+6.21=5.81+4.55-2.77-6.32=5.6+2.79-3.37=7.94+5.66=9.65-1.98-3.63-3.25=9.44+7.78-3.61=7.33+2.43=9.79-4.16+2.42-3.04=1.99+2.09+2.97+0.89=0.19+7.47+3.28+7.07=6.11-1.68=9.94+9.59-7.06-1.53=8.87-6.51-0.38+6.09=9.04+8.16-8.92+9.47=9.14+2.92-1.67+1.37=9.13-5.6+7.65-3.42=8.78+1.55+8.48+4.06=9.49-3.46-1.19-4.42=8.27+9.75=8.95-1.74=6.73-4.5+0.46+9.19=7.22+0.54=6.48+7.14-4.96+0.84=9.9+8.48+0.82+2.77=8.39-5.07+8.16-3.18=2.22+2.86=9.56+1.45+0.26+5.56=5.77+1.76+1.39-3.83=6.92+5.9-6.22=4.33+8.09=2.36+5.84-4.06=6.75+9.15-4.75+6.88=7.63-2.06+5.79-7.78=6.41+8.01=4.9-0.32+7.62+0.99=8.09-1+9.5=6.82+7.35-3.38-5.91=6.34-0.45-0.21=8.3+6.88=6.75-1.14-4.09=4.63+8.35-4.42+4.3=8.93-4.89-1.53-1.74=5.58-5.15+5.8+5.45=8.67-2.45+5.48=6.71+4.18-4.54=8.18-2.68+8.35-4.14=7.61-2.92-3.23-1.15=7.79-4.74=8.21+1.68+4.56+8.94=9.34-3.51+2.3+6.63=9.87-3.33+2.5=5.72+6.69-5.06-6.89=9.83+9.3+5.73+2.6=8.66-0.83-3.13-2.71=4.63-1.8-1.45-0.14=2.35+8.55+5.89=8.38-5.94+6.1-7.65=9.88+7.11-7.53-3.9=5.11-1.68=7.86+9.48+6.68-4.14=1.28-1.08=9.55-4.4-1.64+5.13=9.19-6.95+1.96+8.42=8.48+9.45+2.2=6.47+8.72-7.05+7.61=8.53+9.5-5.84-6.36=8.95-3.68-1.45-2.35=9.51-0.31-2.97-2.87=1.56+2.69+4.49=8.28-0.53+2.53=4.75+8.25-2.6=8.81-5.68+2.81-2.63=3.79+8.65+8.9=8.92+5.62-0.4=7.16-1.29-1.34=8.58-4.19-3.06+4.97=9.02+3.65+5.58=7.54-5.24+9.21+0.68=3.75+9.15-4-7.64=8.94+2.35-0.27=7.83-1.41+5.08+4.66=8.17-5.64-1.71=3.88+5.85+8.84-1.18=6.35-0.66=8.19-0.72-1.31-3.95=1.95+0.7-0.33+7.75=5.53+3.05+6.03=4.15+6.94+8.26-1.58=7.05-5.77-0.94=1.42+9.94-9.59-0.56=1.01+1.92+7.31=0.04+5.47=9.74+7.9+7.6=3.09+5.58+7.7-1.26=9.24-8.91+6.39-5.54=6.95-0.96+7.4+8.81=2.01+0.41+1.75=3.19+8.48-1.08+3.5=7.8-1.31+2.33=2+7.79+1.08=3.85-1.66+2.48=5.45+3.86-3.08+2.02=0.71+9.38+7.69=9.6-7.2+2.55=9.51+0.93+1.55=9.8+7.87+8.67+0.78=8.55-3.65+1.82-2.45=6.38-0.44=2.51+2.74-4.97+7.44=2.86+9.76+4.43-9.56=5.75+7.71+8.07+0.24=9.36-1.58-2.9-1.5=7.04-2.16-4=7.83+8.11+8.38-2.74=4.48+7.06-3.67+2.51=5.53+3.18+5.35-8.43=6.16+1.77+2.72-5.2=9.62+6.55-0.21=6.85-1.05+5.08-9.9=5.46-2.26-1.83=8.86-4.5-2.75-1.02=5.61-3.52-1.54=4.02-1.89+9.24-6.18=9.22+4.64=6.9-2.52+8=4.24+7.22-2.82+0.28=7.25+1.54-7.41+8.14=5.34+2.34=6.09-4.47-0.38+8.29=9.53-7.25=7.4+8.48-6.54=2.21+6.5+2.57+3.08=9.09-4.66+8.65=3.12+1.02+2.23=8.71+9.78+5.8=5.94+2.39-0.52-5.99=9.84-1.97-1.14=9.19+4.03+1.79+7.34=6.89-4.33-1.9=4.13+9.99-1.3=9.16-3.87+9.23+7.41=4.77-3.92=9.27-2.88-2.62-2.19=9.53+4.71+1.15-1.1=2.42+1.86+0.83=3.37+4.23-0.23+8.61=4.23+9.34+2.16=2.44+2.54+8.04=8+3.7-9.38=6.07-5.55+4.99+2.55=1.69+7-8.09+4.16=7.28-3.3+1.76=参考答案4.49+4.83+5.44+5.15=19.915.11-4.26+6.45=7.30.31+4.08+4.23+1.34=9.969.77-3.64+6.76+8.56=21.457.99+0.62-6.9+9.2=10.917.46+9.05-9.95+0.73=7.293.22-1.19+6.08-5.48=2.636.13+6.83-8.83+1.73=5.866.04+9.89+2.78+9.22=27.935.27+6.57-7.24+6.91=11.513.17+9.45-7.24=5.383.83+9.61-3.52-3.35=6.579.99-0.82-2.4+9.09=15.860.41+4.74+9.1+0.95=15.25.42+9.77=15.199.73+2.79+6.27=18.799.7-2.08-0.28+4.67=12.018.09+8.36-7.76+0.31=99.98-5.27+1.75=6.468.74-0.93-7.16=0.653.95-2.61+9.94+3.94=15.222.85+5.84-3.78-3.22=1.693.8-1.21+1.07=3.665.27-3.89+1.96=3.343.9+7.36+8.16-1.55=17.873.85-0.57+7.83+2.48=13.598.21-7.29=0.925.46+7.82=13.282.44-0.21-1.67-0.4=0.166.62+4.62=11.247.52-2.34-2.26=2.928.2-2.58=5.627.35-1.84+1.48-3.51=3.486.2-4.48+6.06+1.52=9.38.84-0.21-8.18=0.452.02+8.93-5.63=5.328.48-5.64=2.846.93-3.36+2.28-1.87=3.988.89-2.76+3.47-5.33=4.279.48-0.46-2.84=6.188.03-0.54-6.29+2.35=3.557.06+8.13+8+9.78=32.975.29+0.02+4.02=9.336.62-1.85+7.57-2.74=9.67.82-3.94+9.39+2.91=16.187.45+0.41-6.16+9.81=11.519.77-9.14+9.85-7.84=2.648.58-1.33+2.05=9.38.49+4.18=12.676.73-2.77-2.44+2.05=3.576.81+3.92-5.45=5.283.15+4.33+0.57-4.49=3.566.61-3.73+2.06-2.99=1.957.47-3.87=3.67-0.67-1.43+2.87=7.775.97-1.27-1.92=2.789.02-3.46-3.81+5.08=6.837.84-2.39-1.67-2.66=1.125.37+6.9-0.33+0.81=12.754.07+7.51=11.586.15+4.92-8.05+9.99=13.015.52+1.43=6.958.23+7.38-0.25-1.88=13.481.57+5.43+8.06+9.98=25.044.02-3.13=0.899.17+4.43=13.61.73+5.45+0.38-2.75=4.811.84+1.5+4.71+2.61=10.669.05+7.23+0.16=16.448.86+5.08-7.06-2.98=3.94.19+5.99-1.84-6.86=1.485.7+8.74-3.35=11.096.81+1.79+6.69-4.59=10.76.79-6.53+5.45+8.4=14.111.61+5.48+8.98-8.72=7.356+8.95-3.89+7.49=18.557.49+8.16+1.83-5.7=11.780.19+2.9+2.73+2.46=8.288.12+7.49-2.87+2.77=15.514.12+0.14+8.92-6.54=6.648.21-3.7+9.01=13.527.55-1.5-3.97+0.8=2.887.14-3.36+1.95-3.52=2.217.62+7.9-3.23+5.39=17.687.82+6.27-3.56-9.6=0.935.37+5.97=11.344.57-0.95=3.620.54+0.29-0.03+2.26=3.063.06-2.95+7.37-1.52=5.968.06-1.37-2.94-3.03=0.725.77-2.28+5.78+2.05=11.329.05-5.39+5.4=9.066.4-4.47=1.931.15-0.23+6.31=7.237.91-5.06+5.7=8.556.94+3.58-9.26+7.87=9.132.43+2.44+6.46+6.34=17.673.66-1.9=1.768.74-2.9+2.84=8.684.43+4.55+2.77-8.29=3.466.12-0.2-3.27=2.658.84-5.8=3.042.64-2.54+0.42+2.36=2.886.52-4.87=1.654.52+2.4-0.78=6.147.04-2.92+1.98+9.05=15.157.94-0.76-5.88-0.29=1.015.62+2.84+1.17=9.632.19+7.73-3.42+6.23=12.739.67-0.5-4.15=5.029.04-5.56-0.79-1.52=1.178.47-4.04+6.45-0.44=10.449.64-8.21+1.33+6.95=9.719.53-8.77+9.8+2.4=12.966.55-1.12-2.98=2.453.95+6.38+8.38+5.69=24.43.17-1.08-0.44+1.82=3.478.63-3.58-0.7-3.11=1.249.49+5.42-0.27-2.51=12.132.38+1.41+6.83+7.34=17.965.9+1.4+6.21=13.510.95+5.61-0.64-2.9=3.025.98+3.12-5.87-0.71=2.524.57+9.04-5.23-0.09=8.293.18-1.92-0.55+9.08=9.791.88+5.24-3.54+0.11=3.694.18+7.62+5.95-6.85=10.97.54+2.78+4.13+8.9=23.356.09-5.78=0.313.99+7.58-0.69+1.31=12.196.98-6.52+4.95-4.89=0.521.28+8.01+5.05+3.05=17.396.16-1.1-2.82+8.54=10.788.91-2.49-0.2-4.99=1.239.49-3.9-1.84-0.32=3.435.59-1.11+8.14+3.36=15.981.68+2.11+3.33=7.126.76-0.07=6.693.17+9.6+4.46+8.81=26.048.36-4.64-3.45+5.59=5.863.71-0.45+8.46-3.75=7.974.25-1.04-2.58+0.46=1.094.45+3.27=7.725.11-2.5-0.37-1.39=0.856.37-2.99=3.386.8+9.64+9.26-3.24=22.469.14-6.62-0.31=2.217.28-2.55-0.42-3.62=0.697.03+9.18+9.8-1.47=24.545.82-4.79+6.43+4.21=11.679.14-1.66-0.14+3.64=10.988.83-2.16+8.56+4.77=206.79+2.6+6.16-8.76=6.797.1-0.58=6.529.66+1.54+8.63-6.36=13.473.59-2.7+9.06=9.954.77-3.24-0.18+8.27=9.627.47-4.68+6.1=8.892.14+4.42-3.98=2.585.51-3.56+9.61+0.07=11.637.83+9.27-0.76-9.14=7.24+8.53=12.535.49-0.46-0.54=4.491.67+6.24+7.44-6.03=9.329.59-3.27=6.328.29-2.75+6.84=12.382.56+3.21+7.81-2.13=11.451+3.08+8.11-9.59=2.67.36+7.46-3.56+6.64=17.99.31+5.83=15.145+3.45+5.95=14.47.67-6.25+5.66+5.68=12.761.94-1.21=0.737.24+7.06-7.78-1.2=5.321.37-0.55+8.35+7.23=16.49.45-2.94+4.58-4.74=6.357.2+5.14-2.26-7.32=2.769.17-2.56+3.22=9.835.04+0.74-4.86+3.43=4.357.41+9.04-5.22-2.43=8.89.36+2.83-4.89=7.32.3+5.11+1.92+6.2=15.538.33-3.35-3.54+0.3=1.746.35-6.02=0.336.7+7.67-3.97+3.14=13.549.75+3.59+2.08=15.426.37-3.2+5.41+1.29=9.876.16+8.67-6.77-6.69=1.373.09+7.33-1.85=8.574.07-0.95+9.58=12.75.54+5.94+9.37=20.854.85-3+0.33=2.189.41+7.8-0.57-8.52=8.127.36-2.69-1.91-0.71=2.058.26-0.89-1.1=6.277.78-1.05+9.91-3.25=13.391.47-0.56+5.5+1.59=86.77-0.91+1.68-7.06=0.489.31-0.39-1.16-2.78=4.988.87-0.49-7.84=0.549.46-1.75+8.61-7.03=9.297.88+7.73=15.615.34+6.5-1.26-3.03=7.554.42+7.55-9.14-0.24=2.593.52+0.54=4.069.82-5.51-0.94=3.379.98-4.34=5.643.79-3.01+8.01-7.1=1.694.91+5.72=10.635.31+2.3+3.83+3.97=15.418.09+0.38-4.1=4.375.14+6.37+0.39+4.7=16.69.04-3.3-4.44+6.14=7.444.08+9.4-8.35-2.28=2.858.83-0.05-0.12-4.66=49.61-1.38-0.34-7.27=0.624.37-2.72=1.659.7-0.61-4.61+6.21=10.695.05-1.02-0.76+6.75=10.025.37-2.23-0.56-2.4=0.189.89-3.1=6.793.14+6.26+2.44-4.52=7.326.73+4.62-5.2=6.150.53+5.6+2.53=8.668.05-7.18+7.02+9.32=17.215.1-1.52-1.2-1.91=0.475.93-0.24-1.74+1.89=5.848.19-1.4+7.29+1.07=15.159.64-2.25-2.01-0.71=4.678.19+1.79+9.45=19.438.31+5.17-2.35=11.138.96-1.27-2.96=4.733.76+5.47+6.99+9.9=26.127.99+5.62+9.96+0.18=23.750.92-0.15=0.778.35-7.04+6.14-0.92=6.538.14+4.96+4.73=17.839.16-2.15-1.6-1.86=3.558.58+3.52+1=13.17.81+9.64+4.22-5.83=15.841.68+5.27-3.36-1.97=1.627.8+7.75-0.6-2.86=12.098.12+3.65-4.47-2.19=5.115.32-2.63=2.699.82+6.74+8.24-7.21=17.592.23-1.5+8.16=8.898.04+9.15+0.98-4.72=13.452.79+6.58-3.4+1.92=7.899.96-1.53-2.51-2.47=3.457.95+5+4.05=173.75+2.54=6.295.64-3.1=2.548.58+0.04+1.2-5.79=4.039.5-3.46=6.040.33+3.99+7.97+1.24=13.539.33-7.56+7.22=8.995.79-4.79+2.32=3.323.88-0.99-1.79+9.98=11.081.05+4.13+1.3=6.485.68-0.37+2.56+4.01=11.881.28+9.7+3.99+5.51=20.485.25-0.44+4.35+8.27=17.435.92+0.95+2.81+4.04=13.724.84+5.92-2.04+9.26=17.989.61+8.34=17.953.81-0.52+7.11-6.23=4.179.45-1.29-7.04-0.53=0.596.74-0.62-0.91+1.29=6.51.07+6.19+7.24+7.59=22.097.84+6.61-5.79=8.664.72-1.29-0.03+6.57=9.976.63+6.95-1.43=12.155.2+6.44+9.89-1.35=20.183.91+3.48+3.9=11.299.55-2.13-0.45+1.26=8.238.77-1.64-4.3+2.38=5.213.22+9.55=12.772.7+8.87-1.98=9.593.95-2.43+1.2=2.724.27-0.15+7.4-7.18=4.347.7-3.24-1.23+0.2=3.439.37-0.65-3+8.37=14.096.43+3.85-7.7+1.86=4.443.87+9.47-2.09-9.18=2.079.65-6.22-0.38+7.65=10.75.97+6.27+1.02+6.92=20.183.38-2.24+2.52=3.669.99-0.05-0.63-1.7=7.611.55+9.05+2.65=13.256.95+3.98-2.72-4.72=3.497.35+8.27-9.5+1.5=7.627.08-4.22+0.54-1.36=2.043.62-0.25-2.41=0.968.75-1.6-0.02-6=1.139.94-1.34-0.66=7.948.32+3.04+6.48-2.59=15.255.21-0.43+2.34+4.39=11.516.12-1.03+2.39=7.489.24+4.92+8.58+8.2=30.940.63+4.61+6.16-7.67=3.739.75-5.61-3.17+9.17=10.148.1-1.55=6.551.51+1.33+6.55=9.398.37-0.22=8.154.84+0.41-1.95=3.39.79-1.72+7.32=15.395.4+0.34+8.32=14.067.33-4.18+9.75=12.96.03+2.14+3.6=11.779.03-2.98-4.93=1.129.19-1.92-1.51=5.765.31+1.74-5.46=1.599.61+3.06+0.1-9.94=2.836-1.53-1.63+3.24=6.085.51-1.48+4.68-7.63=1.089.55-5.22-0.47-0.87=2.999.42-0.8-5.54+0.52=3.69.49-1.42-0.84-1.02=6.215.41+3.46=8.879.52-1.19-7.48+2.58=3.434.05-2.36+7.7=9.398.69-5.11-0.59+7.16=10.150.87+1.25+7.95-6.7=3.376.33+7.92-0.56+1.79=15.485.87-1.17-0.17=4.537.73+8.06-1.96+4.86=18.699.47-2.73-1.47+9.48=14.757.53+5.66=13.198.44-0.81+5.22-4.27=8.588.28-7.76=0.527.18+1.2=8.381.45+3.24-3.61+4.22=5.33.86+6.79+0.96+0.46=12.075.57+9.66-7.39-4.12=3.727.87-3.76-3.4-0.18=0.537.03-5.92+9.35-6.97=3.496.92+5.36+6.71+7.41=26.40.64+8.71+0.43=9.788.71+7.54+9.2+6.54=31.996.98-4.18+4.66-0.2=7.266.18-0.73-1.06+5.85=10.247.99-6.74+5.92=7.179.53-4.6=4.933.06+9.32-9.65+3=5.739.96-3.58+6.41=12.795.91-1.57-0.65+1.69=5.389.6+1.11+9.48+5.28=25.475.72+2.92+4.1-6.3=6.446.12+9.78-9.21-1.67=5.025.03-2.84+7.79-9.36=0.628.61-7.41+6.53+6.83=14.563.88-2.95+6.3+0.55=7.789.51-2.72-4.34=2.457.9+7.06+9.76+9.72=34.449.35+4.99-1.21-3.69=9.445.28+3.27-0.35=8.26.8-2.34+1.85+0.44=6.758.28-1.44=6.843.81+4.24+2.12-9.63=0.540.84+8.19-8.01-0.36=0.661.26+8.58-9.7+1.82=1.966.04-5.56+4.63+8.3=13.417.83+5.7-3.39=10.147.38+8.7=16.088.49-4.4+8.23=12.328.78-3.83-1.87=3.086.59+2.73+6.95-7.69=8.585.4+5.33=10.735.25-2.28+8.6=11.579.82-3.06-2.15+8.87=13.485.18+6.05-5.87-3.67=1.698.9+0.11+2.81-6.25=5.576.64-3.98+3.36-3.96=2.067.28-4.16+8.81-4.78=7.156.88-2.72+8.78+7.63=20.577.03-2.33=4.77.71-2.76-1.22=3.733.25-0.87-0.25=2.135.66+7.88+2.44+5.7=21.682.6+2.27+8.69+1.79=15.355.81-2.77-1.92=1.127.5+0.04=7.548.89-0.59-3.09-0.61=4.66.94-6.56=0.387.44-5.21-0.8+5.52=6.955.45-3.97=1.485.99+2.02-6.78=1.238.01-0.23-2.83+8.42=13.379.24+9.55-3.44-5.25=10.18.2-4.71-2.28=1.217.41+3.58+2.18+9.14=22.318.86+0.93+0.39=10.187.56-0.44-0.69-4.85=1.586.05+4.02=10.077.36+2.39=9.756.4+3.36+0.33-9.45=0.643.15+5.21-6.84+4.41=5.939.96+8.98=18.945.99-4.25+9.5=11.249.02-2.39-2.31-2.27=2.051.1+6.8-4.63-2.19=1.080.99+3.85+2.49+9.53=16.864.79+3.96=8.757.22+1.94-6.06=3.18.74-4.65+4.82=8.912.09+7.44+9.65=19.189.56-0.04-3.22-4.16=2.142.04+2.83=4.876.88+9.16=16.045.43-5.19+6.78+3.62=10.644.69+0.28=4.979.09-7.2-0.73=1.163.36+9.72-4.65-4.66=3.776.39-0.88-0.58=4.934.68+2.88=7.564.31-1-0.34=2.973.96+8.93-0.22-8.54=4.134.72+1.85+3.56=10.138.92+7.83-4.11+8.63=21.273.06+9.24-6.39-4.77=1.149.47-0.37-0.89-6.73=1.480.79+3.08+3.25=7.129.72-1.35+3.73-6.31=5.798.25-0.79-6.58+0.8=1.684.65-2.93-1.49+5.67=5.91.37-0.4+5.66=6.631.6+0.47+6.7=8.774.97+1.5+0.79+0.54=7.89.23-0.05-5.58-1.46=2.148.14-4.01=4.136.78-3.07=3.719.1-6.75=2.355.82+5.88+2.23-6.9=7.039.82-1.44-2.57=5.818.12+4.29-1.53+5.28=16.169.86-1.89+6.55+9=23.520.19+9.4-3.24=6.359.3+8.63+8.07+1.04=27.043.94+3.42+5-8.15=4.217.4-0.19+3.78-7.68=3.319.16+8.92-9.93-6.17=1.987.4+5.13+0.81+9.14=22.487.51-6.28=1.237.33+1.37+0.28-8.3=0.689.69-6.14+2.09-3.72=1.929.27-1.4+2.21=10.088.21-2.26-1.85-2.06=2.047.21-0.06-1.97-1.35=3.837.96-1.81-4.38-0.87=0.95.49+8.32-2.7=11.118.33-0.75-6.14=1.447.21-6.91+4.79-2=3.099.67-6.35+5.52=8.846.05+7.56-8.51=5.12.31+4.81-1.68-2.46=2.985.13+7.03+2.48=14.648.19+3.47-7.47-0.1=4.097.8-1.94+6.59-3.87=8.587.48-6.37=1.118.77+0.19-7.68=1.285.61-3.17-0.05+8.18=10.578.64-0.53-4.56-2.45=1.16.54+9.18-0.95=14.772.07-1.38+7.65+4.37=12.717.56+3.28+0.87=11.717.7+0.53-6.08=2.157.62-5.18-0.02+0.3=2.728.99+2.72-6.16+8.36=13.914.74+3.88=8.625.94+7.02+2.46=15.425.62-0.22+5.98-0.55=10.831.32+7.07-1.22-6.83=0.349.05+9.42-1.95=16.527.59-6.28+7.36-0.83=7.844.42+0.23+2.34+3.49=10.485.76+3.6+2.67+5.75=17.788.9-5.39+4.96-1.07=7.48.2+0.03+7.05-3.63=11.659.36+3.89=13.257.14-5.35-0.08=1.718.23-2.95+9.86+7.63=22.779.03+1.22-6.33=3.925.66+5.65-2.51=8.87.15-3.7+1.96=5.415.48+5.13+3.41+5.05=19.078.98+5.77-6.13=8.628.75+0.11-7.36+8.46=9.963.8+0.26+5.53=9.594.94-0.61=4.339.74-4.66-2.78=2.39.12-3.91+2.03-4.99=2.259.13-4.09-0.79=4.258.91-3.77+6.45=11.597.43-0.36-2.12-3.92=1.039.65-5.41+6.49+3.85=14.589.52-8.82+1.54=2.243.98-2.19+2.09+4.83=8.718.97-2.44-4.89-0.87=0.779.33-7.6+3.65=5.382.73-1.08-1.09=0.563.95+5.94+7.5-4.64=12.759.84-4.45+0.1+0.5=5.998.15+5.63+2.11+8.39=24.289.16-4.52=4.649.01+1.38=10.399.48-1.52-6.54+5.02=6.444.74+7.84-8.17=4.415.69-1.5-1.93-0.16=2.19.88-2.67-1.77=5.445+8.96-8.4+9.56=15.129.63-7.79+8.41=10.255.52-1.94-2.61+2.54=3.519.61+1.41-1.31+3.25=12.963.28+5.98-4.99+4.47=8.746.25+8.32+2.33-3.01=13.897.46-0.99-3.68-1.28=1.518.96-4.31-4.53=0.123.2+4.2=7.49.2-2.37-0.94=5.891.81+6.36+9.6-4.07=13.70.61+2.39=32.3-0.54+4.78-2.08=4.468.5-4.01-2+3.8=6.293.78-2.31+4.41+8.57=14.452.04+2.37+7.11-6.01=5.519.03-4.64+3.17=7.566.49-4.93+8.74=10.36.29-5.8+6.88+7.55=14.926.73+1.1+3.27=11.19.33+7.11+6.61=23.059.99-1.61+5.3-6.33=7.357.37-1.11-1.07-4.67=0.522.4+5.6-3.35=4.656.3+8.3=14.66.63-4.42-0.89=1.325.17+9.76-1.59-1.26=12.088.89-5.64-2.97+6.65=6.932.5+4.34+4.01+5.41=16.269.98-4.62-1.31-2.15=1.99.56-8.36+4.44+1.59=7.233.53+1.27=4.88.17+7.69-9.07+4.36=11.151.97+2.72=4.692.45+6.96=9.418.55+1.08+5.87-2.28=13.226.76+3.15+5.39-1.65=13.652.62-0.13+2.49-2.7=2.289.44-6.34+4.79+2.81=10.79.45+3.62=13.076.32-1.35-2.4=2.574.15-3.98+6.72-3.81=3.088.4+1.94-5.56=4.787.4-1.08-2.96=3.368.96-8.19=0.776.12+1.51+6.06-3.67=10.025.01+6.52+1.18-7.65=5.068.55+9.32-1.22=16.650.51+6.02-5.67=0.864.69+8.74-5.44-7.12=0.877.24+3.16+2.94=13.346.06-0.69=5.376.09-3.61-2.08=0.47.69+1.66-0.55-2.19=6.612.71+9.45-5.97-0.06=6.134.5-1.49=3.019.21-4.72-3.96=0.535.85+9.14+2.48=17.475.09+4.93-6.61=3.413.71-0.25-1.12+6.55=8.897.54-4.2+9.94-9.3=3.989.02-1.85-4.55+8.87=11.498.97-0.72+0.24=8.498.26-1.72+5.96=12.58.48-3.21-0.64-3.08=1.558.87+3.02=11.899.67-5.4+2.37+2.65=9.297.57-4.98-0.53=2.069.74+2.36-0.76=11.346.7+9.36-9.91=6.155.44+8.11+4.63-6.3=11.885.82+5.97-9.74+2.74=4.797.47-4.51+0.99+5.98=9.936.47+2.43+2.38=11.286.81+4-9.49-0.55=0.779.57+4.99-9.08+9.54=15.028.21-2.52=5.694.34-1.88-0.17=2.296.55+1.96=8.518.65-1.36+2.53+2.93=12.751.37+2.27+6.62+3.03=13.291.04+3.93+1.28=6.255.22+3.99-7.68=1.534.3-2.5+3.99+2.05=7.847.42+9.01-4.4=12.037.67+4.84-6.72=5.797.71-0.56+8.3-8.59=6.866.8+9.94-1.59=15.156.38-0.65=5.734.47-1.76=2.717.16+5.6-1.54-7.43=3.799.65-7.85+4.95=6.758.9+3.77-7.58-3.18=1.910.65+7.8+6.16=14.618.83-0.18-2.05+6.93=13.539.97-3.06-3.26+6.21=9.865.81+4.55-2.77-6.32=1.275.6+2.79-3.37=5.027.94+5.66=13.69.65-1.98-3.63-3.25=0.799.44+7.78-3.61=13.617.33+2.43=9.769.79-4.16+2.42-3.04=5.011.99+2.09+2.97+0.89=7.940.19+7.47+3.28+7.07=18.016.11-1.68=4.439.94+9.59-7.06-1.53=10.948.87-6.51-0.38+6.09=8.079.04+8.16-8.92+9.47=17.759.14+2.92-1.67+1.37=11.769.13-5.6+7.65-3