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7.7-2.39-0.87-1.64=5.04+0.6+3.63=8.42-4.2=3.63+9.08=9.76+2.25-2.34-1.69=8.51-3.21+2.44+3.85=7.54+3.07-8.17+4.59=6.08+3.59=2.14+4.3-1.87+5.88=3.83-0.07-0.59-0.72=8.57-3.34+2.47+5.94=5.27+1.79-1.86=9.81+9.1-4.45-1.86=1.51+6.76-6.82=1.11+3.91=5.45+6.49=8.18+4.99-3.78-7.7=6.16-2.49-0.56=8.57+1.33-6.23=0.34+8.2-7.85+8.64=7.86-1.66+8.56-4.65=2.82-2.5+9.71+5.38=7.95+6.42-3.59-6.61=6.49+2.71+6.76-4=9.53-0.05-2.9+1.6=7.71+6-6.73-4.3=4.42-0.53+8.7+7.12=0.88-0.54-0.14+1.39=9.44-5.3+6.69-0.72=3.05-0.84+2.86=9.52-0.29-5.76-0.53=6.21-5.71=7.43-2.73-0.34=7.66+4.45-3.43=8.83-0.19+7.15=8.96+6.45+8.71+5.13=5.42-2.34-2.75+0.66=1.05+8.34-6.32-1.85=2.35-0.1+8.53=5.64-5.04+6.04+3.47=8.44-5.43+7.99-6.69=9.1-2.1-5.85=0.84+2.15=9.83-2.36-3.62=8.4-0.88-2.12-1.1=8.17-2.14-2.91=9.69-2.48+8.33=6.02+8.17+9.73=1.48+1.69+0.21=7.36-0.86+5.72+5.28=0.32-0.17+9.79-0.89=9.47-2.08-2.56-1.71=0.24-0.13+9.85=2.61+3.93=6.34+1.88+4.73=7.91-2.69-1.47-1.3=0.76+8.55-1.32=9.9-5.22+9.68-6.56=7.08-2.78+7.04-1.91=6.13+0.12+0.93=2.52-2.08+1.51+7.15=5.23-2.42-0.13+2.18=7.15-4.58-2.4+8.86=2.99-1.58+6.01=9.37+0.26=9.92-1.26+9.53+6.62=8.11+5.62=8.54-7.52=9.61+3.17-3.54-3.65=6.39+9.62+5.53=1.55+2.76+4.56+2.81=5.12+7.48+6.92=9.12-2.8-2.18+3.23=9.91-4.49+1.32-1.47=6.89-1.69+8.39=9.8-2.24+6.01=4.62+9.5+3.97+2.86=4.52+1.99-2.35=8.03-1.59=3.78-0.63+7.74-9.17=4.58+9.63+4.84-6.55=7.44-3.46-1.01=8.08-5.33+5.61+1.27=8.75-2.61=4.97-1.66-0.1+5.52=8.28-8.18+3.66-1.44=3.12+6.99=8.63+5.64+6.46+8.07=4.33+0.65-3.17=9.13+8.08-0.71-1.04=9.01-0.63-2.84=7.06+3.39-5.3=9.09-4.36-3.24-0.88=0.74+9.79=6.56-3.85+6.1-3.42=5.57+5.85-2.91-5.07=9.98+0.17-1.55-8.34=9.8-1.69+6.9-7.75=1.85+7.55+7.31+1.98=1.74+0.73+4.7+5.41=2.36+9.69+2.45-8.4=6.32-0.3-4.22=7.09+2.5-4.18+8.99=2.13+9.13=6.35-3.25-0.78+4.01=6.97+6.51-4.13+8.78=4.8+5.56+2.93-7.73=8.42+0.53-7.22=5.83+0.31+1.05-3.27=7.37+1.56-6.78-0.79=1.08+3.45-4.01+2.46=6.17+2.85-4.52+5.05=7.97+6.76-6.11=6.57-1.89-1.95+8.58=8.02+9.89+5.91=9.68-0.07-2.92-1.13=7.18+1.55-4.92+6.35=3.89+2.43+7.01-3.4=8.8-4.97-2.17+6.07=3.76+6.13+7.48=9.06+3.18+9.02=8.66-8.48+4.02+1.79=0.58+5.43-5.53=9.27-1.13-1.37-5.63=7.94-0.57-5.04+1.11=8.1+7.45-3.02=6.84+9.76-5.02=8.85-2.15+5.02=4.48+8.99-9.2-2.98=4.18+5.68=8.24-2.72+9.44+7.8=1.6+7.17+0.04=0.95+8.84-9.37=3.07-0.11+0.78=7.47-6.71+2.45=4.58-2.02+9.04=9.02-4.38-3.84-0.6=9.8-1.05-6.83-0.17=7.51+9.71=7.18+9.09-2.1-3.29=8.1-3.92+1.81+7.72=6.02+7.74+7.75=5.73-3.03-1.64+7.32=9.39+9.12-1.28+1.03=7.13-1.05+9.67=9.03-5.75+6.14+2.9=8.53-2.78+2.99+1.11=4.46+8.89+2.1-4.76=9.48+7.84-1.34+9.49=9.7-0.97-2.64=1.35+1.47+2.42+5.23=6.58+1.94=1.83+3.15+5.07+4.64=6.23+8.35-8.96-1.49=5.71-5.4+3+2.41=2.6+2.57+8.46=5.76+7.3+9.47+4.26=0.81+9.94=6.67+0.28+9.41=3.36-1.43+4.67=8.73-2.48-1.74-3.64=7.43-1.44-0.56-3.37=2.25+8.29-9.73+9.02=9.05-1.37-2.34+5.04=9.12-0.96-6.9+7.23=6.44+9.93+7.35+4.39=0.61+2.97+6.76+3.54=6.65+1.94+0.27+9.48=9.13-4.6+7.22+1.67=3.52+5.86=8.18-2.88+2.11+0.86=7.34-0.2+1.75+5.07=7.54+5.16+1.14=7.64+4.39+1.49+8.51=5.01-3.51-0.1+5.23=7.97+4.53-8.87=5.25+0.61+5.72-4.2=2.34-1.45=4.57+7.72+0.93-0.48=0.74+9.05-1.19+5.36=8.32+3.54-8.65=6.49+8.41-2.21+2.41=0.6+5.77=8.54-2.51+7.86=9.93-3.41+1.85+6.82=9.7-4.99-2.15=5.79-0.4+2.56-6.65=9.68-4.89=9.15-3.41+8.49=9.82+4.21+9.79=6.73-1.93+2.96-6.05=2.97+6.91-4.6+9.76=4.84+4.54=4.24-2.03+2.85=3.63-0.34+3.56+6=2.45+1.47+4.28+3.91=0.94-0.21=8.47-4.08-0.86+8.86=8.13-5.06+4.76+3.05=0.41+1.26-1.46=7.98+1.61+7.54-2.39=5.2+7.53-3.43+3.81=5.19-3.72=7.07-1.72-2.67+7.66=7.03+9.95+6+3.53=6.97-1.37=7.83-2.47+3.56=7.3-3.25+4.11=2.44+1.65+4.02=7.78+7.7-3.64+2.62=6.88-0.25-6.14=4.45+3-3.17-0.19=8.56+2.65+5.92+9.73=8.86-6.99+6.25=7.44-1.43-2.85+1.41=6.53-3.68-0.53=8.18-5.64-0.63-1.8=0.86+4.7+2-4.98=6.4-2.78+4.69-1.81=5.7-2.94-1.25+9.7=1.81+0.79=8.89-5.81+4.3+9.54=7.95+5.22-0.76-0.89=3.09+0.57-0.35=1.25+5.29+7.19-3.94=7.48-1.39-2.35-3.3=3.17+7.96+2.26+9=2.07-0.02+9.5=4.12+7.16+6.79+1.81=3.01-2.18+4.83+6.88=6.79-2.25=7.44+4.78+3.56+1.69=8.98-0.77-5.22-2.66=6.03+2.99=4.39-0.88-0.24+1.83=4.85+1.3-4.76+6.81=9.23-8.53+6.44+5.06=2.19-0.07-1.55-0.24=4.51-0.63-2.39+9.05=5.82+8.54+1.35=8.18+7.92-0.78=6.8+2.34-7.48+7.18=6.32-2.76-0.29+2.28=8.27-2.09+8.08+6.48=4.89+3.35-2.1=8.13+4.65=1.68+5.26=8.72-5.45=3.48-2.5=8.97-3.44=6.26+3.51-5.7=8.01-7.02-0.34=2.36-1.2+6.31-6.75=2.27+9.32-8.56+5.16=9.96-3.96-0.22-3.69=3.25-0.85+8.33=9.42-1.36-7.01+9.63=0.19+3.29+6.87+4.97=9.85-6.14+8.22-7.98=9.43+1.49-7.41-1.98=8.46+4.91+2.83=1.23+2.85=9.21-0.16-2.88-2.5=5.12-2.11=7.72+9.75=9.5-9.17+8.61-0.22=2.63+5.38+9.12-8.28=9.33+9.39-6.45=7.12-1.11-3.78=5.12+7.61+5.62=9.44-3.17-1.95=9.21+4.1+0.89=6.8+0.86+3.82=9.6+4.71+6.39-8.55=7.88-4.33+1.83-3.74=7.82-0.32-4.88+1.6=7.63+7.72-5.73=5.63-5.4=1.93+3.58+4.34=8.19+9.33-8.08-9.18=8.78-0.6-1.1=2.88+6.83-2.76+8.5=8.26-0.63-0.7-1.92=6.19-3.21+8.91+4.72=5.06-3.19+9.61-6.06=9.84-3.68-1.95-0.37=2.45+2.93=9.26-7.06+9.08-0.18=5.36-3.96=5.73-0.9-0.48+3.94=4.34+7.93=8.39+1.84-8.38-1.24=2-1.46+5.14-4.81=8.11+3.01-8.23=9.16-5.81+3.89=6.78+4.86=6.14-4.06-0.11=9.2-7.4+2.19=5.64+1.38-2.13=3.37+2.05+6.54-9.22=0.18+8.23+8.79+6.87=6.62-0.76-0.96-2.62=9.64-4.39-0.37-4.73=5.39-0.88-0.19-2.13=9.83-2.29-2.07+6.05=4.9+1.32=4.75-2.57+2.25=9.36-2.45+9.33=0.56-0.14+9.06+3.38=5-0.57-3.54+6.05=4.34+9.9-0.89-6.63=7.99+8.05-8.01-2.83=5.08-1.87+7.13-5.06=4.24-0.65+1.55-4.53=5.52+9.28-4.03-0.8=9.55+5.5-8.32=8.07-3.96+7.68=0.46+8.82-4.05-2.42=6.69+5.59-3.84-2.19=9.11-2.96-0.78-4.03=0.76+0.72+9.95-7.99=9.97-5.35-2.12=7.26-6.38+7.54-1.22=4.84+7.77-9.86=9.88-2.59-5.95=4.82+3.96+8.43-5.73=8.48+4.23-3.55-1.7=6.46+9.95+8.48+1.56=7.81+9.8+8.19=2.23-0.27+6.34-5.76=5.84+2.65+6.35=9.16-2.63-3.82+2.73=7.65-1.67+9.71+6.87=5.07+7.19-2.52-6.41=9.17+5.81+5.43-8.69=3.77+8.37+8.13=4.14+2.5+7.34-3.39=4.39-3.54+3.06+7.4=6.64+0.67+9.45-5.51=9.02-2.7-1.45-4.42=4.37+0.83+1.49+5.82=9.45+8.99-7.39=6.09-0.4-1.69-2.27=3.29+3.9+4.6+4.04=1.58+6.79=9.59-8.11+0.17=9.32+7.03+3.06-5.25=5.13+8.74-4.03+6.18=5.95+5.82+8.36-0.34=6.2+9.83+3.45-5.53=5.86-4.21-0.2-1.03=0.14+3.97-1.05=9.73-0.77-3.71-1.66=8.43-3.92=5.4+6.75+2.1+4.75=9.95-4.74-3.75=3.42-2.22=8.97+8.37-6.07-3.13=8.37-0.73+0.05=5.75-3.2=0.49+3.78+8.03=8.56+7.42=3.53-1.64-0.18=9.94+1.22+5.44=8.59-1.99-2.01-1.56=1.31+6.14-3.16+8.35=3.1+5.78-8=8.29-1.16+0.03+0.68=9.59+3.83-2.69=4.17-2.43+3.8=7.33+5.93+1.31-1.76=8.18+7.07-4.68+4.71=4.18-3.4+4.27+1.86=6.9+8.65+4.63=9.57-4.41-1.78=7.77-1.86-0.58+4.87=2.58-1.69-0.15-0.63=7.87-6.47+5.28+0.28=6.43-0.85-2.55=7.92-2.21-4.4=8.67-3.56-0.86=1.22+2.42-3.18+8.8=5.95+8.78+3.82+0.99=7.42-2.04-5=6.51+2.42-6.45=9.49-4.09+8.56+5.98=4.55+9.88-1.85=6.04+5.98-2.63+6.16=9.64-0.84-4.79-1.75=3.33-0.03+3.12=6.83-2.96+4.57+0.96=9.99-2.21-2.81-1.77=7.94+5.15-1.37=5.57+0.41-5.55-0.29=9.92-8.93+8.95=7.59+1.47-7.62=4.21-0.26-1.82-0.36=8.24-7.17=5.75+5.41+5.74+9.4=1.83+3.75=0.42+3.09+2.11=5.8+5.97+1.55+0.77=2.89+8.23-0.44+6.38=9.35+1.06+0.03-2.24=0.23+7.94-3.98-2.57=2.19+0.75=8.51-2.8+3.89+5.06=7.67+9.93+2.87-5.99=6.3-0.67-1.05-1.04=0.89-0.43+3.66=6.62-5.89=6.36-2.81-0.22=7.02-0.96=4.19+6.19-7.17+8.08=5.93-1.04=8.04-0.77-4.54-1.49=6.1-5.1=2.95-2.44+9.36+8.97=6.01+7.7-5.98-7.35=4.92+8.1-8.17=4.68-0.69-3.1=1.82+9.45+0.69-3.11=5.09-2.72-0.34-1.84=0.54+8.22=3.26-1.03-0.47=7.42+3.44-4.12-2.39=9.42-5.67+2.63=3.01+5.4+4.9-7.23=2.16+0.35+1.18=3.97+3.19-4.34+5.53=0.17+4.48+4.4=8.62+0.86-2.49-3.26=7.19-2.32+4.94-6.12=1.44+5.4-3.37=8.24-4.09-1.95=7.94+8.75-3.22=9.77-7.83=8.21+4.34-8.98-1.05=7.45-0.66+4.18=4.03-0.78-1.42+8.82=4.29+5.25+6.38+7.97=7.01-6.75=3.54-0.21=6.61-4.09+1.77=1.61+9.13-8.82+6.74=8.9-3.1-2.89+1.62=8.44-8.03+6.18=1.92+6.4+8.36-1.12=7.58-5.2-1.58+2.54=5.4+8.17+7.32+8.14=5.97+8.12+4.15+3.67=0.66+4.98-1.09=9.53-4.86+5.99=8.37-0.32-2.86+4.85=5.92-2.32+5.76+6.67=9.57+7.12=9.32-3.29+8.92-3.99=7.43+1.45+8.63+2.39=2.87+4.22-6.56+5.69=9.21-4.57-4.01=7.12+5.11+4.52-6.41=5.92+5.57-4.72+5.64=9.85-0.22-2.37=8.7-0.44+7.91-1.98=9.79-8.13=2.46+0.06+5.98=9.78+9.35-4.2-5.02=9.71-8.53+0.56+6.77=6.05+5.6-4.62-3.66=7.13-4.56+8.79=7.95-4.7+7.54+2.17=0.85+5.75+1.42+2.27=5.41-1.92+3.75=5.54-4.37+4.33+6.73=0.46+8.23-7.12+8.01=6.96-1.06+4.58-3.9=8.86+8.69-2.31=7.45+1.4=6.58-0.1-2.18=8.97+9.1=7.85-1.93+5.81+6.89=3.76-1.61-0.34-0.44=4.16-0.41-2.39=8.31-0.62=6.25-2.48=9.56-4.23+9.62-4.36=2.7+8.93-2.85=6.83-5.65-0.88+2=9.15+7.16-2.53+4.81=7.73+1.56+3.04+8.36=7.74+0.57=9.49-0.86=4.28-1.17-2.02=9.1-2.36+7.7+6.23=9.4-0.47-4.01+1.82=9.28-3.76+8.47=6.26-0.8+4.54=3.37-0.09-1.55=0.13+5.95+4.87+2.17=3.25+9.15+5.89+0.66=0.45+7.1+9.94=7.82-3.05-3.13+6.61=7.39+4.12+9.79-6.2=5.83-0.35-3.81=4.25+8.2-8.15+3.78=9.22-1.1-1.02-2.01=8.03-0.8-4.17-0.99=6.47-0.21+0.49-5.72=9.92-4.56-3.72+6.94=1.43-0.1+6.64+7.63=2.77-0.77=4.71+3.23+0.81+1.48=2.41+7.15=8.08+7.94-7.51-6.8=1.49+8.83+9.94=9.28-7.59=4.52-2.45+9.25-2.8=4.84-1.49+6.18-1=9.35-8.95=0.28+0.04+4.98-3.85=9.65+8.71-0.65+3.49=9.62+4.93-5.78-3.82=3.22+6.71+3.37=5.86+8.86+3.97-4.75=2.07+5.83-7.52+6.6=2.03+0.44+2.37+3.37=0.24+6.08=4.66-1.8-1.38-1.22=6.01-2.23+9.78-4.04=6.65+7.66-7-1.94=5.18-0.16-4.09=7.13-1.36-3.59=6.73-6.45+3.41-1.01=5.46-5.29+9.32+8.48=3.84+5.69-4.44+1.77=3.14+3.27=8.03+5.88-8=7.62+4.01+1.12-9.3=4.17+1.97-0.64-4.35=7.92-0.11-7+5.8=4.27+8.21-5.48+7.93=2.18+2.98+3.63+1.2=3.54+9.69+7.12=9.93-5.56=5.91-3.6=5.24+2.41-4.9=8.55-2.6-4.2=5.53+4.55+1.52=7.38+9.93+0.24+1.39=3.19+9.64+4.98=4.73-1.06+5.77-3.16=9.8+4.39+0.19=2.5+8.5-9.3-0.09=8.38+4.82+2.6-0.69=5.73+7.96=1.81+6.07+5.38=2.06+4.19-2.29=9.66-0.08-7.94=8.39-2.02+0.64+8.46=8.37-4.75=9.65+7.74+7.76+7.64=9.19-1.67-3.64-1.16=6.98+2.84+3.05=6.48+5.78-4.27+2.45=9.7-0.67+5.46-2.11=2.16+3.76+0.52+4.53=6.18-0.6+7.83-4.92=2.26+1.72+9.49-8.75=8.54+3.54-4.3=7.11-6.78+5.38+3.01=6.15-2.95=5.69-2.98-1.94+4.02=7.4+6.44-4.53=9.71-1.93-5.24-1.81=8.77-1.89+2.67=9.26-0.98+9.54-9.03=6.36+3.92-2.32-4.77=8.52+4.97+9.86+4.26=7.13-4.18+6.59+3.96=0.63+7.38-0.53=6.25+1.9+1.96-2.67=9.05+8.6-5.65-3.84=7.32-1.57+4.38+2.15=8.05+7.05=9.59-7.15+5.63+8.9=5.77+5.98-0.99+4.55=9.31-5.79+7.78+9.68=4.57-2.49+6.06=7.17-0.14-0.62-6.2=9.87+4.4-0.53+6.75=7.97+6.48+7.59+1.28=9.3-3.63-1.11-1.05=7.4-0.6-3.6=2.94+6.56+0.72-3.1=5.83+5.9-2.08-2.88=2.77-2.42+2.83+5.47=0.58+7.98+1.75-8.71=6.8+1.23-3+3.08=3.96+9.45-1.02-7.99=8.88-7.97=3.21+8.92-7.22=5.35+6.57+8.1-0.68=0.34+7.32=7.12+0.38-0.18-0.67=2.22+6.06+9.22-6.53=2.88+7.99+5.01+8.11=9.45-3.75-3.71=4.14-2.18+0.11-1.42=6.34-4.19+4.18=9.41+0.5=5.96+7.58=9.57+6.25+3.03+6.52=3.59+7.89+3.29-6.13=6.34+4.47-7.12+9.7=4.38+6.19-7.44-0.2=3.16+9.14=7.07+8.63-4.89+0.19=5.53-2.3-1.2=8.69-2.72+9.79-9.07=8.94-1.71-2.41-1.53=9.14-6.38+3.68=9.75-5.88+4.82-6.47=6.48+7.58+0.19-5.29=9.47-7.25=4.26-1.18+6.76-0.75=2.08+0.84+7.55+1.57=7.76-1.79-3.75+6.91=6.23-0.42-2.24+9.27=7.25-1.58=4.16-0.17-2.76=9.03-0.77-0.46-5.68=9.74+9.88=9.01-5.81+2.49-5.13=6.96-0.03-5.16=8.24+1.06-2.59=8.17-3.12+5.77+4.24=9.33-5.61-1.91=5.54-2.73+8.08=9.98-2.73+7.13-2.35=6.55+4.29+8.03=7.95+9.28-8.7+9.92=8.34-0.8+7.1=6.89+4.24-6.15=5.36+0.21+0.52+5.48=9.64-0.19-0.68+9.89=9.06+6.25=4.21+6.26-1.63+3.28=9.21-4.23-2-2.64=6.78-3.14-1.55-1.25=4.63-0.25-2.39+3.06=6.04-5.6=8.74-4.04-1.09-1.98=9.64-5.62-3.26=8.56+9.89-8.93+6.08=6.57-4.48+4.72-1.28=9.15-1.58-6.12+9.32=6.69-1.97=8.44-1.64=6.18+2.69-5.23=3.29+5.66-3.82-1.79=1.82+8.59=8.99-2.99+2.02+8.61=1.71+6.81+9.64+4.48=8.57-0.73-1.36+6.06=7.82-0.86-2.01=9.9+7.94-2.2-8.58=5.38-0.33-3.01=9.44-0.2-2.33+2.26=1.93+4.36+2.02=8.45-4.59=6.08-4.94=9.9-2.73-1.97=6.32-1.69-3.8+5.59=6.19-5.81+9.93=9.77-1.02=7.58-0.84-2.21+9.46=3.78+8.26-8.25+9.48=5.45+2.87=5.49+7.46+1.8-7.47=8.11+8.14+1.39+9.42=5.22-0.81-4.18=8.2-1.27+9.89-3.45=6.61-6.1+2.7=3+1.44+3.01=0.46+7.25+1.63=8.29-4.52=7.89-3.86+6.83-0.31=7.85-2.13=8.61+6.55+4.07+6.63=4.13+4.78+7.24=9.95+9.98-6.22+1.9=8.81+5.73-3.22+1.53=7+7.35+1.44=2.29+7.55+0.99-3.47=9.34-4.05-0.25-1.31=9.15+5.22-1.67=7.92-2.22+6.66=4.51+5.14=3.29-0.4-1.2+6.75=4.57-0.13-3.46+4.45=8.61+3.84+4.08-8.92=4.41+9.86+9.66=6.66-0.31-2.72+1.01=3.57+3.09+4.53=1.83+4.73-1.93-3.33=9.48+4.25+3.62+4.34=6.84-1.06-4.66=4.83-2.04+4.98-3.13=4.19+9.49+4.7-4.31=1.36+0.02+9.91-3.12=7.25+6.16+7.02=4.99+3.73+0.63-5.06=5.13-2.26+7.18-0.16=6.36-2.01=8.59+6.54+8.76-6.51=7.93-4.67+2.61-2.57=9.73+7.86-3.83=6.03-5.45+8.3=5.72+9.7+7.01+3.04=6.76+8.13-0.64-2.42=8.23+7.87+1.18-4.46=6.64+7.3-9.51+9.82=9.57-3.01=4.04+9.31+8.42=9.83+9.19-7.41-2.44=6.23-3.44+4.14=6.82-2.26-2.12-1.9=2.48+8.13-1.7-8.27=3.54-0.49+7.87-7.63=6.85-0.99=9.02-7.95+7.23+0.85=5.12+2.34-6.79+2.6=0.65-0.25=9.84-4.45+2.59-4.79=6.99-2.97-1.54+9.97=9.16-3.37+9.14=6.42+2.92-1.71+9.55=2.41+3.27+5.19-0.66=6.95-1.94-2.28-0.36=8.33+3.18=0.11+4.74-2.97-0.23=4.65+3.5+9+2.18=7.89+7.95-8.51=8.96+4.45+0.92-1.69=2.74+7.47=0.66+5.35+6.67=7.31-0.81-2.91+3.7=0.45+7.17+3.15=7.12+3.05=5.45+2.56-0.7+5.57=3.58+3.68-3.93-1.4=8.99-4.9-1.87+5.77=9.68+4.54+8.3-0.64=6.33-0.54-1.44-2.03=7.22-6.33+4.53-2.69=7.94-2.95-4.48=参考答案7.7-2.39-0.87-1.64=2.85.04+0.6+3.63=9.278.42-4.2=4.223.63+9.08=12.719.76+2.25-2.34-1.69=7.988.51-3.21+2.44+3.85=11.597.54+3.07-8.17+4.59=7.036.08+3.59=9.672.14+4.3-1.87+5.88=10.453.83-0.07-0.59-0.72=2.458.57-3.34+2.47+5.94=13.645.27+1.79-1.86=5.29.81+9.1-4.45-1.86=12.61.51+6.76-6.82=1.451.11+3.91=5.025.45+6.49=11.948.18+4.99-3.78-7.7=1.696.16-2.49-0.56=3.118.57+1.33-6.23=3.670.34+8.2-7.85+8.64=9.337.86-1.66+8.56-4.65=10.112.82-2.5+9.71+5.38=15.417.95+6.42-3.59-6.61=4.176.49+2.71+6.76-4=11.969.53-0.05-2.9+1.6=8.187.71+6-6.73-4.3=2.684.42-0.53+8.7+7.12=19.710.88-0.54-0.14+1.39=1.599.44-5.3+6.69-0.72=10.113.05-0.84+2.86=5.079.52-0.29-5.76-0.53=2.946.21-5.71=0.57.43-2.73-0.34=4.367.66+4.45-3.43=8.688.83-0.19+7.15=15.798.96+6.45+8.71+5.13=29.255.42-2.34-2.75+0.66=0.991.05+8.34-6.32-1.85=1.222.35-0.1+8.53=10.785.64-5.04+6.04+3.47=10.118.44-5.43+7.99-6.69=4.319.1-2.1-5.85=1.150.84+2.15=2.999.83-2.36-3.62=3.858.4-0.88-2.12-1.1=4.38.17-2.14-2.91=3.129.69-2.48+8.33=15.546.02+8.17+9.73=23.921.48+1.69+0.21=3.387.36-0.86+5.72+5.28=17.50.32-0.17+9.79-0.89=9.059.47-2.08-2.56-1.71=3.120.24-0.13+9.85=9.962.61+3.93=6.546.34+1.88+4.73=12.957.91-2.69-1.47-1.3=2.450.76+8.55-1.32=7.999.9-5.22+9.68-6.56=7.87.08-2.78+7.04-1.91=9.436.13+0.12+0.93=7.182.52-2.08+1.51+7.15=9.15.23-2.42-0.13+2.18=4.867.15-4.58-2.4+8.86=9.032.99-1.58+6.01=7.429.37+0.26=9.639.92-1.26+9.53+6.62=24.818.11+5.62=13.738.54-7.52=1.029.61+3.17-3.54-3.65=5.596.39+9.62+5.53=21.541.55+2.76+4.56+2.81=11.685.12+7.48+6.92=19.529.12-2.8-2.18+3.23=7.379.91-4.49+1.32-1.47=5.276.89-1.69+8.39=13.599.8-2.24+6.01=13.574.62+9.5+3.97+2.86=20.954.52+1.99-2.35=4.168.03-1.59=6.443.78-0.63+7.74-9.17=1.724.58+9.63+4.84-6.55=12.57.44-3.46-1.01=2.978.08-5.33+5.61+1.27=9.638.75-2.61=6.144.97-1.66-0.1+5.52=8.738.28-8.18+3.66-1.44=2.323.12+6.99=10.118.63+5.64+6.46+8.07=28.84.33+0.65-3.17=1.819.13+8.08-0.71-1.04=15.469.01-0.63-2.84=5.547.06+3.39-5.3=5.159.09-4.36-3.24-0.88=0.610.74+9.79=10.536.56-3.85+6.1-3.42=5.395.57+5.85-2.91-5.07=3.449.98+0.17-1.55-8.34=0.269.8-1.69+6.9-7.75=7.261.85+7.55+7.31+1.98=18.691.74+0.73+4.7+5.41=12.582.36+9.69+2.45-8.4=6.16.32-0.3-4.22=1.87.09+2.5-4.18+8.99=14.42.13+9.13=11.266.35-3.25-0.78+4.01=6.336.97+6.51-4.13+8.78=18.134.8+5.56+2.93-7.73=5.568.42+0.53-7.22=1.735.83+0.31+1.05-3.27=3.927.37+1.56-6.78-0.79=1.361.08+3.45-4.01+2.46=2.986.17+2.85-4.52+5.05=9.557.97+6.76-6.11=8.626.57-1.89-1.95+8.58=11.318.02+9.89+5.91=23.829.68-0.07-2.92-1.13=5.567.18+1.55-4.92+6.35=10.163.89+2.43+7.01-3.4=9.938.8-4.97-2.17+6.07=7.733.76+6.13+7.48=17.379.06+3.18+9.02=21.268.66-8.48+4.02+1.79=5.990.58+5.43-5.53=0.489.27-1.13-1.37-5.63=1.147.94-0.57-5.04+1.11=3.448.1+7.45-3.02=12.536.84+9.76-5.02=11.588.85-2.15+5.02=11.724.48+8.99-9.2-2.98=1.294.18+5.68=9.868.24-2.72+9.44+7.8=22.761.6+7.17+0.04=8.810.95+8.84-9.37=0.423.07-0.11+0.78=3.747.47-6.71+2.45=3.214.58-2.02+9.04=11.69.02-4.38-3.84-0.6=0.29.8-1.05-6.83-0.17=1.757.51+9.71=17.227.18+9.09-2.1-3.29=10.888.1-3.92+1.81+7.72=13.716.02+7.74+7.75=21.515.73-3.03-1.64+7.32=8.389.39+9.12-1.28+1.03=18.267.13-1.05+9.67=15.759.03-5.75+6.14+2.9=12.328.53-2.78+2.99+1.11=9.854.46+8.89+2.1-4.76=10.699.48+7.84-1.34+9.49=25.479.7-0.97-2.64=6.091.35+1.47+2.42+5.23=10.476.58+1.94=8.521.83+3.15+5.07+4.64=14.696.23+8.35-8.96-1.49=4.135.71-5.4+3+2.41=5.722.6+2.57+8.46=13.635.76+7.3+9.47+4.26=26.790.81+9.94=10.756.67+0.28+9.41=16.363.36-1.43+4.67=6.68.73-2.48-1.74-3.64=0.877.43-1.44-0.56-3.37=2.062.25+8.29-9.73+9.02=9.839.05-1.37-2.34+5.04=10.389.12-0.96-6.9+7.23=8.496.44+9.93+7.35+4.39=28.110.61+2.97+6.76+3.54=13.886.65+1.94+0.27+9.48=18.349.13-4.6+7.22+1.67=13.423.52+5.86=9.388.18-2.88+2.11+0.86=8.277.34-0.2+1.75+5.07=13.967.54+5.16+1.14=13.847.64+4.39+1.49+8.51=22.035.01-3.51-0.1+5.23=6.637.97+4.53-8.87=3.635.25+0.61+5.72-4.2=7.382.34-1.45=0.894.57+7.72+0.93-0.48=12.740.74+9.05-1.19+5.36=13.968.32+3.54-8.65=3.216.49+8.41-2.21+2.41=15.10.6+5.77=6.378.54-2.51+7.86=13.899.93-3.41+1.85+6.82=15.199.7-4.99-2.15=2.565.79-0.4+2.56-6.65=1.39.68-4.89=4.799.15-3.41+8.49=14.239.82+4.21+9.79=23.826.73-1.93+2.96-6.05=1.712.97+6.91-4.6+9.76=15.044.84+4.54=9.384.24-2.03+2.85=5.063.63-0.34+3.56+6=12.852.45+1.47+4.28+3.91=12.110.94-0.21=0.738.47-4.08-0.86+8.86=12.398.13-5.06+4.76+3.05=10.880.41+1.26-1.46=0.217.98+1.61+7.54-2.39=14.745.2+7.53-3.43+3.81=13.115.19-3.72=1.477.07-1.72-2.67+7.66=10.347.03+9.95+6+3.53=26.516.97-1.37=5.67.83-2.47+3.56=8.927.3-3.25+4.11=8.162.44+1.65+4.02=8.117.78+7.7-3.64+2.62=14.466.88-0.25-6.14=0.494.45+3-3.17-0.19=4.098.56+2.65+5.92+9.73=26.868.86-6.99+6.25=8.127.44-1.43-2.85+1.41=4.576.53-3.68-0.53=2.328.18-5.64-0.63-1.8=0.110.86+4.7+2-4.98=2.586.4-2.78+4.69-1.81=6.55.7-2.94-1.25+9.7=11.211.81+0.79=2.68.89-5.81+4.3+9.54=16.927.95+5.22-0.76-0.89=11.523.09+0.57-0.35=3.311.25+5.29+7.19-3.94=9.797.48-1.39-2.35-3.3=0.443.17+7.96+2.26+9=22.392.07-0.02+9.5=11.554.12+7.16+6.79+1.81=19.883.01-2.18+4.83+6.88=12.546.79-2.25=4.547.44+4.78+3.56+1.69=17.478.98-0.77-5.22-2.66=0.336.03+2.99=9.024.39-0.88-0.24+1.83=5.14.85+1.3-4.76+6.81=8.29.23-8.53+6.44+5.06=12.22.19-0.07-1.55-0.24=0.334.51-0.63-2.39+9.05=10.545.82+8.54+1.35=15.718.18+7.92-0.78=15.326.8+2.34-7.48+7.18=8.846.32-2.76-0.29+2.28=5.558.27-2.09+8.08+6.48=20.744.89+3.35-2.1=6.148.13+4.65=12.781.68+5.26=6.948.72-5.45=3.273.48-2.5=0.988.97-3.44=5.536.26+3.51-5.7=4.078.01-7.02-0.34=0.652.36-1.2+6.31-6.75=0.722.27+9.32-8.56+5.16=8.199.96-3.96-0.22-3.69=2.093.25-0.85+8.33=10.739.42-1.36-7.01+9.63=10.680.19+3.29+6.87+4.97=15.329.85-6.14+8.22-7.98=3.959.43+1.49-7.41-1.98=1.538.46+4.91+2.83=16.21.23+2.85=4.089.21-0.16-2.88-2.5=3.675.12-2.11=3.017.72+9.75=17.479.5-9.17+8.61-0.22=8.722.63+5.38+9.12-8.28=8.859.33+9.39-6.45=12.277.12-1.11-3.78=2.235.12+7.61+5.62=18.359.44-3.17-1.95=4.329.21+4.1+0.89=14.26.8+0.86+3.82=11.489.6+4.71+6.39-8.55=12.157.88-4.33+1.83-3.74=1.647.82-0.32-4.88+1.6=4.227.63+7.72-5.73=9.625.63-5.4=0.231.93+3.58+4.34=9.858.19+9.33-8.08-9.18=0.268.78-0.6-1.1=7.082.88+6.83-2.76+8.5=15.458.26-0.63-0.7-1.92=5.016.19-3.21+8.91+4.72=16.615.06-3.19+9.61-6.06=5.429.84-3.68-1.95-0.37=3.842.45+2.93=5.389.26-7.06+9.08-0.18=11.15.36-3.96=1.45.73-0.9-0.48+3.94=8.294.34+7.93=12.278.39+1.84-8.38-1.24=0.612-1.46+5.14-4.81=0.878.11+3.01-8.23=2.899.16-5.81+3.89=7.246.78+4.86=11.646.14-4.06-0.11=1.979.2-7.4+2.19=3.995.64+1.38-2.13=4.893.37+2.05+6.54-9.22=2.740.18+8.23+8.79+6.87=24.076.62-0.76-0.96-2.62=2.289.64-4.39-0.37-4.73=0.155.39-0.88-0.19-2.13=2.199.83-2.29-2.07+6.05=11.524.9+1.32=6.224.75-2.57+2.25=4.439.36-2.45+9.33=16.240.56-0.14+9.06+3.38=12.865-0.57-3.54+6.05=6.944.34+9.9-0.89-6.63=6.727.99+8.05-8.01-2.83=5.25.08-1.87+7.13-5.06=5.284.24-0.65+1.55-4.53=0.615.52+9.28-4.03-0.8=9.979.55+5.5-8.32=6.738.07-3.96+7.68=11.790.46+8.82-4.05-2.42=2.816.69+5.59-3.84-2.19=6.259.11-2.96-0.78-4.03=1.340.76+0.72+9.95-7.99=3.449.97-5.35-2.12=2.57.26-6.38+7.54-1.22=7.24.84+7.77-9.86=2.759.88-2.59-5.95=1.344.82+3.96+8.43-5.73=11.488.48+4.23-3.55-1.7=7.466.46+9.95+8.48+1.56=26.457.81+9.8+8.19=25.82.23-0.27+6.34-5.76=2.545.84+2.65+6.35=14.849.16-2.63-3.82+2.73=5.447.65-1.67+9.71+6.87=22.565.07+7.19-2.52-6.41=3.339.17+5.81+5.43-8.69=11.723.77+8.37+8.13=20.274.14+2.5+7.34-3.39=10.594.39-3.54+3.06+7.4=11.316.64+0.67+9.45-5.51=11.259.02-2.7-1.45-4.42=0.454.37+0.83+1.49+5.82=12.519.45+8.99-7.39=11.056.09-0.4-1.69-2.27=1.733.29+3.9+4.6+4.04=15.831.58+6.79=8.379.59-8.11+0.17=1.659.32+7.03+3.06-5.25=14.165.13+8.74-4.03+6.18=16.025.95+5.82+8.36-0.34=19.796.2+9.83+3.45-5.53=13.955.86-4.21-0.2-1.03=0.420.14+3.97-1.05=3.069.73-0.77-3.71-1.66=3.598.43-3.92=4.515.4+6.75+2.1+4.75=199.95-4.74-3.75=1.463.42-2.22=1.28.97+8.37-6.07-3.13=8.148.37-0.73+0.05=7.695.75-3.2=2.550.49+3.78+8.03=12.38.56+7.42=15.983.53-1.64-0.18=1.719.94+1.22+5.44=16.68.59-1.99-2.01-1.56=3.031.31+6.14-3.16+8.35=12.643.1+5.78-8=0.888.29-1.16+0.03+0.68=7.849.59+3.83-2.69=10.734.17-2.43+3.8=5.547.33+5.93+1.31-1.76=12.818.18+7.07-4.68+4.71=15.284.18-3.4+4.27+1.86=6.916.9+8.65+4.63=20.189.57-4.41-1.78=3.387.77-1.86-0.58+4.87=10.22.58-1.69-0.15-0.63=0.117.87-6.47+5.28+0.28=6.966.43-0.85-2.55=3.037.92-2.21-4.4=1.318.67-3.56-0.86=4.251.22+2.42-3.18+8.8=9.265.95+8.78+3.82+0.99=19.547.42-2.04-5=0.386.51+2.42-6.45=2.489.49-4.09+8.56+5.98=19.944.55+9.88-1.85=12.586.04+5.98-2.63+6.16=15.559.64-0.84-4.79-1.75=2.263.33-0.03+3.12=6.426.83-2.96+4.57+0.96=9.49.99-2.21-2.81-1.77=3.27.94+5.15-1.37=11.725.57+0.41-5.55-0.29=0.149.92-8.93+8.95=9.947.59+1.47-7.62=1.444.21-0.26-1.82-0.36=1.778.24-7.17=1.075.75+5.41+5.74+9.4=26.31.83+3.75=5.580.42+3.09+2.11=5.625.8+5.97+1.55+0.77=14.092.89+8.23-0.44+6.38=17.069.35+1.06+0.03-2.24=8.20.23+7.94-3.98-2.57=1.622.19+0.75=2.948.51-2.8+3.89+5.06=14.667.67+9.93+2.87-5.99=14.486.3-0.67-1.05-1.04=3.540.89-0.43+3.66=4.126.62-5.89=0.736.36-2.81-0.22=3.337.02-0.96=6.064.19+6.19-7.17+8.08=11.295.93-1.04=4.898.04-0.77-4.54-1.49=1.246.1-5.1=12.95-2.44+9.36+8.97=18.846.01+7.7-5.98-7.35=0.384.92+8.1-8.17=4.854.68-0.69-3.1=0.891.82+9.45+0.69-3.11=8.855.09-2.72-0.34-1.84=0.190.54+8.22=8.763.26-1.03-0.47=1.767.42+3.44-4.12-2.39=4.359.42-5.67+2.63=6.383.01+5.4+4.9-7.23=6.082.16+0.35+1.18=3.693.97+3.19-4.34+5.53=8.350.17+4.48+4.4=9.058.62+0.86-2.49-3.26=3.737.19-2.32+4.94-6.12=3.691.44+5.4-3.37=3.478.24-4.09-1.95=2.27.94+8.75-3.22=13.479.77-7.83=1.948.21+4.34-8.98-1.05=2.527.45-0.66+4.18=10.974.03-0.78-1.42+8.82=10.654.29+5.25+6.38+7.97=23.897.01-6.75=0.263.54-0.21=3.336.61-4.09+1.77=4.291.61+9.13-8.82+6.74=8.668.9-3.1-2.89+1.62=4.538.44-8.03+6.18=6.591.92+6.4+8.36-1.12=15.567.58-5.2-1.58+2.54=3.345.4+8.17+7.32+8.14=29.035.97+8.12+4.15+3.67=21.910.66+4.98-1.09=4.559.53-4.86+5.99=10.668.37-0.32-2.86+4.85=10.045.92-2.32+5.76+6.67=16.039.57+7.12=16.699.32-3.29+8.92-3.99=10.967.43+1.45+8.63+2.39=19.92.87+4.22-6.56+5.69=6.229.21-4.57-4.01=0.637.12+5.11+4.52-6.41=10.345.92+5.57-4.72+5.64=12.419.85-0.22-2.37=7.268.7-0.44+7.91-1.98=14.199.79-8.13=1.662.46+0.06+5.98=8.59.78+9.35-4.2-5.02=9.919.71-8.53+0.56+6.77=8.516.05+5.6-4.62-3.66=3.377.13-4.56+8.79=11.367.95-4.7+7.54+2.17=12.960.85+5.75+1.42+2.27=10.295.41-1.92+3.75=7.245.54-4.37+4.33+6.73=12.230.46+8.23-7.12+8.01=9.586.96-1.06+4.58-3.9=6.588.86+8.69-2.31=15.247.45+1.4=8.856.58-0.1-2.18=4.38.97+9.1=18.077.85-1.93+5.81+6.89=18.623.76-1.61-0.34-0.44=1.374.16-0.41-2.39=1.368.31-0.62=7.696.25-2.48=3.779.56-4.23+9.62-4.36=10.592.7+8.93-2.85=8.786.83-5.65-0.88+2=2.39.15+7.16-2.53+4.81=18.597.73+1.56+3.04+8.36=20.697.74+0.57=8.319.49-0.86=8.634.28-1.17-2.02=1.099.1-2.36+7.7+6.23=20.679.4-0.47-4.01+1.82=6.749.28-3.76+8.47=13.996.26-0.8+4.54=103.37-0.09-1.55=1.730.13+5.95+4.87+2.17=13.123.25+9.15+5.89+0.66=18.950.45+7.1+9.94=17.497.82-3.05-3.13+6.61=8.257.39+4.12+9.79-6.2=15.15.83-0.35-3.81=1.674.25+8.2-8.15+3.78=8.089.22-1.1-1.02-2.01=5.098.03-0.8-4.17-0.99=2.076.47-0.21+0.49-5.72=1.039.92-4.56-3.72+6.94=8.581.43-0.1+6.64+7.63=15.62.77-0.77=24.71+3.23+0.81+1.48=10.232.41+7.15=9.568.08+7.94-7.51-6.8=1.711.49+8.83+9.94=20.269.28-7.59=1.694.52-2.45+9.25-2.8=8.524.84-1.49+6.18-1=8.539.35-8.95=0.40.28+0.04+4.98-3.85=1.459.65+8.71-0.65+3.49=21.29.62+4.93-5.78-3.82=4.953.22+6.71+3.37=13.35.86+8.86+3.97-4.75=13.942.07+5.83-7.52+6.6=6.982.03+0.44+2.37+3.37=8.210.24+6.08=6.324.66-1.8-1.38-1.22=0.266.01-2.23+9.78-4.04=9.526.65+7.66-7-1.94=5.375.18-0.16-4.09=0.937.13-1.36-3.59=2.186.73-6.45+3.41-1.01=2.685.46-5.29+9.32+8.48=17.973.84+5.69-4.44+1.77=6.863.14+3.27=6.418.03+5.88-8=5.917.62+4.01+1.12-9.3=3.454.17+1.97-0.64-4.35=1.157.92-0.11-7+5.8=6.614.27+8.21-5.48+7.93=14.932.18+2.98+3.63+1.2=9.993.54+9.69+7.12=20.359.93-5.56=4.375.91-3.6=2.315.24+2.41-4.9=2.758.55-2.6-4.2=1.755.53+4.55+1.52=11.67.38+9.93+0.24+1.39=18.943.19+9.64+4.98=17.814.73-1.06+5.77-3.16=6.289.8+4.39+0.19=14.382.5+8.5-9.3-0.09=1.618.38+4.82+2.6-0.69=15.115.73+7.96=13.691.81+6.07+5.38=13.262.06+4.19-2.29=3.969.66-0.08-7.94=1.648.39-2.02+0.64+8.46=15.478.37-4.75=3.629.65+7.74+7.76+7.64=32.799.19-1.67-3.64-1.16=2.726.98+2.84+3.05=12.876.48+5.78-4.27+2.45=10.449.7-0.67+5.46-2.11=12.382.16+3.76+0.52+4.53=10.976.18-0.6+7.83-4.92=8.492.26+1.72+9.49-8.75=4.728.54+3.54-4.3=7.787.11-6.78+5.38+3.01=8.726.15-2.95=3.25.69-2.98-1.94+4.02=4.797.4+6.44-4.53=9.319.71-1.93-5.24-1.81=0.738.77-1.89+2.67=9.559.26-0.98+9.54-9.03=8.796.36+3.92-2.32-4.77=3.198.52+4.97+9.86+4.26=27.617.13-4.18+6.59+3.96=13.50.63+7.38-0.53=7.486.25+1.9+1.96-2.67=7.449.05+8.6-5.65-3.84=8.167.32-1.57+4.38+2.15=12.288.05+7.05=15.19.59-7.15+5.63+8.9=16.975.77+5.98-0.99+4.55=15.319.31-5.79+7.78+9.68=20.984.57-2.49+6.06=8.147.17-0.14-0.62-6.2=0.219.87+4.4-0.53+6.75=20.497.97+6.48+7.59+1.28=23.329.3-3.63-1.11-1.05=3.517.4-0.6-3.6=3.22.94+6.56+0.72-3.1=7.125.83+5.9-2.08-2.88=6.772.77-2.42+2.83+5.47=8.650.58+7.98+1.75-8.71=1.66.8+1.23-3+3.08=8.113.96+9.45-1.02-7.99=4.48.88-7.97=0.913.21+8.92-7.22=4.915.35+6.57+8.1-0.68=19.340.34+7.32=7.667.12+0.38-0.18-0.67=6.652.22+6.06+9.22-6.53=10.972.88+7.99+5.01+8.11=23.999.45-3.75-3.71=1.994.14-2.18+0.11-1.42=0.656.34-4.19+4.18=6.339.41+0.5=9.915.96+7.58=13.549.57+6.25+3.03+6.52=25.373.59+7.89+3.29-6.13=8.646.34+4.47-7.12+9.7=13.394.38+6.19-7.44-0.2=2.933.16+9.14=12.37.07+8.63-4.89+0.19=115.53-2.3-1.2=2.038.69-2.72+9.79-9.07=6.698.94-1.71-2.41-1.53=3.299.14-6.