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7.49-1.99-2.74=5.66-2.01+6.95-8.49=6.16-4.52=4.97-1.03-2.42=4.01+8.56+3.01+0.39=2.19+9.16-8.35+4.89=5.36-3.16-1.43=3.41-0.29+1.3=4.74+1.05+1.76-2.99=7.45+6.06+0.95-2.73=1.06+1.89-1.5=1.53+4.28+6.38=9.95-2.67=9.55-7.43-0.23-1.27=3.55-0.56+5.53=0.03+7.71+2.32=4.16+9.51-1.04-8.32=6.74-1.2+8.39-9.96=1.7-0.35+5.38=6.01-0.14-0.34-4.66=8.17+4.96+6.06=3.23+5.92+7.77=8.01-0.91=8.29+1.4+3.99+2.89=2.07+9.9+6.57-0.09=8.16-6.5=6.9+2.03+2.77+6.26=3.36-1.58=7.47+8.26-8.64=5.08-3.53+6.36+0.89=8.42-8.24=3.08-1.19+4.4+1.07=1.44+4.47+8.05-8.65=6.35+4.96+0.38=7.22-6+9.02=6.47-4.11-1+1.12=8.6-2.25+5.87-1.53=4.68+7.36-9.76=7.51-0.75+9.44-9.68=9.23-8.22=8.76-4.44+2.37=8.45+5.54-4.91+3.61=5.68-5.27+3.9=0.71+0.39+7.89+8.52=0.59+6.35-1.73+4.12=8.95-2.41-4.53=4.38+3.82+8.89-6.78=8.97-1.51-5.89+3.52=3.18+3.97+3.63+2.84=3.26+3.76+6.23+9.53=8.35-1.61-1.81-4.33=3.76-3.4+5.44-0.27=7.24-1.99=3.48+8.6+9.64+6.75=3.52-0.69=2.65+0.04+0.02+7.87=3.22+6.91-4.79-2.54=9.33-2.57-0.85-2.1=6.78-2.53+1.67=0.81+8.68+7.95-3.02=6.62+0.7-0.82=3.25+6.32-1.51-0.07=6.15+9.82-4.29+1.63=4.49+3.87-5.77+3.7=9.19+0.75-8.04+6.36=8.26-0.52-5.62+0.69=8.6-6.94+0.15+4.36=7.07+6.44+9.95-3.91=4.02-1.54=0.97+7.72-2.69-0.6=3.7+5.43=8.61-1.12-7.38=0.51+5.67-1.79=5.3+0.63-2.64=4.09-3.27=7.17-4.12+3.42+6.31=4.33+4.32-0.44-5.27=3.94+0.38+4.77+1.95=5.84+5.4+6.7+6.84=8.79-4.61-3.16+3.89=7.86-1.87+2.31+1.67=7.01-3.91+4.2=6.71+6.24+1.3-4.15=9.33-4.02+8.08=5.71+6.28+3.68+4.43=9.25+9.3+5.34-5.75=9.89-5.61+3.84-5.79=8.2-5.62+8.11+9.72=9.41-8.41+5.91-0.16=6.45+3-0.11+7.09=6.51-1.94+3.65+9.38=6.67-3.12+5.38-3.43=7.36-0.13-3.75=2.39-1.62=5.13+2.16-2.83-0.83=4.55-3.42+7+9.61=7.32-1.96-3.78+5.49=6.76+6.87=3.91-1.77=7.9+7.44-7.84=9.98+5.84=5.42+4.61+1.44-3.78=6.41+7.7+7.45+0.23=9.77+4.18+0.75+1.68=7.46+5.58-4.16-6.21=7.05+7.99-3.43-4.96=5.7-0.72=5.51+5.54-5.99=9.82-3.71-2.03=7.58+5.82+3.33=7.9+4.1-0.61=8.39-3.68-4.06-0.36=1.26+8.67=5.37-0.36=4.62-0.81=9.66-0.89-3.55-1.88=3.19+0.34+1.77+9.16=2.7-0.37-2.14+3.65=9.3+4.24+3.09-1.79=6.06-4.56+5.84=7.33-0.29-1.11=9.21+6.12-2.41-7.5=4.37-3.87+8.05+3=7.29-6.33+0.07+0.87=7.48-2.67-0.99=8.51-2.89+6.3=2.58+7.42+0.59-7.57=8.65-0.24+4.03-1.8=5.37+2.2-1.15+5.09=8.79+2.15+2.8+3.52=9.54-1.56+8.49-1.44=9.26-3.76-0.3-1.11=6.31+4.87-8.03+1.39=6.77+3.61-6.64+5.81=6.86-4.3=7.59-0.71=2.26-1.57-0.3-0.25=1.18+9.41-7.05=7.04+6.96-7.99-1.77=5.98-3.41=7.65+7.97=5.56-0.72-1.44+9.52=7.71-1.11=0.73+6.7+5.91=8.14+5.67=7.44+8.95-3.77-4.82=8.57-0.2-3.55=1.46+6.73+3.79+7.34=2.78+9.11-6.9+3.82=8.53+9.81+7.29-5.42=3.03+3.81+2.85=3.79+5.01-0.07-4.53=5.66+3.59=4.36+1.38+0.92-5.5=6.02-4.74-0.08=1.72+0.69-1.52+5.53=6.4+7.71-5.21=8.77-0.38+5.53+6.24=9.67-3.27+2.12=5.81+7.48-6.84=7.12+7.86-4.05-2.22=9.62-0.96-1.41+9.08=1.22+4.3+6.01=1.65+3.59-4.77+6.97=7.22-0.37-0.68-5.43=6.39-3.15+8.46=8.05+1.86-9.67=2.58+2.47=9.31-0.42-6.6=7.71+9.6-8.22-6.85=1.28+8.18-8.31+5.21=3.35-1.11-1.72+2.49=5.57-0.58-1.69=0.53+4.66-1.4-1.94=9.52-0.16-4.26+2.9=6.99-5.45=8.59+2.26+7.93+4.43=9.56-2.06-0.55+2.85=8.59-5.92+5.89-7.88=8.94-3.91-3.65-1.12=9.15+0.03+7.58+1.22=9.16-0.92+1.66-2.57=5.63+5.23+0.75-3.29=8.18+6.88+8.6=9.89-1.9-0.79+6.63=6.26+4.42=8.98+4.06-0.14+9.6=4.15-3.33-0.45+3.84=5.94-0.06-3.1-2.13=5.34+1.01+3.42+5.88=1.3+5.29+3.75-2.69=5.02+3.44=2.57+8.86+2.26=9.05-5.7+8.74=0.55+6.32+6.03-9.86=8.96-2.49-6.35=9.52-3.5+2.69-3.91=3.21+4.58-7.18=6.97+6.39+5.39=7.99-0.32-0.08-6.64=6.8-5.69+2.27+6.09=6.26-1.45-0.38=5.98+6.41-8.38=5.99-0.03-4.53=1.55+9.05-7.38+3.08=9.81-7.57-0.43=7.29+2.81-3.35-0.58=7.99-0.88-3.82-2.16=9.16-2.54+2.33=7.23-3.63-1.79=2.77-2.56+8.11=5.6+8.27-5.71+6.56=4.44-0.28+2.05=8.43-7.44=9.47-5.89-2.16=5.92-2.85-2.21+7.02=9.93-2.96+4.58=3.7+5.4+6.8=9.35-1.53+0.63+3.72=2.53+5.31-6.76=9.69-8.48=9.79-8.67+9.24-0.83=8.59-4.93+4.4-6.62=6.77+7.39+7.57-3.13=9.81-0.52-4.33=8.29+7.44+0.1+4.26=9.8-0.06-3.2-0.88=9.78-1.34-7.74=8.68-4.05+8.05+7.16=0.95+3.1+4.83-1.36=8.75-0.66-3=6.99-4.03=8.34-6.19+8.52-3.56=8.53-2.12-4.76+9.25=8.34-2.18-2.59+5.74=4.35-3.74+9.18+5.73=9.89-1.47+0.42+5.84=7.73-0.52+1.38=2.94-0.38+4.07-1.24=2.98-0.41+4.66+4.65=8.78-6.92+6.46=1.29+0.44=5.96-1.06-2.4+3.04=0.91+6.62+0.42+3.47=9.15+2.14-3.94-4.73=9.97-2.97=8.03-2.17+0.57-1.76=8.67-6.49-1.8+5.9=7.77-2.89+8.09-9.22=2.31-0.76=9.78-8.25-0.31+9.82=9.47+9.68+2.56-6.13=9.03-3.22-0.87=0.96+3.41=8.74+5.91-4.23+0.93=0.92+9.06-9.42=7.58-3.23+5.94-9.14=7.65+9.37=5.64-2.04-1.01-1.06=7.5-5.1-1.92=8.24-3.19-0.21-3.43=7.84-1.41-1.77-3.57=5.19-4.25=4.59+2.24=2.69+4.34-4.6+9.69=0.84+5.43+9.41+4.59=5.67-2.95-0.53-0.02=5.51+3.84-0.59-1.68=9.67+8.47+8.31=5.8-4.98+8.69-3.93=7.44-0.63-1.63-0.21=9.88-6.85=5.71-4.51+6.57-2.57=8.31-2.59-0.29-1.03=4.68+3.7+5.63=7.57-1.98=7.52-0.48+9.78=3.09-1.57+7.9-1.09=1.95+8.64+5.78-3.53=1.77+8.9=8.55-4.2+8.69=7.98+4.34+9.91=8.08-3.95-2.46=8.28-3.65=1.1-0.28+0.69+1.44=3.43-2.57+1.03-1.69=8.82-7.21=8.67+7.93+2.49=3.2-2.53+1.47+3.96=5.53-0.87+1.73-4.1=7.89+8.74-8.8+1.02=9.31-7-2.16=6.86-2.76=1.51+4.56+3.11=4.62-3.5+5.31+3.34=9.37-7.14+3.28=7.51-3.58=9.68-4.05-2.35+3.26=3.78-0.5+2.66+3=9.54+8.07+3.89-9.34=8.87-2.77-2.1=7.75-0.89-1.83-2.78=8.58-1.52-5.49+3.98=3.11-1.24+6.38+0.28=4.53+3.83+4.78=6.68-4.52=9.88-4.47+9.33+3.57=2.85+6.35=4.5+1.62=5.8+7.01-7.71-2.41=9.2-6.25+0.07+3.56=8.39+5.64-1.94+0.9=0.15+6.52+2.12-1.02=5.99+5.16+7.25+4.68=4.74+2.91-1.26-4.47=7.65-3.55+9.81+9.62=4.71-2.24+6.45+9.47=9.35-0.16-4.5+2.53=4.74+9.02+5.06+2.58=9.97-0.48-3.55=3.51+4.74-5.96+5.55=8.24-2.42+0.83-2.52=9.07+0.29=5.44+7.58+3.82-4.19=8.39-1.71-1.86+5.11=8.08-3.02+7.97=1.28+3.58+6.16+6.99=3.8-0.8+5.98-3.87=1.8+6.95-5.27-0.25=7.78+0.66+9.72+4.47=4.8+3.8-5.57=2.33-1.81+2.98=7.03-1.9-1.54+9.1=9.07-0.93-0.61-0.97=8.95+2.79-4.15-2.23=7.06-5.85+8.09-0.28=6.99-5.35=4.53-0.97+1.75-1.1=9.41-0.91-5.77+7.14=4.29+6.11+7.46-5.85=0.59+3.5-0.04-0.33=7.86+7.27-5.04=9.94+9.78+1.21=6.57+8.79=1.77+4.91-0.46-1.28=9.77-7.87-0.92+6.27=6.76+5.7-4.98-4.93=6.97-5.09+2.84-3.53=9.43+2.49+2.25+6.91=7.79-0.55-5.62-1.05=9.51-0.97-4.41-2.67=7.64-3.94-2.54+7.77=4.93+6.19-0.77+6.13=9.45-1.16-8.09+0.36=4.02+7.83-5.97-0.22=8.38+7.14+9.72-7.08=5.32+5.31+7.64+5.08=8.15+8.18=6.58+3.16+8.69+6.98=0.69+9.31-1.2-6.43=1.92+3.33-4.03=1.13+3.91-2.61-1.38=9.34+8.37+2.05+2.45=7.53-2.16+1=6.88-4.87=1.98+6.77=3.33+8.41-7.35+2.45=8.33+7.36+0.79+1.81=5.65+5.17-5.12=9.74-3.35+9.82=7.92+6.69-2.83-4.04=9.68-2.88-5.38=2.93+6.93=8.61-5.55+5.19=1.98+6.66=1.83+6.15+6.54-5.95=6.69+9.65=6.21-1.51=7.42-3.54-1.82+0.21=5.18+9+0.9-5.5=4.58-1.45+5.27+0.93=4.81-0.18+2.55-1.41=0.93+6.43+0.62=7.94-6.62+6.74=0.52+5.71+0.02=6.47+7.16+6.43-4.12=1.99+9.69+9.22=8.84-1.47-6.82=9.6-6.71+2.9+2.22=6.04-1.37+4.2=7.56+4.17-3.55-6.8=7.91-1.15+0.91-2.36=3.95+5.62=4.25+3.56=1.75-1.2+0.73-1.18=8.34-0.44=2.29+6.69+0.47-7.4=2.26+6.56+8.66=6.81+8.51-9.3-5.23=3.52+7.95-2.68-5.02=2.85+3.12+3.78+0.79=2.35+9.04-1.31=9.77-0.39-3.39+8.76=2.91+3.71-2.75+2.16=9.43-1.84-1.28=0.21+7.76-3.14=6.41+0.54-0.05-2.09=3.5+3.96+7.6-0.43=5.87+0.39-1.42=6.78+8.5=6.6+6.5+3.62-4.8=0.3+7.17+3.42+6.69=1.6+9.79-6.85=7.44-6.07+2.29+5.49=7.27+4.47+7.82-1.26=7.87+0.17-5.22-1.31=7.91+1.08-6.21+8.36=8.21+5.93-9.13-2.74=5.82-1.28+6.46-5.68=0.75+8.79=9.9-7.08+8.81+9.98=9.83-4.51+8.83+5.87=6.18+1.49+6.56-8.53=3.12+5.51-5=0.75+4.28+2.5+1.98=2.62+7.36-4.47+8.16=3.61+2.47+6.97-9.07=6.64-2.5-0.03-0.85=7.06-3.01+7.21+1.46=0.05+7.55-3.43=4.49-0.8+3.46-6.38=9.63+9.09-0.47=9.49-5.53-0.52-0.57=5.83-4.14=9.33-0.34-0.59-3.16=7.53-4.53+8.13=1.81+7.45-5.61+6.58=5.48+6.92-4.57+0.82=6.6-0.76+0.96+8.69=7.07-1.63+0.31=9.89-8.69-1.03+7.45=9.34+0.78-9.65+1.65=7.44-0.15-1.55-5.62=8.12-3.21+6.88+1.78=5.87-0.32-0.68-3.42=8.64+3.02-3.15=7.2-3.53=2.62+1.8+7.61-1.12=7.98+3.66-2.29=1.86+5.03-6.57+9.53=8.49-3.05-3.13+3.76=8.02-0.78-2.82-2.24=9.82-2.94+4.38-3.08=7.07+8.76-5.25=8.18-3.64-1.1=4.81+9.92+8.68=3.41+1.23-0.4+3.12=6.34+1.69+3.81+5.39=7.99-0.87+0.43+3.39=7.13+6.37-1.45-6.94=8.31-7.59-0.05=9.28-5.14+0.97=5.55+5.52+4.94+3.62=6.09-4.03-1.01=9.63-2.55-2.63-0.07=7.7-4.72+3.37=8.77-4.89-3.57=5.56+7.8-2.72-2.55=4.28+5.05-2.43-0.19=7.3+2.36-3.88+0.8=0.25+7.06+0.75-1=8.26-5.65+0.84=8.9+7.16+8.19+1.42=4.64+2.02=9.8+5.51-5.39=7.01+7.67=7.37-3.27+6.15+5.98=9.36+4.08-0.63=8.39-0.54-4.41-0.99=9.43-3.71=8.92-5.55-0.58=9.4-7.4-0.51=7.95-0.84-0.25-4.02=1.8+8.31+8.26-8.08=1.29+7.09+0.59+3.09=3.13-0.82-0.93-0.83=6.51-1.64-3.08-0.19=7.85-7.21+9.25=1.48+9.51+5.32=6.78+7.93+5.69=8.36-3.1+3.24+4.77=6.45-1.92=2.43+0.81=7.2-3.42+4.92-5.71=5.75-2.1-0.74+3.6=5.66-2.64-2=1.51+9.34+0.89-5.4=4.48+7.09+7.89=4.14-1.55+6.67-7.42=5.32-2.89+9.51=7.28+8.02=8.32+1.55-5.42+0.14=9.66-6.25-2.3-0.4=7.3+5.83+2.02-5.24=0.18+3.11+7.07=0.76+9.45-2.47=6.02-3.17+0.53=9.15-1.95+6.43+1.56=6.17-1.14=9.4-0.19-3.15-0.67=9.35-2.86+5.54-8.03=8.57-0.1-1.34-2.03=4.06+5.28-0.85+2.21=3.04+0.51+5.19+4.74=5.41-4.29+8.16-5.88=8.26-2.91-4.88+0.83=7.03+6.62-2.56+2.79=9.27-0.78-7+6.33=7.75+7.47+2.06+2.31=9.87+4.55-1.55=6.37-3.46+1.78+3.51=2.74+6.3=3.98+7.49-9.5+5.38=7.82-1.58-1.09-3.59=7.02+9.6+0.63=3.77+3.14+6.16+0.74=5.4+5.44-7.57=7.49-7.22=7-1.65+0.66=9.8-2.91=8.15+6.78-2.46-2.65=6.13+1.95+2.57+3.67=2.78+5.92-1.22=8.58-0.99+5.81+1.3=7.34+7.46-2.88-5.94=6.27-5.11+2.75=4.32+6.43+8.11-7.96=9.92+8.07+3.51+3.34=7.09+5.87+6.62-4.25=6.35-0.93-1.44-1.82=7.3+2.64-3.6=9.21+0.67-0.47=6.26-2.4-1.27+2.25=4.11+8.1+6.07+2.63=9.4-6.66+8.73+2.85=5.06+4.8-4.1=2.54+3.04=4.34+5.35-2.16=3.48+8.98+8.33+7.67=9.8-2.31-6.59=8.65-0.76-0.82-1.92=2.61-0.82-1.65=5.97-3.42-1.35+7.98=3.44+1.64-2.82=8.85-1.27+0.59=0.19+5.72+2.68+9.64=5.72-5.38+0.55=5.35+8.47=7.86-2.24+3.25-1.43=0.43+8.92=8.96-1.03-5.34+5.52=6.02+9.09+2.26=2.37-1.75+6.64=7.66-1+4.78=8.54-5.15+5.79=7.07-1.05+2.85-8.59=9.04+7.89-0.3-6.89=5.1-2.71+8.8+1.76=8.68-0.18-1.71+4.74=5.6+0.63=3.1+5.38-5.74+1.27=7.47-0.43+1.75=9.03-5.08-0.03+9.2=9.21-2.97-2.42-1.19=5-4.09+0.97=3.82+9.88+2.87=7.24+9.88-7.76-5.41=3.01-0.57+0.61=2.63+8.81-6.49+5.46=5.6+6.13-6.36+1.69=5.78+9.32-3.36-5.47=3.75+7.67-2.5+9.43=1.76+7.35-5.47-0.61=7.59-0.03-3.05=5.46+6.83+0.48=6+7.95+5.03=9-6.47-1.27+3.46=3.06-2.65+6.11+9.76=6.71+3.7-1.95-4.98=6.51+9.13+0.82-0.7=2.2+3.89=8.25-6.1-0.39=9.06+6.61+7.25-4.93=9.45-5+3.43-4.34=8.78-4.04+1.02+0.25=7.76-6.15=5.94+8.43-5.72=8.03-0.87-4.73-0.16=5.05+5.4+6.17+2.48=9.46-4.73+9.71+4.83=1.45+6.07+8.57=7.07-2.31+4.7-1.62=9.21-9.09=8.32-3.28+9.96-3.27=5.92+2.87-1.57-7.08=4.42+0.87+4.83=2.35+7.34-7.4+0.3=3.07+0.2-1.48=9.31+0.21=8.4-2.47-2.67=3.59+2.8+4.19-2.93=3.61+5.12-4.09=1.19+9.93-8.81+5.81=0.75-0.1+4.75-1.74=3.73+8.99-4.08+5.09=5.31-4.96+4.38=5.57-2+9.25+8.7=9.12-7.3-0.43-0.57=9.87-5.43-2.31=7.51+5.42=8.96+3.19+6.45-9.48=1.73+3.21=5.12-0.74+4.96+6.97=6.14+1.63=6.11-1.66-0.73+2.61=6.54-1.63-2.05+4.32=3.28+3.78-2.95+5.27=8.23-7.86+3.01-2.17=1.4-1.14+4.89+2=8.64-1.7-0.97-2.15=9.02-6.52+8.64-8.34=5.82-4.73+4.7+9.79=8.87+3.92+5.49+5.81=9.96+4+7.69=9.44+6.66-4.44+7.47=5.65+0.39=0.29+8.13+8.41-6.12=5.58-0.72-1.33+2.57=5.33+0.57+5.75-8.56=4.75-0.05=9.17-1.45-3.96=5.98+7.14+6.34+5.22=6.29-3.93-1.39+8.3=3.5+4.19-0.91-3.4=4.63-3.25+5.65=5.45+5.95+9.84-5.72=8.55+9.22+5.11-1.54=8.98+1.59=6.58-0.34-0.82-1.37=0.37+5.77-4.74=2.93+5.81=7.21-2.74+4.95+7.53=5.86+5.62-2.74=6.71-5.02=9.97+1.69-4.7=0.83+2.12+2.92=9.6-2.76-2.32-2.64=8.65+3.2-3.91-5=7.55-0.04-0.16-1.54=3.39+5.96=5.88-1.56+9.8+6.23=9.41-4.17+0.48-3.27=4.33+3.83+1.57=6.43-3.78=9.42+5.94=3.75+4.53-5.24=5.19-0.46+0.75-0.7=5.6-0.69+1.72-1.02=9.65+1.01-3.16-3.93=9.72-0.07-2.94=8.81-2.67-0.63=4.79-3.87-0.54=8.86-0.39-0.52=6.62-1.12-1.58+0.33=1.28+8.05+6.19+4.34=5.91+9.07-2.03=3.91+3.59=3.05+0.39+5.48=1.42+7.91+9.57+9.36=9.86-3.93+5.06=9.58-1.12-2.36+5.94=9.17-8.19+8.9=7.08-3.04=0.18+0.77=9.88-3.81-2.45+9.56=1.35+1.9+6.58+5.82=2.37-0.4+3.12+6.96=5.68-3.73-1.4=8.8-5.53-0.04+1.94=8.81-1.09-1.46-2.63=0.2+4.71-3.46+1.38=7.81-2.32-1.15-1=1.58+3.98+9.15=5.92+8.34-2.03-6.23=7.12+8.03-8.68+7.61=1.63-0.82+8.5=9.44+9.31-1.12+7.85=3.45+5+3.17-3.37=6.65-2.4=7.73-4.02-2.31+9.24=6.75+9.88+3.98=1.47+4.64+8.94=7.33-4.62+4.9+7.66=7.21-4.15-2.48=4.91+8.96+4.9=8.36-1.84-2.04+4.74=0.96+5.68+5.03=4.18+7.76=9.89-3.6-3.43+6.54=7.68-3.3-3.93=6.85-1.15+3.57-7.45=6.09+4.16+6.19=6.08+6.68+2.43=3.28-0.67+8.28-0.74=1.12+4.12-4.14=1.99+0.23+8.75+8.63=4.78+9.61-8.63=5.59-3.92+5.3+4.22=8.4+9.47+9.63+5.84=9.78+9.34+5.61=7.22+3.58=6.67+6.87=9.19+4.21-1.04-9.32=3.11-2.82=7.76-0.52-0.56-3.31=3.77+2.09+3.7=9.93+1.47+2.93=4.37-0.02-3.15+0.81=0.74+4.29+0.15=5.53+2.94-2-0.97=8.77-1.4-6.97+3.91=4.07+6.81-4.7=8.85-1.17-1.29-2.86=5.95-2.83=7.17+3.15+3.42-5.02=0.54+5.72-5.37+7.58=8.72+9.56-6.26-4.59=6.48+4.65+6.74=4.42+0.14=9.96-3.82+9.2=9.2-0.47-0.04-2.54=0.18+3.96+3.03-6.72=9.93-3.71-0.92=5.36+7.02-0.28+9.17=0.82+2.6-2.79+3.06=7.51-2.05-3.67=4.46+9.47-7.33+7.86=9.51+7.82+9.37-3.31=6.47+7.25+6.01=5.5-4.05+7.35-3.81=9.73-4.54-1.4-3.61=4.14+7.52+7.33=9.05+6.26-8.2=9.3+1.58-3.5-2.21=5.8+8.1=9.05+2.09-8.78+7.35=参考答案7.49-1.99-2.74=2.765.66-2.01+6.95-8.49=2.116.16-4.52=1.644.97-1.03-2.42=1.524.01+8.56+3.01+0.39=15.972.19+9.16-8.35+4.89=7.895.36-3.16-1.43=0.773.41-0.29+1.3=4.424.74+1.05+1.76-2.99=4.567.45+6.06+0.95-2.73=11.731.06+1.89-1.5=1.451.53+4.28+6.38=12.199.95-2.67=7.289.55-7.43-0.23-1.27=0.623.55-0.56+5.53=8.520.03+7.71+2.32=10.064.16+9.51-1.04-8.32=4.316.74-1.2+8.39-9.96=3.971.7-0.35+5.38=6.736.01-0.14-0.34-4.66=0.878.17+4.96+6.06=19.193.23+5.92+7.77=16.928.01-0.91=7.18.29+1.4+3.99+2.89=16.572.07+9.9+6.57-0.09=18.458.16-6.5=1.666.9+2.03+2.77+6.26=17.963.36-1.58=1.787.47+8.26-8.64=7.095.08-3.53+6.36+0.89=8.88.42-8.24=0.183.08-1.19+4.4+1.07=7.361.44+4.47+8.05-8.65=5.316.35+4.96+0.38=11.697.22-6+9.02=10.246.47-4.11-1+1.12=2.488.6-2.25+5.87-1.53=10.694.68+7.36-9.76=2.287.51-0.75+9.44-9.68=6.529.23-8.22=1.018.76-4.44+2.37=6.698.45+5.54-4.91+3.61=12.695.68-5.27+3.9=4.310.71+0.39+7.89+8.52=17.510.59+6.35-1.73+4.12=9.338.95-2.41-4.53=2.014.38+3.82+8.89-6.78=10.318.97-1.51-5.89+3.52=5.093.18+3.97+3.63+2.84=13.623.26+3.76+6.23+9.53=22.788.35-1.61-1.81-4.33=0.63.76-3.4+5.44-0.27=5.537.24-1.99=5.253.48+8.6+9.64+6.75=28.473.52-0.69=2.832.65+0.04+0.02+7.87=10.583.22+6.91-4.79-2.54=2.89.33-2.57-0.85-2.1=3.816.78-2.53+1.67=5.920.81+8.68+7.95-3.02=14.426.62+0.7-0.82=6.53.25+6.32-1.51-0.07=7.996.15+9.82-4.29+1.63=13.314.49+3.87-5.77+3.7=6.299.19+0.75-8.04+6.36=8.268.26-0.52-5.62+0.69=2.818.6-6.94+0.15+4.36=6.177.07+6.44+9.95-3.91=19.554.02-1.54=2.480.97+7.72-2.69-0.6=5.43.7+5.43=9.138.61-1.12-7.38=0.110.51+5.67-1.79=4.395.3+0.63-2.64=3.294.09-3.27=0.827.17-4.12+3.42+6.31=12.784.33+4.32-0.44-5.27=2.943.94+0.38+4.77+1.95=11.045.84+5.4+6.7+6.84=24.788.79-4.61-3.16+3.89=4.917.86-1.87+2.31+1.67=9.977.01-3.91+4.2=7.36.71+6.24+1.3-4.15=10.19.33-4.02+8.08=13.395.71+6.28+3.68+4.43=20.19.25+9.3+5.34-5.75=18.149.89-5.61+3.84-5.79=2.338.2-5.62+8.11+9.72=20.419.41-8.41+5.91-0.16=6.756.45+3-0.11+7.09=16.436.51-1.94+3.65+9.38=17.66.67-3.12+5.38-3.43=5.57.36-0.13-3.75=3.482.39-1.62=0.775.13+2.16-2.83-0.83=3.634.55-3.42+7+9.61=17.747.32-1.96-3.78+5.49=7.076.76+6.87=13.633.91-1.77=2.147.9+7.44-7.84=7.59.98+5.84=15.825.42+4.61+1.44-3.78=7.696.41+7.7+7.45+0.23=21.799.77+4.18+0.75+1.68=16.387.46+5.58-4.16-6.21=2.677.05+7.99-3.43-4.96=6.655.7-0.72=4.985.51+5.54-5.99=5.069.82-3.71-2.03=4.087.58+5.82+3.33=16.737.9+4.1-0.61=11.398.39-3.68-4.06-0.36=0.291.26+8.67=9.935.37-0.36=5.014.62-0.81=3.819.66-0.89-3.55-1.88=3.343.19+0.34+1.77+9.16=14.462.7-0.37-2.14+3.65=3.849.3+4.24+3.09-1.79=14.846.06-4.56+5.84=7.347.33-0.29-1.11=5.939.21+6.12-2.41-7.5=5.424.37-3.87+8.05+3=11.557.29-6.33+0.07+0.87=1.97.48-2.67-0.99=3.828.51-2.89+6.3=11.922.58+7.42+0.59-7.57=3.028.65-0.24+4.03-1.8=10.645.37+2.2-1.15+5.09=11.518.79+2.15+2.8+3.52=17.269.54-1.56+8.49-1.44=15.039.26-3.76-0.3-1.11=4.096.31+4.87-8.03+1.39=4.546.77+3.61-6.64+5.81=9.556.86-4.3=2.567.59-0.71=6.882.26-1.57-0.3-0.25=0.141.18+9.41-7.05=3.547.04+6.96-7.99-1.77=4.245.98-3.41=2.577.65+7.97=15.625.56-0.72-1.44+9.52=12.927.71-1.11=6.60.73+6.7+5.91=13.348.14+5.67=13.817.44+8.95-3.77-4.82=7.88.57-0.2-3.55=4.821.46+6.73+3.79+7.34=19.322.78+9.11-6.9+3.82=8.818.53+9.81+7.29-5.42=20.213.03+3.81+2.85=9.693.79+5.01-0.07-4.53=4.25.66+3.59=9.254.36+1.38+0.92-5.5=1.166.02-4.74-0.08=1.21.72+0.69-1.52+5.53=6.426.4+7.71-5.21=8.98.77-0.38+5.53+6.24=20.169.67-3.27+2.12=8.525.81+7.48-6.84=6.457.12+7.86-4.05-2.22=8.719.62-0.96-1.41+9.08=16.331.22+4.3+6.01=11.531.65+3.59-4.77+6.97=7.447.22-0.37-0.68-5.43=0.746.39-3.15+8.46=11.78.05+1.86-9.67=0.242.58+2.47=5.059.31-0.42-6.6=2.297.71+9.6-8.22-6.85=2.241.28+8.18-8.31+5.21=6.363.35-1.11-1.72+2.49=3.015.57-0.58-1.69=3.30.53+4.66-1.4-1.94=1.859.52-0.16-4.26+2.9=86.99-5.45=1.548.59+2.26+7.93+4.43=23.219.56-2.06-0.55+2.85=9.88.59-5.92+5.89-7.88=0.688.94-3.91-3.65-1.12=0.269.15+0.03+7.58+1.22=17.989.16-0.92+1.66-2.57=7.335.63+5.23+0.75-3.29=8.328.18+6.88+8.6=23.669.89-1.9-0.79+6.63=13.836.26+4.42=10.688.98+4.06-0.14+9.6=22.54.15-3.33-0.45+3.84=4.215.94-0.06-3.1-2.13=0.655.34+1.01+3.42+5.88=15.651.3+5.29+3.75-2.69=7.655.02+3.44=8.462.57+8.86+2.26=13.699.05-5.7+8.74=12.090.55+6.32+6.03-9.86=3.048.96-2.49-6.35=0.129.52-3.5+2.69-3.91=4.83.21+4.58-7.18=0.616.97+6.39+5.39=18.757.99-0.32-0.08-6.64=0.956.8-5.69+2.27+6.09=9.476.26-1.45-0.38=4.435.98+6.41-8.38=4.015.99-0.03-4.53=1.431.55+9.05-7.38+3.08=6.39.81-7.57-0.43=1.817.29+2.81-3.35-0.58=6.177.99-0.88-3.82-2.16=1.139.16-2.54+2.33=8.957.23-3.63-1.79=1.812.77-2.56+8.11=8.325.6+8.27-5.71+6.56=14.724.44-0.28+2.05=6.218.43-7.44=0.999.47-5.89-2.16=1.425.92-2.85-2.21+7.02=7.889.93-2.96+4.58=11.553.7+5.4+6.8=15.99.35-1.53+0.63+3.72=12.172.53+5.31-6.76=1.089.69-8.48=1.219.79-8.67+9.24-0.83=9.538.59-4.93+4.4-6.62=1.446.77+7.39+7.57-3.13=18.69.81-0.52-4.33=4.968.29+7.44+0.1+4.26=20.099.8-0.06-3.2-0.88=5.669.78-1.34-7.74=0.78.68-4.05+8.05+7.16=19.840.95+3.1+4.83-1.36=7.528.75-0.66-3=5.096.99-4.03=2.968.34-6.19+8.52-3.56=7.118.53-2.12-4.76+9.25=10.98.34-2.18-2.59+5.74=9.314.35-3.74+9.18+5.73=15.529.89-1.47+0.42+5.84=14.687.73-0.52+1.38=8.592.94-0.38+4.07-1.24=5.392.98-0.41+4.66+4.65=11.888.78-6.92+6.46=8.321.29+0.44=1.735.96-1.06-2.4+3.04=5.540.91+6.62+0.42+3.47=11.429.15+2.14-3.94-4.73=2.629.97-2.97=78.03-2.17+0.57-1.76=4.678.67-6.49-1.8+5.9=6.287.77-2.89+8.09-9.22=3.752.31-0.76=1.559.78-8.25-0.31+9.82=11.049.47+9.68+2.56-6.13=15.589.03-3.22-0.87=4.940.96+3.41=4.378.74+5.91-4.23+0.93=11.350.92+9.06-9.42=0.567.58-3.23+5.94-9.14=1.157.65+9.37=17.025.64-2.04-1.01-1.06=1.537.5-5.1-1.92=0.488.24-3.19-0.21-3.43=1.417.84-1.41-1.77-3.57=1.095.19-4.25=0.944.59+2.24=6.832.69+4.34-4.6+9.69=12.120.84+5.43+9.41+4.59=20.275.67-2.95-0.53-0.02=2.175.51+3.84-0.59-1.68=7.089.67+8.47+8.31=26.455.8-4.98+8.69-3.93=5.587.44-0.63-1.63-0.21=4.979.88-6.85=3.035.71-4.51+6.57-2.57=5.28.31-2.59-0.29-1.03=4.44.68+3.7+5.63=14.017.57-1.98=5.597.52-0.48+9.78=16.823.09-1.57+7.9-1.09=8.331.95+8.64+5.78-3.53=12.841.77+8.9=10.678.55-4.2+8.69=13.047.98+4.34+9.91=22.238.08-3.95-2.46=1.678.28-3.65=4.631.1-0.28+0.69+1.44=2.953.43-2.57+1.03-1.69=0.28.82-7.21=1.618.67+7.93+2.49=19.093.2-2.53+1.47+3.96=6.15.53-0.87+1.73-4.1=2.297.89+8.74-8.8+1.02=8.859.31-7-2.16=0.156.86-2.76=4.11.51+4.56+3.11=9.184.62-3.5+5.31+3.34=9.779.37-7.14+3.28=5.517.51-3.58=3.939.68-4.05-2.35+3.26=6.543.78-0.5+2.66+3=8.949.54+8.07+3.89-9.34=12.168.87-2.77-2.1=47.75-0.89-1.83-2.78=2.258.58-1.52-5.49+3.98=5.553.11-1.24+6.38+0.28=8.534.53+3.83+4.78=13.146.68-4.52=2.169.88-4.47+9.33+3.57=18.312.85+6.35=9.24.5+1.62=6.125.8+7.01-7.71-2.41=2.699.2-6.25+0.07+3.56=6.588.39+5.64-1.94+0.9=12.990.15+6.52+2.12-1.02=7.775.99+5.16+7.25+4.68=23.084.74+2.91-1.26-4.47=1.927.65-3.55+9.81+9.62=23.534.71-2.24+6.45+9.47=18.399.35-0.16-4.5+2.53=7.224.74+9.02+5.06+2.58=21.49.97-0.48-3.55=5.943.51+4.74-5.96+5.55=7.848.24-2.42+0.83-2.52=4.139.07+0.29=9.365.44+7.58+3.82-4.19=12.658.39-1.71-1.86+5.11=9.938.08-3.02+7.97=13.031.28+3.58+6.16+6.99=18.013.8-0.8+5.98-3.87=5.111.8+6.95-5.27-0.25=3.237.78+0.66+9.72+4.47=22.634.8+3.8-5.57=3.032.33-1.81+2.98=3.57.03-1.9-1.54+9.1=12.699.07-0.93-0.61-0.97=6.568.95+2.79-4.15-2.23=5.367.06-5.85+8.09-0.28=9.026.99-5.35=1.644.53-0.97+1.75-1.1=4.219.41-0.91-5.77+7.14=9.874.29+6.11+7.46-5.85=12.010.59+3.5-0.04-0.33=3.727.86+7.27-5.04=10.099.94+9.78+1.21=20.936.57+8.79=15.361.77+4.91-0.46-1.28=4.949.77-7.87-0.92+6.27=7.256.76+5.7-4.98-4.93=2.556.97-5.09+2.84-3.53=1.199.43+2.49+2.25+6.91=21.087.79-0.55-5.62-1.05=0.579.51-0.97-4.41-2.67=1.467.64-3.94-2.54+7.77=8.934.93+6.19-0.77+6.13=16.489.45-1.16-8.09+0.36=0.564.02+7.83-5.97-0.22=5.668.38+7.14+9.72-7.08=18.165.32+5.31+7.64+5.08=23.358.15+8.18=16.336.58+3.16+8.69+6.98=25.410.69+9.31-1.2-6.43=2.371.92+3.33-4.03=1.221.13+3.91-2.61-1.38=1.059.34+8.37+2.05+2.45=22.217.53-2.16+1=6.376.88-4.87=2.011.98+6.77=8.753.33+8.41-7.35+2.45=6.848.33+7.36+0.79+1.81=18.295.65+5.17-5.12=5.79.74-3.35+9.82=16.217.92+6.69-2.83-4.04=7.749.68-2.88-5.38=1.422.93+6.93=9.868.61-5.55+5.19=8.251.98+6.66=8.641.83+6.15+6.54-5.95=8.576.69+9.65=16.346.21-1.51=4.77.42-3.54-1.82+0.21=2.275.18+9+0.9-5.5=9.584.58-1.45+5.27+0.93=9.334.81-0.18+2.55-1.41=5.770.93+6.43+0.62=7.987.94-6.62+6.74=8.060.52+5.71+0.02=6.256.47+7.16+6.43-4.12=15.941.99+9.69+9.22=20.98.84-1.47-6.82=0.559.6-6.71+2.9+2.22=8.016.04-1.37+4.2=8.877.56+4.17-3.55-6.8=1.387.91-1.15+0.91-2.36=5.313.95+5.62=9.574.25+3.56=7.811.75-1.2+0.73-1.18=0.18.34-0.44=7.92.29+6.69+0.47-7.4=2.052.26+6.56+8.66=17.486.81+8.51-9.3-5.23=0.793.52+7.95-2.68-5.02=3.772.85+3.12+3.78+0.79=10.542.35+9.04-1.31=10.089.77-0.39-3.39+8.76=14.752.91+3.71-2.75+2.16=6.039.43-1.84-1.28=6.310.21+7.76-3.14=4.836.41+0.54-0.05-2.09=4.813.5+3.96+7.6-0.43=14.635.87+0.39-1.42=4.846.78+8.5=15.286.6+6.5+3.62-4.8=11.920.3+7.17+3.42+6.69=17.581.6+9.79-6.85=4.547.44-6.07+2.29+5.49=9.157.27+4.47+7.82-1.26=18.37.87+0.17-5.22-1.31=1.517.91+1.08-6.21+8.36=11.148.21+5.93-9.13-2.74=2.275.82-1.28+6.46-5.68=5.320.75+8.79=9.549.9-7.08+8.81+9.98=21.619.83-4.51+8.83+5.87=20.026.18+1.49+6.56-8.53=5.73.12+5.51-5=3.630.75+4.28+2.5+1.98=9.512.62+7.36-4.47+8.16=13.673.61+2.47+6.97-9.07=3.986.64-2.5-0.03-0.85=3.267.06-3.01+7.21+1.46=12.720.05+7.55-3.43=4.174.49-0.8+3.46-6.38=0.779.63+9.09-0.47=18.259.49-5.53-0.52-0.57=2.875.83-4.14=1.699.33-0.34-0.59-3.16=5.247.53-4.53+8.13=11.131.81+7.45-5.61+6.58=10.235.48+6.92-4.57+0.82=8.656.6-0.76+0.96+8.69=15.497.07-1.63+0.31=5.759.89-8.69-1.03+7.45=7.629.34+0.78-9.65+1.65=2.127.44-0.15-1.55-5.62=0.128.12-3.21+6.88+1.78=13.575.87-0.32-0.68-3.42=1.458.64+3.02-3.15=8.517.2-3.53=3.672.62+1.8+7.61-1.12=10.917.98+3.66-2.29=9.351.86+5.03-6.57+9.53=9.858.49-3.05-3.13+3.76=6.078.02-0.78-2.82-2.24=2.189.82-2.94+4.38-3.08=8.187.07+8.76-5.25=10.588.18-3.64-1.1=3.444.81+9.92+8.68=23.413.41+1.23-0.4+3.12=7.366.34+1.69+3.81+5.39=17.237.99-0.87+0.43+3.39=10.947.13+6.37-1.45-6.94=5.118.31-7.59-0.05=0.679.28-5.14+0.97=5.115.55+5.52+4.94+3.62=19.636.09-4.03-1.01=1.059.63-2.55-2.63-0.07=4.387.7-4.72+3.37=6.358.77-4.89-3.57=0.315.56+7.8-2.72-2.55=8.094.28+5.05-2.43-0.19=6.717.3+2.36-3.88+0.8=6.580.25+7.06+0.75-1=7.068.26-5.65+0.84=3.458.9+7.16+8.19+1.42=25.674.64+2.02=6.669.8+5.51-5.39=9.927.01+7.67=14.687.37-3.27+6.15+5.98=16.239.36+4.08-0.63=12.818.39-0.54-4.41-0.99=2.459.43-3.71=5.728.92-5.55-0.58=2.799.4-7.4-0.51=1.497.95-0.84-0.25-4.02=2.841.8+8.31+8.26-8.08=10.291.29+7.09+0.59+3.09=12.063.13-0.82-0.93-0.83=0.556.51-1.64-3.08-0.19=1.67.85-7.21+9.25=9.891.48+9.51+5.32=16.316.78+7.93+5.69=20.48.36-3.1+3.24+4.77=13.276.45-1.92=4.532.43+0.81=3.247.2-3.42+4.92-5.71=2.995.75-2.1-0.74+3.6=6.515.66-2.64-2=1.021.51+9.34+0.89-5.4=6.344.48+7.09+7.89=19.464.14-1.55+6.67-7.42=1.845.32-2.89+9.51=11.947.28+8.02=15.38.32+1.55-5.42+0.14=4.599.66-6.25-2.3-0.4=0.717.3+5.83+2.02-5.24=9.910.18+3.11+7.07=10.360.76+9.45-2.47=7.746.02-3.17+0.53=3.389.15-1.95+6.43+1.56=15.196.17-1.14=5.039.4-0.19-3.15-0.67=5.399.35-2.86+5.54-8.03=48.57-0.1-1.34-2.03=5.14.06+5.28-0.85+2.21=10.73.04+0.51+5.19+4.74=13.485.41-4.29+8.16-5.88=3.48.26-2.91-4.88+0.83=1.37.03+6.62-2.56+2.79=13.889.27-0.78-7+6.33=7.827.75+7.47+2.06+2.31=19.599.87+4.55-1.55=12.876.37-3.46+1.78+3.51=8.22.74+6.3=9.043.98+7.49-9.5+5.38=7.357.82-1.58-1.09-3.59=1.567.02+9.6+0.63=17.253.77+3.14+6.16+0.74=13.815.4+5.44-7.57=3.277.49-7.22=0.277-1.65+0.66=6.019.8-2.91=6.898.15+6.78-2.46-2.65=9.826.13+1.95+2.57+3.67=14.322.78+5.92-1.22=7.488.58-0.99+5.81+1.3=14.77.34+7.46-2.88-5.94=5.986.27-5.11+2.75=3.914.32+6.43+8.11-7.96=10.99.92+8.07+3.51+3.34=24.847.09+5.87+6.62-4.25=15.336.35-0.93-1.44-1.82=2.167.3+2.64-3.6=6.349.21+0.67-0.47=9.416.26-2.4-1.27+2.25=4.844.11+8.1+6.07+2.63=20.919.4-6.66+8.73+2.85=14.325.06+4.8-4.1=5.762.54+3.04=5.584.34+5.35-2.16=7.533.48+8.98+8.33+7.67=28.469.8-2.31-6.59=0.98.65-0.76-0.82-1.92=5.152.61-0.82-1.65=0.145.97-3.42-1.35+7.98=9.183.44+1.64-2.82=2.268.85-1.27+0.59=8.170.19+5.72+2.68+9.64=18.235.72-5.38+0.55=0.895.35+8.47=13.827.86-2.24+3.25-1.43=7.440.43+8.92=9.358.96-1.03-5.34+5.52=8.116.02+9.09+2.26=17.372.37-1.75+6.64=7.267.66-1+4.78=11.448.54-5.15+5.79=9.187.07-1.05+2.85-8.59=0.289.04+7.89-0.3-6.89=9.745.1-2.71+8.8+1.76=12.958.68-0.18-1.71+4.74=11.535.6+0.63=6.233.1+5.38-5.74+1.27=4.017.47-0.43+1.75=8.799.03-5.08-0.03+9.2=13.129.21-2.97-2.42-1.19=2.635-4.09+0.97=1.883.82+9.88+2.87=16.577.24+9.88-7.76-5.41=3.953.01-0.57+0.61=3.052.63+8.81-6.49+5.46=10.415.6+6.13-6.36+1.69=7.065.78+9.32-3.36-5.47=6.273.75+7.67-2.5+9.43=18.351.76+7.35-5.47-0.61=3.037.59-0.03-3.05=4.515.46+6.83+0.48=12.776+7.95+5.03=18.989-6.47-1.27+3.46=4.723.06-2.65+6.11+9.76=16.286.71+3.7-1.95-4.98=3.486.51+9.13+0.82-0.7=15.762.2+3.89=6.098.25-6.1-0.39=1.769.06+6.61+7.25-4.93=17.999.45-5+3.43-4.34=3.548.78-4.04+1.02+0.25=6.017.76-6.15=1.615.94+8.43-5.72=8.658.03-0.87-4.73-0.16=2.275.05+5.4+6.17+2.48=19.19.46-4.73+9.71+4.83=19.271.45+6.07+8.57=16.097.07-2.31+4.7-1.62=7.849.21-9.09=0.128.32-3.28+9.96-3.27=11.735.92+2.87-1.57-7.08=0.144.42+0.87+4.83=10.122.35+7.34-7.4+0.3=2.593.07+0.2-1.48=1.799.31+0.21=9.528.4-2.47-2.67=3.263.59+2.8+4.19-2.93=7.653.61+5.12-4.09=4.641.19+9.93-8.81+5.81=8.120.75-0.1+4.75-1.74=3.663.73+8.99-4.08+5.09=13.735.31-4.96+4.38=4.735.57-2+9.25+8.7=21.529.12-7.3-0.43-0.57=0.829.