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7.61-4.35-1.49+1.66=9.54-5.34+6.33-8.81=8.03-5.5-1.88-0.31=3.68-2.53+8.64-7.82=4.17+8.66+2.41+5.75=6.55-3.8+3.85+7.14=8.79-0.57-6.96-0.45=8.35+3.38-1.78-8.8=8.93-0.39-1.18=6.09-2.59-3.09+9.53=8.22-7.72=9.72+5.58-2.53=9.02+8.92+4.9-9.64=2.64+8.1-8.84+1.22=3.38-1.75-1.37=6.73-2.11-2.51+5.02=0.02+7.19+5.59=9.43-0.32-3.21-2.41=0.94+6.48-7.17+4.25=7.23-1.58+4.6-7.03=2.33+4.48-6.39+4.28=5.93+3.86-3.43-1.4=5.41+8.01=8.77+3.14-8+6.78=8.66+4.73-2.43=5.64-0.06+7.5+3.18=5.67-3.66-0.44=5.51+2.17+7=1.22+4.8=5.23-0.62+5.12=5.65-1.87+4.39-3.43=2.8+8.38-8.96+7.45=9.94-8.5=6.29+0.72=0.26+5.27+4.42+2.67=2.01+4.15+2.53-0.51=7.85-2.76-0.25-4.06=8.16+6.75-9.09=0.9-0.07+4.76+2.68=6.02+4.96+9.26-3.21=9.32-1.02-2.61-2.43=7.25-2.86-1.27-0.46=7.23-3.49-2.63+8.72=9.17-1.23-1.76+3.55=1.43+8.8+4.55+4.87=3.89+8.2-8.64=5.63+4.78-9.92=6.46+3.12-0.98=0.27+9.84-6.39+6.05=6.27+1.93+2.11+5.3=9.49+9.1+5.8+5.69=7.17-0.21-4.4+6.53=7.88+6.23=5.29-0.97-0.07-2.38=4.66+3.12+3.48+9.57=9.28-4.4=9.22+5.78+4.06=9.49-5.39-1.01-1.58=5.78-4.79+5.87-4.02=9.54-2.79+1.11=6.89+6.12-0.85-8.14=9.35+6.74=9.09+0.06=7.42-6.41-0.23=6.46+3.02=6.54+4.2+4.13-4.38=5.46-2.86-2.13-0.19=5.5-2+8.98-6.64=4.42-0.51+5.37=3.09-0.97+9.7-4.65=5.21+4.72-6.93=6.98-2.55=9.64-0.51-3.01+3.82=4.48+7.93-5.82+1.97=9.46-6.14+6.66-6.91=7.01+6.66-8.96+6.92=6.14-2.82+7.15-6.24=8.99-3.67-3.44-1.49=4.98-2.13=8.85+4.34-5.07+6.75=6.03-1.51+6.78-8.47=7.33+7.54-3.49=7+5.92=8.25-6.89+3.13=0.88+5.08=9.52-0.27-4.23-1.35=5.77+2.36-7.73=6.74+4.85-8.71=9.11-1.86-6.14-0.77=6.29-1.65-1.46=8.9-6.99+6.36-0.77=9.62-4.28-5.17=8.26-2.87+2.47+1.21=5.49+5.24-0.47-4.08=8.32+4.53+0.48=2.3-1.61+3.21=3.57+2.88+8.3=6.09-0.92=6.38+3.59-5.39-1.44=7.89-1.44-0.73-2.93=9.4-3.76+4.61+1.51=5.5-2.11-1.86-0.04=7.72-5.43-0.3+5.18=5.04-0.57+2.56+1.22=5.25+9.62-5.24-1.27=3.09+6.67-0.76+2.35=9.55+4.39+4.13=9.34-4.76-3.5+5.74=3.72+7.93-8.15+7.86=8.37+0.05-1.57-3.73=7.76+6.24=6.61+3.93-6.67=3.89-3-0.11-0.3=4.14+6.08+0.92=4.54+1.43-5.8+0.94=7.79-1.59-4.86=7.45-5.74-0.44=1.71+5.45-0.68-0.72=9.75-2.33-5.09-1.6=3.8+6.81+4.3+7.52=4.53-1.57+6.39+7.83=8.22-1.64+4.39+5.59=4.18+9.78-2.39-0.26=7.77-1.14-6.44+6.29=9.75-8.74=6.91-1.38-0.99-2.9=8.37-6.1-0.87-0.49=5.92+9.14=8.05-0.55-3.74+4.54=7.31-3.59=8.57-6.29+5.8-5.23=5.47+3.49-5.22-3.32=5.16+9.62-3.48-6.36=9.33-4.6+7.58+2.74=9.27-0.44-2.81-4.19=8.38-6.56=7.93-6.36+3.85-3.48=8.15+0.47+2.6-8.06=6.39-0.36+9.43+0.9=9.67-3.88-3.3=8.1-0.07-7.5=2.75+6.16-0.42-4.29=7.75-0.41-0.92=9.55-0.08-0.93=7.01+0.23=5.52+4.43-0.53=8.51-1.45+6.17=9.72-9.35=7.03-0.79-0.4-0.55=6.24-4.71-1.41+3.25=1.03+7.81+2.44+2.4=6.28-2.25=9.39-3.49=7.28-2.6-4.4+2.3=4.97+2.78+3.2-6.19=8.68-4.29-1.16=4.5+3.21+4.27=2.95-0.7=6.64-0.4-1.62-3.36=4.42+3.53+9.53-2.35=1.69+8.37=1.22+1.26=5.24+4.2-5.52=7.24-1.89-3.72-0.34=7.01-3.81+6.96+1.07=8.59-6.07-0.96+2.44=9.62-0.83-2.54+2.76=8.81+6.82-9.23+4.68=1.62+5.67+1.66-4.59=3.43-1.4+9.7+4.86=8.72-1.5-1.17-5.91=8.37-5.31-0.34-1.33=1.22+9.38-0.49+4.14=4.81+3.8-6.29=9.64-5.92+1.48+2.03=6.59-4.86+1.72=7.93-0.22-2.03=3.45-1.28+4.79-3.33=7.84-6.23+2=9.58-2.79+8.33+9.65=9.09-3.86+8.41-7.73=0.98+2.98-1.61+0.29=5.32+5.25=6.25+9.89-5.7+3.09=6.96-0.17-5.18+8.03=9.07+1.29+5.31=1.32+9.64-9.61+9.63=7.14+6.85-8.93-1.38=4.39-0.14+1.67=0.28+4.34=7.75-1.43-3.14-0.76=2.81+8.29=8.01+7.85+1.52=9.47-3.59-2.09=8.1+0.11+0.14+4.82=7.22+1.64-1.25-3.5=3.02-1.51+6.49=5.22-2.43+0.37-1.29=9.83-9.7+8.85+7.63=9.9-3.69+7.81-6.91=7.14-0.49+1.24-2.9=6.56+0.68+5.98=0.6+6.73+1.61+2.91=3.85-0.09-3.01=9.9-7.17-0.71-0.79=5.23-0.92+5.64=5.04-2.64=1.84+2.9+9.87-2.14=8.84+6.83+8.7-2.94=7.17+5.55-6.53+6.8=7.66-2.49-2.34-2.5=1.48+8.78+1.82=8.63-4.2=0.5+5.61=8.07+8.51+1.31-3.73=9.07-8.35-0.46=9.85+1.83=9.84-5.83-2.56=8.47-3.1=7.05-1.01-2.16=0.55+4.46-3.45=3.38+4.75-3.75=0.16+8.86-3.27-2.34=8.88-5.48=8.27-2.27=6.61-0.54-3.58+9.61=6.85+5.09-1.72-2.16=3.49+4.12=6.84+0.66=6.85+1.12+0.58+7=7.03-0.28-1.75-0.71=2.38-0.13+5.78=6.79+5.72+0.5-1.33=6.91-3.81=2.77+6.82-4.88+1=7.05+2.9+5.73=9.82+3.47-4.5-3.65=0.6+6.59-3.28-1.95=7.08-6.2+6.79+9.47=3.78-1.81=7.24-2.69+4.69=6.5+7.35-6.81+6.55=9.74-3.92+8.54=6.94-1.14=7.12-4.62-0.45=3.49+5.71+6.05+8.38=6.61-1-2.69+7=5.08-4.87+8.24-8.03=6.67-5.62+7.44+9.53=8.36+8.28+3.55-0.93=5.21-0.63+9.04-6.29=4.95+9.15+4.28+5.48=9.35-0.89-1.02+0.26=6.62-0.93-3.79+1.91=6.51+7.46+1.94-8.19=7.24-0.87-5.98+9.52=5.6-2.85-0.1=0.36+6.21-6.12=4.84+8.12+5.39-1.08=1.25-0.26+7.36-7.92=7.9-4.68+6.11-0.05=0.92+7.5-7.65+4.75=0.87+2.53-1+9.32=3.7+7.01+6.08+6.7=7.86+0.45+7.6+1.83=4.55+4.67+1.62-9.89=7.43-0.94=6.41+4.05-8.8+0.27=5.04+5.28-0.99-4.79=8.8-2.87-3.4=9.34-2.06+6.28-6.34=4.61-1.81=8.57+9.05+8.44-3.83=5.8+9.5-7.81=7.36-3.99-2.57+6.59=9.56+1.97=9.3-6.76+9.53+1.57=3.39+3.77-2.84+0.46=4.2+2.41+0.83=5.04+3.44-5.78+7.53=7.66+9.91-6.25-5.6=5.52+5.47+6.11=9.03-5.11+1.93+7.92=8.46-8.05+9.89=1+8.74+9.05+1.85=5-0.03-3.81+2.33=7.45+2.57+4.87-4.62=4.49+8.23+1.63-8.68=9.89-2.44+9.94-7.68=6.6-3.13=7.37+4.37-2.98-5.34=9.46-2.43-4.1-0.1=5.01+5.29-6.71+5.03=5.25+5.17+3.44=0.87+8.66=6.15-3.41-2.23=5.72-5.21+6.7+8.4=7.39+1.08-3.75+3.25=6.96-2.54+0.83+6.28=9.96+5.67-1.57=6.55-4.35-0.85+8.71=8.93-2.33-4.66+1.78=6.96+7.02+7.31-6.04=2.87+9.21-5.9=9.97-0.2-2.1-1.56=7.01+8.42+9.72=7.42+2.07+0.06+1.63=2.59+3.41-1.55=8.98-0.96-5.38+2.16=7.48+6.74-2.5-7.2=8.01+4.16-2.07=0.61+6.49=8.81-6.68=1.69+5.79+0.9+5.94=5.47-0.02-2.24-1.07=9.69+1.34-1.93-3.29=8.33-2.85+0.83-1.67=9.68-5.76+8.31-9.59=3.22+9.41+2.88-9.89=9.19+5.61+9.45-8.62=2.33-1.37+4.98=5.86+3.69-6.58+5.3=6.52+7.27-5.95-2.15=8.58-1.7+8.42=7.56-5.46+2.65-4.06=9.1+4.46+8.37-0.58=9.54-6.14=6.94+3.55+9.48+8.19=8.63-0.02-4.89=8.7+5.48-0.04-7.48=1.34+1.15+3.18+4.59=1.09+4.95-2.46=9.85+9.56-7.9=6.27-2.57-0.36+8.99=7.07+8.45-5.89+3.39=2.5+8.19-4.43-0.32=9.7+6.9-1.38=7.71-2.67-2.33=4.97-0.76-2.6=2.89-1.01+9.87=3.65-0.39+7.18-2.84=3.62-0.37=3.77+3.9-2.51-2.07=9.03-0.59+4.84+7.52=9.02-4.36+6=7.75+9.12=1.61+2.02-1.88=9.08-4.78+8.28=7.6+1.89+0.08-6.31=5.1-3.93-0.5=9.7-6.27=0.71+4.29+8-9.85=9.18-2.93-3.36-0.08=4.35+1.64=1.39+6.95+2.1+9.14=5.95-2.91+2.5=4.94+1.39+5.81-8.03=9.27-4.68+6.67=9.83-4.62-2.08=1.82+9.33-4.24=1.55+4.22=4.5+5.2=6.96-1.77-0.98=4.53-1.47+6.38-0.65=1.76+4.13-1.24=6.4+2.31-5.14+4.44=9.01+7.15+0.76=7.03+0.59=6.17+6.29-9.95=8.25-1.21-5.91=8.72-6.87+7.82-4.04=2.57+0.53+3.75=7.51-5.76+3.94+2.35=5.29-1.87-0.3-2.92=2.47+3.7+5.8+3.58=8.41+2.36=2.76+5.26+4.99+5.32=5.21+3.12+5.12+7.4=6.41-2.09-1.9+8.71=1.27-0.18+0.11+0.94=7.46-7.32+7.05=6.23+5.34=7.47-1.11-1.32=9.96-1.12-5.88+4.13=5.27+5.84=5.99-0.82-3.28-0.47=0.41-0.29+7.48-1.29=8.05-1.87-5.48=8.51-2.74-4.21-1.39=8.06-7.96=2.37+2.53+9.13+4.6=0.56+8.3+7.08=5.87+2.33+8.84=8.47+5.65+9.61+6.95=7.31+6.28+4.78-7.07=2.01+2.78+5.53=7.68+6.41-0.39=8.84+8.87-3.49-3.67=6.39-0.75-1.51-3.03=8.55-3.67-0.14=9.77-2.99+1.11-2.78=6.37-0.83-0.11=9.96-9.2+5.47=2.18+4.68-0.83-3.59=6.21-0.21+9.64-8.49=1.11-0.53+9.7+4.84=5.34-4.99+0.99+6.55=9.18-0.2-2.65+8.04=1.53+3.94+6.11+0.45=4.32+0.3-3.7+2.62=9.25-0.75+5.28-4.27=8.41+1.45-0.11-1.12=3.25-1.26=8.92+0.18+4.2+7.71=9.55-5.88+1.45+2.35=9.37-1.65-1.22-5.39=9.66-6.65=6.29-3-0.03-1.15=1.36+0.88+0.73=9.01-5.24+9.43=5.65+9.82=5.65+4.94-6.02+6.33=7.22+0.06-2.78+9.12=5+5.93+9.15-6.76=8.8+7.39+3.49=9.72-1.92-4.55=7.95-0.04-5.01+0.43=9-3.03-3.72=9.1+8.37-8.52+2.12=6.06-1.58=9.18-2.36-2.17=3.19+4.52=6.67-2.36-2.03+8.49=1.21+2.86+4.45=9-3.58=0.58+4.92=7.64+0.63+6.95+1.63=4.51+8.34-9.16+0.13=6.99-0.61+2.85=8.64+8.04+2.65-7.82=9.35+0.59+6.31=9.56+5.74=3.75+3.63-0.12+0.44=9.17-0.24+5.55=6.01+3.5+6.44-3.79=4.11+9.07+5.75=9.14-7.12+5.34=9.7+9.85+1.92+2.28=9.51-2.45-4.89=5.32+7.67=9.93-0.57-4.11-2.08=8.84-4.69-0.85+6.11=8.97-2.17-3.22+2.3=7.22-4.55-0.53-0.6=4.3-0.41=5.72+6.53=4.55+4.98+9.25=7.42-2.23+4.87-9.41=4.91-1.35+1.66+6.71=5.77+2.38+6.95-2=8.67-6.84+3.39+3.79=6.46+3+8.91-0.77=8.45-3.87-1.68+6.15=0.11+7.28+5.11-4.1=6.64+4.71+6.92-6.55=8.72+4.11-0.81=0.69-0.35=6.16-1.28+2.11=0.75+9.21-1.93-4.97=2.03+7.52+0.26=1.35-0.85=8.34-0.27+4.12+9.23=2.28-1.38=2.88+9.68-5.26-0.11=1.08+8.6+1.37+2.69=2.89+2.53+7.19-8.42=8.79-7.78=9.84+4.5=6.04-4.39-0.81+6.78=7.94-4.8+6.42=7.45-6.95-0.14=9.65-2.58=6.21+4.89+0.79=0.99+7.34-3-3.44=9.23-1.38-0.28-0.72=3.25+6.58+6.59=9.27-5.95-1.89-0.08=7.73+4.5+9.71-2.96=8.67-6.82=8.13+7.48+1.33+6.86=2.26-1+3.98+6.99=2.05+6.05+5.98=8.5+1.77=3.73+7.85+6.23+1.5=8.91-5.38+8.39=1.23+3.77+1.92-4.81=7.02+4.13-0.28=2.21+9.05-2.07-1.82=7.78-3.63+2.92=1.37+8.91-6.72+7.3=9.01+6.61+3.64-4.72=5.76+7.22-9.95=1.4+9.55+9.07=4.8-4.04+1.53+0.18=9.63-3.11-0.68+5.56=4.27-1.08=5.81+0.22=2.75-1.53+1.36-1.85=9.34-6.27+8.44-5.52=7.44+8.27=8.79-5.48=1.29+6.19-4.31-2.55=7.96+8.22+3.97=8.14-6.3+4.41=4.06+7.21-8.4=8.5+2.04+8.46+4.52=6.81+2.82-5.16+4.04=8.81+4.17-4.25+7.86=0.02+7.97+2.68+2.18=9.66-0.84+8.98-4.75=8.07+8.54-6.64-5.67=8.39-1.2-4.59-1.43=2.94+5.3+7.99-4.77=4.58+1.87-2.6=3.47-3.32+7.33=7.02-5.46+9.32=5.98-2.78+4.42-3.93=8.69+7.66=8.59-2.78+3.82+1.33=7.05+7.69-0.97-8.33=3.46+6.76-2.07-6.79=4.68-0.94-2.92-0.54=6.97-2.33+0.74+8.68=9.27-2.57+4.95+0.16=7-2.15-4.57+6.97=9.54-0.15-7.11=7.66-1.44-4.45=7.26-0.39=5.26+3.42+7.29=6.15+1.79+3.53-6.92=8+7.7+1.25+1.13=7.89-4.84-1.74=5.12+0.53=5.74-0.24+3.6+5.97=3.69-2.3+9.32=8.32-7.22+8.97=1.71-1.41+6.52=7.1-5.8=5.31-0.09+1.98+7.44=7.3-2.05+4.81+7.79=8.12-4.28=6.87-3.96+9.4=8.2+4.37=1.54+9.86-4.62=6.13-3.27-0.31=7.27-2.28-3.26+0.32=9.06+2.03-0.1-1.28=6.07+5.91-4.26-5.64=2.33+4.88-3.08=8.54+8.12-6.14+7.99=9.12+6.09-3.46-6.61=9.84+9.24-4.71=4.44-1.67-0.31+0.67=2.66+5.92+4.26-6.79=7.27-3.81-1.11-1.01=6.13+4.94-9.83=2.5+1.78+1.21+5.98=0.43+7.98-4.57-2.39=3.09+5.99+8.82-8.28=5.31+2.2+1.18-0.55=9.94+0.27-0.59-8=8.42-1.71=9.73-2.98+4.81=8.51+7.07-9.33+2.51=8.54-1.78+5.97-9.67=0.16+8.35+2.02+8.05=5.95+2.03+3.08+5.6=7.9+5.53+7.06-7.77=5.93-0.47+6.45=6.82+7.52-8.84=6.33-2.61-1.73+1.57=7.58+4.6+8.43=3.54+1.08+7.06+1.51=2.23+5.53+7.3=4.22-4+3.31+4.48=9.1-1.16-1.38=7.38-0.16-0.88-4.58=7.95+4.39-4.24=9.06-7.04+5.44+5.32=1.97+0.37+3.08=4.85+7.62-9.49+6.72=9.13-2.48-5.59+3.8=8.36-4.01+3.58=7.27-1.05+1.22+5.19=3.42-1.62=5.59-0.15-1.35-1.97=2.15+2.28-0.53+5.95=9.49+3.64+2.42=8.18+0.6+7.52+1.13=6.2-0.64+8.22+6.48=5.74-4.24+9.54-9.86=9.32-4.94-0.62+2.87=4.29-1.13-1.18=6.1+9.88+5.01+0.4=4.17+8.45+2.35+7=1.23+9.24-0.19+1.43=4.75-3.44+8.25=8.22-0.03-6.81+3.14=4.91+4.6-0.95-5.46=4.28-3.16=9.51-0.97-5.79-2.05=3.86+4+8.08=8.52+5.47-9.86+7.02=8.86+4.83-8.59=1.52+1.84=8.06-5.69-0.64+4.52=3.98+5.14+4.41+7.67=9.09-0.95-5.04=4.71+3.65-1.99+2.05=6.56-3.67-0.13+8.42=5.73+4.79+4.63=5.47-2.11+1.41-4.14=9.78-3.54+6.14=2.6-0.89-0.21-0.86=8.26-0.68+9.93-2.87=9.06-6.74=7.59+2.81=6.7-2.65+4.36-1.03=7.57-4.27+4.12+1.28=7.13+7.66-2.97-2.67=7.74-7.28+8.49+6.85=7.71+1.98+0.12=7.21-2.33+0.13+0.84=7.78-0.05-5.37+5.26=3.27+9.84+5.25+7.81=6.88+3.88+7.99-2.87=2.7-1.32+2.14=7.85+8.97+5.91-3.04=8.25+5.76-1.2=9.97-1.55-0.66-6.03=4.44-2.42+9.08+4.47=2.66+6.56-8.96=5.68+2.54+7.54-9.76=7.73-1.59-4.26-1.51=1.64+6.55=2.12+5.28=9.19+9.55+0.24+3.42=1.78+7.32-4.93=0.89+8.73=2.88+1.18+8.04=7.35+0.53+9.78+1.5=9.62-3.38-5.78=8.13+2.48+4.04+8.06=7.9-1.5+3.33+8.34=3.33+0.45+6.57-1.19=5.62+8.59-0.63=3.75+7.72+8.57-7.18=6.51+9.85+8.62-8.09=8.89-2.76+0.71=7.78-4.04+7.69-6.95=6.12-4.04-1.34+2.54=7.24+9.52-0.6-6.71=2.36-2.05+8.57+8.7=9.61-7.34+5.48-6.51=6.02+4.32-3.58-3.96=2.91-1.73+6.96=8.14-0.4-3.75=6.21-3.78+9.03-3.61=9.87+7.34-5.51-7.05=9.88-6.51+6.79+9.73=9.85-0.8-7.6+1.19=6.85+3.92=8.3-2.48-2.57=9.55+0.53+2.55+6.83=9.35-3.23-0.67-0.65=2.41+5.36-5.42=9.03+5.54-9.09-2.44=4.51-0.89+0.02+6.08=5.38-4.11=1.6+9.8-6.06-5.11=9.08-3.08+6.32-6.9=8.65-4.02=2.15-1.81+7.79=6.64-2.24+0.96=9.01-7.3+8.83-5.16=3.62-2.5+2.4+6.53=8.15-2.09-0.91+5.34=8.2-1.48-2.54-3.18=4.25-1.25+3.35-0.28=3.25+5.06+2.39=9.8+6.7-7.16+6.82=8.2-1.21+5.17=7.39+3.77-9.9=9.67+6.03+2.3=2.84+9.33+3.01-9.26=9.4+2.34-3.49=8.31+2.1+3.44=7.94-4.44-3.18=9.98-3.77-0.23-5.53=9.13+3.22+5.3+5.1=7.11-0.28-3.44=7.98+8.51+0.35-6.96=2.81+2.95+9.07=7.58+0.23+6.19=6.45-1.12-3.33+9.7=7.9-1.45-5.47=8.64+4.11-5.33+7.04=5.13-1.02+2.76-3.58=3.77-1.96+6.84-1.57=3.62-1.88-0.5+2.89=5.13-4.06=4.21+3.17+0.52=6.09+6.87+9.03+5.79=6.9-3.24+7.37+3.8=9.41-1.68=5.75-0.06+5.26-3.66=7.69+7.59-0.4-1.42=6.37+3.93+9.33=1.82-1.32+5.86=2.82+1.52+6.1=9.15+6.09-1.03-7.75=7.96+6.14-7.85+2.24=3.29+5.25+0.65+4.11=8.25-6.98-0.21=6.66-3.01-0.04+5.68=3.81+7.48+7.4-5.79=9.22+0.59=9.61+1.81-3.49-1.58=2.52-1.42+3.94+2.92=9.64-5.85+7.08=5.09+1.28-1.75+9.9=6.42-0.31=1.77+6.42-5.56+4.33=8.78+5.42+4.2=9.74-3.98+9.21+4.54=6.7-3.58+2.87=3.8+5.07-6.75=4.51+8.91=5.18+1.67+0.75+7.52=4.86+2.26-2.77=7.73+8.67-0.12-4.48=8.17-0.15-6.86=0.6+3.08+6=7.38+9.11+9.06=8.63+6.65-7.37=6.6+8.63+3.4-7.45=5.76-0.61+8.8=0.33+3.9=7.82-2.22+4.64-1.32=9.36+5.22-5.55+3.74=7.08+3.41-5.77=3.01+0.8+8.16+6.04=3.69+9.24-6.09=9.27-0.53-3.23+3.33=2.33+3.25-2.72+4.05=9.1+4.55-2.19+6.13=参考答案7.61-4.35-1.49+1.66=3.439.54-5.34+6.33-8.81=1.728.03-5.5-1.88-0.31=0.343.68-2.53+8.64-7.82=1.974.17+8.66+2.41+5.75=20.996.55-3.8+3.85+7.14=13.748.79-0.57-6.96-0.45=0.818.35+3.38-1.78-8.8=1.158.93-0.39-1.18=7.366.09-2.59-3.09+9.53=9.948.22-7.72=0.59.72+5.58-2.53=12.779.02+8.92+4.9-9.64=13.22.64+8.1-8.84+1.22=3.123.38-1.75-1.37=0.266.73-2.11-2.51+5.02=7.130.02+7.19+5.59=12.89.43-0.32-3.21-2.41=3.490.94+6.48-7.17+4.25=4.57.23-1.58+4.6-7.03=3.222.33+4.48-6.39+4.28=4.75.93+3.86-3.43-1.4=4.965.41+8.01=13.428.77+3.14-8+6.78=10.698.66+4.73-2.43=10.965.64-0.06+7.5+3.18=16.265.67-3.66-0.44=1.575.51+2.17+7=14.681.22+4.8=6.025.23-0.62+5.12=9.735.65-1.87+4.39-3.43=4.742.8+8.38-8.96+7.45=9.679.94-8.5=1.446.29+0.72=7.010.26+5.27+4.42+2.67=12.622.01+4.15+2.53-0.51=8.187.85-2.76-0.25-4.06=0.788.16+6.75-9.09=5.820.9-0.07+4.76+2.68=8.276.02+4.96+9.26-3.21=17.039.32-1.02-2.61-2.43=3.267.25-2.86-1.27-0.46=2.667.23-3.49-2.63+8.72=9.839.17-1.23-1.76+3.55=9.731.43+8.8+4.55+4.87=19.653.89+8.2-8.64=3.455.63+4.78-9.92=0.496.46+3.12-0.98=8.60.27+9.84-6.39+6.05=9.776.27+1.93+2.11+5.3=15.619.49+9.1+5.8+5.69=30.087.17-0.21-4.4+6.53=9.097.88+6.23=14.115.29-0.97-0.07-2.38=1.874.66+3.12+3.48+9.57=20.839.28-4.4=4.889.22+5.78+4.06=19.069.49-5.39-1.01-1.58=1.515.78-4.79+5.87-4.02=2.849.54-2.79+1.11=7.866.89+6.12-0.85-8.14=4.029.35+6.74=16.099.09+0.06=9.157.42-6.41-0.23=0.786.46+3.02=9.486.54+4.2+4.13-4.38=10.495.46-2.86-2.13-0.19=0.285.5-2+8.98-6.64=5.844.42-0.51+5.37=9.283.09-0.97+9.7-4.65=7.175.21+4.72-6.93=36.98-2.55=4.439.64-0.51-3.01+3.82=9.944.48+7.93-5.82+1.97=8.569.46-6.14+6.66-6.91=3.077.01+6.66-8.96+6.92=11.636.14-2.82+7.15-6.24=4.238.99-3.67-3.44-1.49=0.394.98-2.13=2.858.85+4.34-5.07+6.75=14.876.03-1.51+6.78-8.47=2.837.33+7.54-3.49=11.387+5.92=12.928.25-6.89+3.13=4.490.88+5.08=5.969.52-0.27-4.23-1.35=3.675.77+2.36-7.73=0.46.74+4.85-8.71=2.889.11-1.86-6.14-0.77=0.346.29-1.65-1.46=3.188.9-6.99+6.36-0.77=7.59.62-4.28-5.17=0.178.26-2.87+2.47+1.21=9.075.49+5.24-0.47-4.08=6.188.32+4.53+0.48=13.332.3-1.61+3.21=3.93.57+2.88+8.3=14.756.09-0.92=5.176.38+3.59-5.39-1.44=3.147.89-1.44-0.73-2.93=2.799.4-3.76+4.61+1.51=11.765.5-2.11-1.86-0.04=1.497.72-5.43-0.3+5.18=7.175.04-0.57+2.56+1.22=8.255.25+9.62-5.24-1.27=8.363.09+6.67-0.76+2.35=11.359.55+4.39+4.13=18.079.34-4.76-3.5+5.74=6.823.72+7.93-8.15+7.86=11.368.37+0.05-1.57-3.73=3.127.76+6.24=146.61+3.93-6.67=3.873.89-3-0.11-0.3=0.484.14+6.08+0.92=11.144.54+1.43-5.8+0.94=1.117.79-1.59-4.86=1.347.45-5.74-0.44=1.271.71+5.45-0.68-0.72=5.769.75-2.33-5.09-1.6=0.733.8+6.81+4.3+7.52=22.434.53-1.57+6.39+7.83=17.188.22-1.64+4.39+5.59=16.564.18+9.78-2.39-0.26=11.317.77-1.14-6.44+6.29=6.489.75-8.74=1.016.91-1.38-0.99-2.9=1.648.37-6.1-0.87-0.49=0.915.92+9.14=15.068.05-0.55-3.74+4.54=8.37.31-3.59=3.728.57-6.29+5.8-5.23=2.855.47+3.49-5.22-3.32=0.425.16+9.62-3.48-6.36=4.949.33-4.6+7.58+2.74=15.059.27-0.44-2.81-4.19=1.838.38-6.56=1.827.93-6.36+3.85-3.48=1.948.15+0.47+2.6-8.06=3.166.39-0.36+9.43+0.9=16.369.67-3.88-3.3=2.498.1-0.07-7.5=0.532.75+6.16-0.42-4.29=4.27.75-0.41-0.92=6.429.55-0.08-0.93=8.547.01+0.23=7.245.52+4.43-0.53=9.428.51-1.45+6.17=13.239.72-9.35=0.377.03-0.79-0.4-0.55=5.296.24-4.71-1.41+3.25=3.371.03+7.81+2.44+2.4=13.686.28-2.25=4.039.39-3.49=5.97.28-2.6-4.4+2.3=2.584.97+2.78+3.2-6.19=4.768.68-4.29-1.16=3.234.5+3.21+4.27=11.982.95-0.7=2.256.64-0.4-1.62-3.36=1.264.42+3.53+9.53-2.35=15.131.69+8.37=10.061.22+1.26=2.485.24+4.2-5.52=3.927.24-1.89-3.72-0.34=1.297.01-3.81+6.96+1.07=11.238.59-6.07-0.96+2.44=49.62-0.83-2.54+2.76=9.018.81+6.82-9.23+4.68=11.081.62+5.67+1.66-4.59=4.363.43-1.4+9.7+4.86=16.598.72-1.5-1.17-5.91=0.148.37-5.31-0.34-1.33=1.391.22+9.38-0.49+4.14=14.254.81+3.8-6.29=2.329.64-5.92+1.48+2.03=7.236.59-4.86+1.72=3.457.93-0.22-2.03=5.683.45-1.28+4.79-3.33=3.637.84-6.23+2=3.619.58-2.79+8.33+9.65=24.779.09-3.86+8.41-7.73=5.910.98+2.98-1.61+0.29=2.645.32+5.25=10.576.25+9.89-5.7+3.09=13.536.96-0.17-5.18+8.03=9.649.07+1.29+5.31=15.671.32+9.64-9.61+9.63=10.987.14+6.85-8.93-1.38=3.684.39-0.14+1.67=5.920.28+4.34=4.627.75-1.43-3.14-0.76=2.422.81+8.29=11.18.01+7.85+1.52=17.389.47-3.59-2.09=3.798.1+0.11+0.14+4.82=13.177.22+1.64-1.25-3.5=4.113.02-1.51+6.49=85.22-2.43+0.37-1.29=1.879.83-9.7+8.85+7.63=16.619.9-3.69+7.81-6.91=7.117.14-0.49+1.24-2.9=4.996.56+0.68+5.98=13.220.6+6.73+1.61+2.91=11.853.85-0.09-3.01=0.759.9-7.17-0.71-0.79=1.235.23-0.92+5.64=9.955.04-2.64=2.41.84+2.9+9.87-2.14=12.478.84+6.83+8.7-2.94=21.437.17+5.55-6.53+6.8=12.997.66-2.49-2.34-2.5=0.331.48+8.78+1.82=12.088.63-4.2=4.430.5+5.61=6.118.07+8.51+1.31-3.73=14.169.07-8.35-0.46=0.269.85+1.83=11.689.84-5.83-2.56=1.458.47-3.1=5.377.05-1.01-2.16=3.880.55+4.46-3.45=1.563.38+4.75-3.75=4.380.16+8.86-3.27-2.34=3.418.88-5.48=3.48.27-2.27=66.61-0.54-3.58+9.61=12.16.85+5.09-1.72-2.16=8.063.49+4.12=7.616.84+0.66=7.56.85+1.12+0.58+7=15.557.03-0.28-1.75-0.71=4.292.38-0.13+5.78=8.036.79+5.72+0.5-1.33=11.686.91-3.81=3.12.77+6.82-4.88+1=5.717.05+2.9+5.73=15.689.82+3.47-4.5-3.65=5.140.6+6.59-3.28-1.95=1.967.08-6.2+6.79+9.47=17.143.78-1.81=1.977.24-2.69+4.69=9.246.5+7.35-6.81+6.55=13.599.74-3.92+8.54=14.366.94-1.14=5.87.12-4.62-0.45=2.053.49+5.71+6.05+8.38=23.636.61-1-2.69+7=9.925.08-4.87+8.24-8.03=0.426.67-5.62+7.44+9.53=18.028.36+8.28+3.55-0.93=19.265.21-0.63+9.04-6.29=7.334.95+9.15+4.28+5.48=23.869.35-0.89-1.02+0.26=7.76.62-0.93-3.79+1.91=3.816.51+7.46+1.94-8.19=7.727.24-0.87-5.98+9.52=9.915.6-2.85-0.1=2.650.36+6.21-6.12=0.454.84+8.12+5.39-1.08=17.271.25-0.26+7.36-7.92=0.437.9-4.68+6.11-0.05=9.280.92+7.5-7.65+4.75=5.520.87+2.53-1+9.32=11.723.7+7.01+6.08+6.7=23.497.86+0.45+7.6+1.83=17.744.55+4.67+1.62-9.89=0.957.43-0.94=6.496.41+4.05-8.8+0.27=1.935.04+5.28-0.99-4.79=4.548.8-2.87-3.4=2.539.34-2.06+6.28-6.34=7.224.61-1.81=2.88.57+9.05+8.44-3.83=22.235.8+9.5-7.81=7.497.36-3.99-2.57+6.59=7.399.56+1.97=11.539.3-6.76+9.53+1.57=13.643.39+3.77-2.84+0.46=4.784.2+2.41+0.83=7.445.04+3.44-5.78+7.53=10.237.66+9.91-6.25-5.6=5.725.52+5.47+6.11=17.19.03-5.11+1.93+7.92=13.778.46-8.05+9.89=10.31+8.74+9.05+1.85=20.645-0.03-3.81+2.33=3.497.45+2.57+4.87-4.62=10.274.49+8.23+1.63-8.68=5.679.89-2.44+9.94-7.68=9.716.6-3.13=3.477.37+4.37-2.98-5.34=3.429.46-2.43-4.1-0.1=2.835.01+5.29-6.71+5.03=8.625.25+5.17+3.44=13.860.87+8.66=9.536.15-3.41-2.23=0.515.72-5.21+6.7+8.4=15.617.39+1.08-3.75+3.25=7.976.96-2.54+0.83+6.28=11.539.96+5.67-1.57=14.066.55-4.35-0.85+8.71=10.068.93-2.33-4.66+1.78=3.726.96+7.02+7.31-6.04=15.252.87+9.21-5.9=6.189.97-0.2-2.1-1.56=6.117.01+8.42+9.72=25.157.42+2.07+0.06+1.63=11.182.59+3.41-1.55=4.458.98-0.96-5.38+2.16=4.87.48+6.74-2.5-7.2=4.528.01+4.16-2.07=10.10.61+6.49=7.18.81-6.68=2.131.69+5.79+0.9+5.94=14.325.47-0.02-2.24-1.07=2.149.69+1.34-1.93-3.29=5.818.33-2.85+0.83-1.67=4.649.68-5.76+8.31-9.59=2.643.22+9.41+2.88-9.89=5.629.19+5.61+9.45-8.62=15.632.33-1.37+4.98=5.945.86+3.69-6.58+5.3=8.276.52+7.27-5.95-2.15=5.698.58-1.7+8.42=15.37.56-5.46+2.65-4.06=0.699.1+4.46+8.37-0.58=21.359.54-6.14=3.46.94+3.55+9.48+8.19=28.168.63-0.02-4.89=3.728.7+5.48-0.04-7.48=6.661.34+1.15+3.18+4.59=10.261.09+4.95-2.46=3.589.85+9.56-7.9=11.516.27-2.57-0.36+8.99=12.337.07+8.45-5.89+3.39=13.022.5+8.19-4.43-0.32=5.949.7+6.9-1.38=15.227.71-2.67-2.33=2.714.97-0.76-2.6=1.612.89-1.01+9.87=11.753.65-0.39+7.18-2.84=7.63.62-0.37=3.253.77+3.9-2.51-2.07=3.099.03-0.59+4.84+7.52=20.89.02-4.36+6=10.667.75+9.12=16.871.61+2.02-1.88=1.759.08-4.78+8.28=12.587.6+1.89+0.08-6.31=3.265.1-3.93-0.5=0.679.7-6.27=3.430.71+4.29+8-9.85=3.159.18-2.93-3.36-0.08=2.814.35+1.64=5.991.39+6.95+2.1+9.14=19.585.95-2.91+2.5=5.544.94+1.39+5.81-8.03=4.119.27-4.68+6.67=11.269.83-4.62-2.08=3.131.82+9.33-4.24=6.911.55+4.22=5.774.5+5.2=9.76.96-1.77-0.98=4.214.53-1.47+6.38-0.65=8.791.76+4.13-1.24=4.656.4+2.31-5.14+4.44=8.019.01+7.15+0.76=16.927.03+0.59=7.626.17+6.29-9.95=2.518.25-1.21-5.91=1.138.72-6.87+7.82-4.04=5.632.57+0.53+3.75=6.857.51-5.76+3.94+2.35=8.045.29-1.87-0.3-2.92=0.22.47+3.7+5.8+3.58=15.558.41+2.36=10.772.76+5.26+4.99+5.32=18.335.21+3.12+5.12+7.4=20.856.41-2.09-1.9+8.71=11.131.27-0.18+0.11+0.94=2.147.46-7.32+7.05=7.196.23+5.34=11.577.47-1.11-1.32=5.049.96-1.12-5.88+4.13=7.095.27+5.84=11.115.99-0.82-3.28-0.47=1.420.41-0.29+7.48-1.29=6.318.05-1.87-5.48=0.78.51-2.74-4.21-1.39=0.178.06-7.96=0.12.37+2.53+9.13+4.6=18.630.56+8.3+7.08=15.945.87+2.33+8.84=17.048.47+5.65+9.61+6.95=30.687.31+6.28+4.78-7.07=11.32.01+2.78+5.53=10.327.68+6.41-0.39=13.78.84+8.87-3.49-3.67=10.556.39-0.75-1.51-3.03=1.18.55-3.67-0.14=4.749.77-2.99+1.11-2.78=5.116.37-0.83-0.11=5.439.96-9.2+5.47=6.232.18+4.68-0.83-3.59=2.446.21-0.21+9.64-8.49=7.151.11-0.53+9.7+4.84=15.125.34-4.99+0.99+6.55=7.899.18-0.2-2.65+8.04=14.371.53+3.94+6.11+0.45=12.034.32+0.3-3.7+2.62=3.549.25-0.75+5.28-4.27=9.518.41+1.45-0.11-1.12=8.633.25-1.26=1.998.92+0.18+4.2+7.71=21.019.55-5.88+1.45+2.35=7.479.37-1.65-1.22-5.39=1.119.66-6.65=3.016.29-3-0.03-1.15=2.111.36+0.88+0.73=2.979.01-5.24+9.43=13.25.65+9.82=15.475.65+4.94-6.02+6.33=10.97.22+0.06-2.78+9.12=13.625+5.93+9.15-6.76=13.328.8+7.39+3.49=19.689.72-1.92-4.55=3.257.95-0.04-5.01+0.43=3.339-3.03-3.72=2.259.1+8.37-8.52+2.12=11.076.06-1.58=4.489.18-2.36-2.17=4.653.19+4.52=7.716.67-2.36-2.03+8.49=10.771.21+2.86+4.45=8.529-3.58=5.420.58+4.92=5.57.64+0.63+6.95+1.63=16.854.51+8.34-9.16+0.13=3.826.99-0.61+2.85=9.238.64+8.04+2.65-7.82=11.519.35+0.59+6.31=16.259.56+5.74=15.33.75+3.63-0.12+0.44=7.79.17-0.24+5.55=14.486.01+3.5+6.44-3.79=12.164.11+9.07+5.75=18.939.14-7.12+5.34=7.369.7+9.85+1.92+2.28=23.759.51-2.45-4.89=2.175.32+7.67=12.999.93-0.57-4.11-2.08=3.178.84-4.69-0.85+6.11=9.418.97-2.17-3.22+2.3=5.887.22-4.55-0.53-0.6=1.544.3-0.41=3.895.72+6.53=12.254.55+4.98+9.25=18.787.42-2.23+4.87-9.41=0.654.91-1.35+1.66+6.71=11.935.77+2.38+6.95-2=13.18.67-6.84+3.39+3.79=9.016.46+3+8.91-0.77=17.68.45-3.87-1.68+6.15=9.050.11+7.28+5.11-4.1=8.46.64+4.71+6.92-6.55=11.728.72+4.11-0.81=12.020.69-0.35=0.346.16-1.28+2.11=6.990.75+9.21-1.93-4.97=3.062.03+7.52+0.26=9.811.35-0.85=0.58.34-0.27+4.12+9.23=21.422.28-1.38=0.92.88+9.68-5.26-0.11=7.191.08+8.6+1.37+2.69=13.742.89+2.53+7.19-8.42=4.198.79-7.78=1.019.84+4.5=14.346.04-4.39-0.81+6.78=7.627.94-4.8+6.42=9.567.45-6.95-0.14=0.369.65-2.58=7.076.21+4.89+0.79=11.890.99+7.34-3-3.44=1.899.23-1.38-0.28-0.72=6.853.25+6.58+6.59=16.429.27-5.95-1.89-0.08=1.357.73+4.5+9.71-2.96=18.988.67-6.82=1.858.13+7.48+1.33+6.86=23.82.26-1+3.98+6.99=12.232.05+6.05+5.98=14.088.5+1.77=10.273.73+7.85+6.23+1.5=19.318.91-5.38+8.39=11.921.23+3.77+1.92-4.81=2.117.02+4.13-0.28=10.872.21+9.05-2.07-1.82=7.377.78-3.63+2.92=7.071.37+8.91-6.72+7.3=10.869.01+6.61+3.64-4.72=14.545.76+7.22-9.95=3.031.4+9.55+9.07=20.024.8-4.04+1.53+0.18=2.479.63-3.11-0.68+5.56=11.44.27-1.08=3.195.81+0.22=6.032.75-1.53+1.36-1.85=0.739.34-6.27+8.44-5.52=5.997.44+8.27=15.718.79-5.48=3.311.29+6.19-4.31-2.55=0.627.96+8.22+3.97=20.158.14-6.3+4.41=6.254.06+7.21-8.4=2.878.5+2.04+8.46+4.52=23.526.81+2.82-5.16+4.04=8.518.81+4.17-4.25+7.86=16.590.02+7.97+2.68+2.18=12.859.66-0.84+8.98-4.75=13.058.07+8.54-6.64-5.67=4.38.39-1.2-4.59-1.43=1.172.94+5.3+7.99-4.77=11.464.58+1.87-2.6=3.853.47-3.32+7.33=7.487.02-5.46+9.32=10.885.98-2.78+4.42-3.93=3.698.69+7.66=16.358.59-2.78+3.82+1.33=10.967.05+7.69-0.97-8.33=5.443.46+6.76-2.07-6.79=1.364.68-0.94-2.92-0.54=0.286.97-2.33+0.74+8.68=14.069.27-2.57+4.95+0.16=11.817-2.15-4.57+6.97=7.259.54-0.15-7.11=2.287.66-1.44-4.45=1.777.26-0.39=6.875.26+3.42+7.29=15.976.15+1.79+3.53-6.92=4.558+7.7+1.25+1.13=18.087.89-4.84-1.74=1.315.12+0.53=5.655.74-0.24+3.6+5.97=15.073.69-2.3+9.32=10.718.32-7.22+8.97=10.071.71-1.41+6.52=6.827.1-5.8=1.35.31-0.09+1.98+7.44=14.647.3-2.05+4.81+7.79=17.858.12-4.28=3.846.87-3.96+9.4=12.318.2+4.37=12.571.54+9.86-4.62=6.786.13-3.27-0.31=2.557.27-2.28-3.26+0.32=2.059.06+2.03-0.1-1.28=9.716.07+5.91-4.26-5.64=2.082.33+4.88-3.08=4.138.54+8.12-6.14+7.99=18.519.12+6.09-3.46-6.61=5.149.84+9.24-4.71=14.374.44-1.67-0.31+0.67=3.132.66+5.92+4.26-6.79=6.057.27-3.81-1.11-1.01=1.346.13+4.94-9.83=1.242.5+1.78+1.21+5.98=11.470.43+7.98-4.57-2.39=1.453.09+5.99+8.82-8.28=9.625.31+2.2+1.18-0.55=8.149.94+0.27-0.59-8=1.628.42-1.71=6.719.73-2.98+4.81=11.568.51+7.07-9.33+2.51=8.768.54-1.78+5.97-9.67=3.060.16+8.35+2.02+8.05=18.585.95+2.03+3.08+5.6=16.667.9+5.53+7.06-7.77=12.725.93-0.47+6.45=11.916.82+7.52-8.84=5.56.33-2.61-1.73+1.57=3.567.58+4.6+8.43=20.613.54+1.08+7.06+1.51=13.192.23+5.53+7.3=15.064.22-4+3.31+4.48=8.019.1-1.16-1.38=6.567.38-0.16-0.88-4.58=1.767.95+4.39-4.24=8.19.06-7.04+5.44+5.32=12.781.97+0.37+3.08=5.424.85+7.62-9.49+6.72=9.79.13-2.48-5.59+3.8=4.868.36-4.01+3.58=7.937.27-1.05+1.22+5.19=12.633.42-1.62=1.85.59-0.15-1.35-1.97=2.122.15+2.28-0.53+5.95=9.859.49+3.64+2.42=15.558.18+0.6+7.52+1.13=17.436.2-0.64+8.22+6.48=20.265.74-4.24+9.54-9.86=1.189.32-4.94-0.62+2.87=6.634.29-1.13-1.18=1.986.1+9.88+5.01+0.4=21.394.17+8.45+2.35+7=21.971.23+9.24-0.19+1.43=11.714.75-3.44+8.25=9.568.22-0.03-6.81+3.14=4.524.91+4.6-0.95-5.46=3.14.28-3.16=1.129.51-0.97-5.79-2.05=0.73.86+4+8.08=15.948.52+5.47-9.86+7.02=11.158.86+4.83-8.59=5.11.52+1.84=3.368.06-5.69-0.64+4.52=6.253.98+5.14+4.41+7.67=21.29.09-0.95-5.04=3.14.71+3.65-1.99+2.05=8.426.56-3.67-0.13+8.42=11.185.73+4.79+4.63=15.155.47-