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9.21-2.9-5.26-0.14=7.32+2.79+0.83=9.94-6.89+3.68-4.54=8.87-0.69+1.41+3.15=6.64-3.75-0.47-2.25=4.52+4.31+4.74+2.7=9.47-5.64+6.99=2.82+2.87-0.88=7.03+7.04=9.99-1.71-2.98=5.79-3.33=5.01+7.52=9.5+9.51+7=5.36-1.01+9.27=6.35-4.86=2.65-2.32+1.95+3.59=4.49-0.03-1.9=6.96-5.05+9.88-4.75=5.3+4.38-5.41=9.78-0.04-6.19=5.71+4.92-0.58-5.36=3.48-0.95-2.43+7.35=1.52+6.43-6.92=3.37+3.62+6.28+8.34=9.46-0.32+5.94+5.29=0.15+8.26-4.18+1.15=4.16+1.57+9.41=5.58+8.99-1.24+2.68=5.56+4-5.12+2.57=6.47-1.6-1.02-1=4.7-3.67+5.07-1.59=3.26+8.64+1.88-8.06=2.63+2.35+4.05-0.44=3.8-1.59+0.33=8.2-3.43-0.78+1.29=2.1+3.26=7.34+7.08=7.74+7.07-0.03+7.63=9.4-1.65-5.86-0.91=9.67+0.26=9.55-0.29+3.34+1.02=8.92-3.82+1.29-2.62=0.88+3.35=5.89-1.22-0.37+1.29=9.92+1.86+0.67=5.5-3.3+5.76=8.5-4.73+2.17+6.17=7.89+0.29+1.03+9.3=7.53-2.91=2.08+5.35-5.01+6.73=6.16+9.9-3.05-6.32=9.05+5.05-2.76-9.99=9.29-2.29-6.38+7.25=1.91-1.4=7.14+0.71=2.57+6.89=9.57-1.71-5.05+0.65=6.82+7.03+6.84=3.31+4.1-3.15+7.38=7.76+2.31-1.15-3.12=7.91+3.22-1.57-0.41=5.17+1.67-6.74=6.8+3.38-1.94+2.54=8.68+3.46-2.29=9.34-3.22-2.03-2.62=9.3-0.61-6.84+1.79=5.66+8.63-4.94-0.82=0.99+3.58+0.6=9.14+4.06-2.89-8.96=1.16+7.12+4.45=8.89+2.5+8.92-8.29=6.38-4.75+1.45+1.15=9.29-5.6+5.22+6.81=8.81-5.99+0.84=4.79-2.17+6.07+2.74=7.4+9.6-1.69-7.58=9.01-3.11+3.98-7.12=0.96+3.31+0.54=9.94-3.79=5.39+4.56+5.18=6.55-2.61-1.52=6.14-3.1+8.44-2.77=0.3+9.98+7.81-0.36=9.24+6.27+3.16+2.86=7.47-1.3-1.02-2.41=2.19+6.54+2.69+1.73=5.36-3.32+4.8-4.22=2.91+7.79-2=6.96+3.1+1.81=3.04+3.63=2.7+9.66-1=1.41-0.95+6.88+7.21=5.86+0.21+4.04-5.76=8.23-7.77-0.19+6.29=4.68+5.73-1.28-5.82=6.32+8.71+6.99+1.91=9.64+4.05+4.51-8.47=9.42-0.82-0.8+9.93=8.45-5.27+3.16+7.66=7.25-0.2+7.41+5.3=4.18+4.91=4.29+3.77-2.96=9.1+8.68-0.08+0.03=5.09-0.35=5.12+3.44=6.8+8.32+9.29-8.61=4.95-0.71+0.11=7.32-1.46+9.71+2.32=1.18+0.15=4.51+5.41-7.82=9.4-6.57+0.08+3.48=4.09+3.12-4.04+8.69=1.98+8.36+0.82-8.26=9.4-6.63-1.57+2.39=8.27-7.25+2.33=4.91-4.36+7.38-5.44=6.05+7.63+9.08=5.19+9.46+7.08=8.97-6.29-0.81+9.6=1.92+3.49+8.22-4.71=9.23-2.45-0.81-5.25=7.07+6.55+2.38+7.84=8.97-1.34-1.86+7.25=2.06+6.55+3.19-5.11=5.83+3.37+0.2+4.3=8.45+8.7+3.82+1.55=7.84-7.29+7.83+4.38=8.9+1.65-4.62+8.37=4.91-1.99-0.34=5.04-2.75=7.3-0.34+6.79-6.68=7.36+0.15=6.74+4.07-6.18=8.08-2.82+5.72+1.8=9.2-3.29+1.3-2.74=7.64-0.34-5.78+1.11=9.66+6.31-2.06+3.01=7.48-1.72-3.56=8.34+8.12-2.5=5.73-1.4+3.06-5.66=9.73-3.3-3.22=8.25-1.83-3.03-0.46=7.87+0.49=9.96-4.22+8.47-3.99=9.09+6.74-5.04-1.72=6.64-2.59+2.99-1.27=6.04-0.22+9.18+7.32=5.42-1.27=9.35+1.6+5.96=7.31+5.79-5.58-0.68=8.75-0.63=9.98-8.72+4.69+5.78=6.14-2.39-3.36=6.11+8.14-2.76+9.09=4.28-1.63-1.39+5.28=7.82-0.64-2.12=9.84-4.05-5.11=6.5+4.43+3.58-8.05=6.2+3.49-5.26=5.75-1.87=7.6-6.1+4.34+9.75=9.01+5.07=8-4.98+3.54-1.38=7.36-2.38-2.04+9.31=2.73+0.85+1.23=4.92+4.58-4.18+2.42=4.86+6.44-5.84=2.21-1.38+7.17-0.97=6.64-1.53=6.66-5.67+4.97=1.4+1.17+4.02-3.19=5.65+7.64=8.35+3.19-0.55-6.47=4.7+7.82-3.12+3.1=8.28-7.09=8.36-0.47+1.19-3.9=4.11+7.62+6.49-2.95=9.26+7.18-5.91=3.48+7.09+1.48-9.58=8.72-2.22-2.18=6.84+9.56-9.37+4.15=5.25-0.47-1.8=8.07+3.46-0.74=3.04+2.14-0.55=1.44+8.47-3.29+3.72=2.48-2.06+3.73-3.43=8.26-0.26-2.11=8.07-2.29=3.8-2.42-0.23+1.04=9.48-9.36+7.1=3.8+7.43+1.16+4.18=8.82-3.29+1.54=8.23+1.2-2.89=8.77-8.01+5.56=6.89+2.84-0.3+7.38=0.93+2.79=9.76+6.22+0.59-1.87=5.08-3.21+8.15+0.44=6.11+3.67+5.24=4.56+4.2+9.9-4.75=9.9-0.17-2.07-3.23=9.55-3.22+9.61+8.49=6.8+7.96=4.07+8.26-3.61=9.29-9.08+8.82=3.02+9.59+9.37-9.62=7.49-6.22+2.05=7.66-5.58=8.89+2.48-8.07+0.17=6.56-4.42+6.23+7.19=8.6-5.27-2.74=7.76+7.34-6.34-6.39=5.11+2.82+0.14=3.14+6.83-4.08-0.49=8.87-2.06-3.34-2.2=9.12-5.37+4.67=9.74+0.52+4.39-2.54=4.77-1.23+5.2+5.92=1.08+9.75+8.23=5.15+3.32+7.16+5.13=3.17+8.41=2.4-0.28+7.87=4.17-0.98-0.31-2.24=3.2+1.95+9.74=6.36+3.42=7.79+0.71-6.36-1.84=7.24-0.38+1.09+1.64=8.97-7.53=7.31+2.81+7.62+3.82=7.75+2.22-0.96+7.64=9.28+4.29+8.1-7.38=5.96+2.4+8.19+2.35=6.76-1.69+9.83-4.02=4.6+9.54+5.04-0.65=9.8+9.74+1.53=7.47-7.07-0.12=9.59-4.98-1.01=2.51+0.25=8.36+9.13+6.17=6.05+7.47-2.53=8.66+9.98+1.26-2.27=4.48-1.32+3.25-0.59=5.28+4.28-2.06+2.99=4.82+5.57-6.67+8.66=7.36-0.08+6.18+7.49=8.81+7.01=5.14-2.29-0.97=9.14-2.03-5.06=5.94+9.97+3.67-5.58=4.66+9.56-0.88=2.82+9.73+9.76+4.1=5.04+8.38=9.63-4.43-1.53+9.25=1.01+5.67=5.43-3.69=6.61+6.34+6.6-6.14=8.89+0.09+4.57=8.47-2.32+6.17=1.13+9.33-7.48-1.48=4.68-1.35-1.75-0.11=9.78+1.67-3.47+0.7=8.08-0.3-0.35-2.27=8.14-2.7-2.77=9.07-1.51-1.18-3.09=4.82-2.54+6.86=1.82+5.08=9.19-5.7-0.25-3.06=6.88-1.88-3.1=9.26-0.39-2.53+6.72=5.79+4.16=7.88-3.55-1.61+5.96=9.68-8.73+7.15-3.49=7.74-3.83-1.06-0.3=1.97+5.74=7-4.61+4.56+5.09=8.55-5.43-1.29+4.56=3.39+8.79-7.68+5.23=6.67+7.96+5.36+9.21=5.33-1.84+9.04+5.06=4.99+2.91+9.28-9.86=8.21-3.14-0.08=8.9+7.94=3.17-1.5=9.06-3.65+8.01-7.11=6.38-2.28+7.13-5.28=5.32+0.28+1.07-1.47=6.98-4.51+6.78=7.87-3.71-0.28+0.06=7.54-6.7=3.81+9.36+8.08=7.44-4.6=7.21+3.35-2.51-4.2=6.6-5.59+9.87-4.67=7.53-3.69-3.3+0.83=6.92+5.45+8.27=9.03+5.46-8.82=8.81-5.99=7.6-2.49+7.46-4.22=9.6-1.27+2.26-4.42=9.38-2.34+0.86-3.4=9.46-3.64-3.51+3.77=5.4-0.97+2.83=7.89-5.58-0.72+7.86=7-0.57=3.2+0.95+5.49+2.78=7.79+2.85+1+7.34=8.48+5.88+6.89-2.89=1.6+0.83+1.41-0.07=5.34+0.05-2.41-0.16=1.36+1.68+3.63=5.91+2.21=4.91-4.61+4.13=8.3-3.17-0.17-2=8.32+3.69+0.91-4.6=7.47+0.61+7.82-3.71=2.49-0.45+8.13=8.99-1.78-3.22=5.43-0.92+1.47=8.11-3.31-0.7=8.05-0.34+3.3+8.66=3.88+3.99-6.22+7.64=4.75-3.89+9.33-7.12=6.79-4.78-1.54+5.88=8.16-0.22+6.25-1.71=8.05-7.23+8.58-1.85=1.21+9.37-2.48+3.82=9.28-3.41+2.68-0.14=5.33+0.77=5.8-4.39-1.2+4.65=7.32-0.05+7.67-7.44=4.92-0.86-3.77=4.62+9.37-5.6-1.24=3.33+3.09-2.31-3.69=2.6+7.26-0.79+0.05=9.97+4.06-1.37+1.1=5.35+8.2+2.14-8.03=6.41+4.72-9.78+3.41=3.72+0.07+2.67=7.48-3.81-0.05-1.75=7.69+3.41+4.32-2.6=1.04+0.19=5.12+8.01-5.14-2.5=9.92+9.52-2.93-4.89=6.48+2.17-3.79+7.36=9.83-7.16+9.77-6.79=9.5-0.76-0.25+0.72=0.86+9.01-1.21=6.83-2.22=2.85+7.66-2.91-2.41=1.29+5.45+8.35=7.9-2.16-4.41+7.77=9.72-2.09+3.51-1.59=3.37+8.26+0.19+0.07=9.9+7.16-7.63=6.7-0.24-3.21-1.49=7.05-0.06=4.64-2.44=7.1+4.39-2.79+0.2=4.51+3.97-0.04+7.06=9.13+3.25-5.02-5.43=0.47+9.72+1.85=7.04+4.18+7.52+2.33=1+1.31+8.26=8.58-3.08+3.16+4.44=1.78-1.4+9.21=5.26-0.66+3-5.28=5.11-4.09+8.49+3.99=8.65-1.93-0.85+1.61=8.62-0.74-3.06=3.49+4.29+2.13=4.67+2=1.24+3.41+4.33+4.73=5.86+7.11=1.22+9.67+1.84+2.8=6.93-4.71=3.72+8.78+6.11=5.34+0.07=5.3+9.68+0.69-2.85=8.5-6.75+7.57-2.19=7.64-1.18-4.06=7.26-1.37=5.58+9.28-0.09=5.21-1.23-1.08+9.89=9.94-3.32-2.03=9.27+0.26-3+8.29=2.64+3.65=4.57-3.14=8.78+5.45-4.84+4.88=7.57+5.01-9.78=3.72+6.65-0.11-9.27=4.94-1.56+2.93+5.78=6.74+9.58-8.38-0.41=3.99-3.3-0.32+8.02=7.44-6.4+0.43+8.94=9.11-7.61+4.34=7.09-5.77=7.48+3.8=8.44-4.31=9.2-1.3-0.42-0.98=2.68-0.32+7.43+4.35=9.71+9.24+5.56=9.61-0.25-0.76-1.97=7.95-1.77+9.74+3.89=9.36-4.03-1.9=3.61-2.3=3.61-3.29-0.06=7.73+3.33-2.24=0.07+4.07+5.82=6.44-0.69+7.55=7.45-0.05-4.88+5.99=8.01-7.55+1.77+5.56=6.64+5.91+4.37+9.29=0.02+6.33-5.65=9.75+0.97-1.53=9.43-7.05-0.57=8.81-1.69-0.05-6.93=9.08-0.69-0.25+2.17=2.75-1.38+0.13+8.73=6.43-1.41+5.22=9.54-2.36+6.97=9.97+8.03+0.09=8.56+7.47-1.51=6.95-5.01+8.25=9.29-2.54+7.94=0.23+6.79-2.18+1.87=5.16+0.92+2=6.11-2.99=0.69+5.75+7.06+9.2=6.07+5.93-8.95+4.41=4.95+3.21=7.82+3.1-5.66=4.38+1.88=9.51-0.83-2.75-1.01=0.84+4.29+7.18=4.28-1.26=7.37+4.32-3.54=6.41+3.21-3.55=7.82-7.6+5.48+9.89=0.35+8.12-0.45-1.98=0.08+8.94-6.09=0.75+5.7=8.16-3.51-4.13=8.18-0.72-3.24-3.75=5.66+5.12-7.71-0.44=9.41-8.39-0.34=7.04-2-0.48+9.01=8.01-1.14+0.76-3.4=7.18+9.96+7.28=8.85-3.05+2.4+3.67=2.7+9.58=7.22+3.27+0.51+1.24=1.19+7.35-3.1+4.19=5.94-4.06+5.76=3.76+9.49-6.01=9.26-1.55-1.84=8.37+2.94-2.44=8.46+2.68-7.9=2.93-2.37=9.07-4.4+8.52=7.14+5.86-2.85-0.86=5.76+8.76-3.95=9.66-6.95+6.91-5.22=9.8+9.7-7.01=2.56+8.55+6.09=0.95+0.16+8.62+2.53=8.35-3.71-4.28+2.76=0.13+9.56-1.49+3.32=8.41+7.7+4.93+0.38=2.17+5.1-4.52=8.49-2.44-1.79-3.1=7.79-6.76+7-5.65=7.91-3.14+8.94+5.6=6.11+9.54-8.74=3.26-0.67+0.78+8.79=5.22+1.69+7.84-1.26=4.49+7.62+4.07-6.71=3.01+6.04-0.06+8.93=9.94-4.76+2.32+9.04=8.02-0.51-0.81-0.71=3.26+5.23-5.88+9.56=9.62-1.88-4.69-2.6=0.9-0.4=8.57-8.1=9.33-1.28+0.56+5.79=8.53+2.69-8.28+1.77=3.9+6.75+9.53-6.17=1.93+1.94+8.87=9.35+3.3-6.78=7.12+2.44+6.19+6.69=7.5+3.7+8.45=5.61-0.1+5.78+2.06=1.12+5.47+0.79-5.49=4.92+2.09+8.78+9.88=9.1-4-1.64-2.12=4.34-1.63-2.26+4.43=8.15-1.91-0.33=3.74-0.2+5.34=1.77-0.36=5.09-0.94-1.95=2.3-0.83+5.85=5.18+8.72-2.47-8.56=8.26-6.31+5.54-0.34=8.62+7.58-9.58+1.57=0.67+7.86-1.67=7.93-1.76-2.86+9.99=7.54-0.93-0.09-2.11=6.06+9.6-9.44=6.59+6.6-4.97=9.58-1.88-1.62-4.86=9.82-6.21-2.26-0.69=8.7-2.88-1.27-2.14=8.55-0.15-6.17+5.23=9.61-6.46+3.36+7.65=3.71+0.64=7.83-0.51-3.99-0.87=0.31+2.73+9.96=7.67-1.25-3.1=6.74+2.05+0.8=6.59+6.91+1.77=5.32+8.54+4.13-1.54=5.02-4.26+5.99=9.98-4.5+5.52=3.57-0.15-1.46-1.74=5.34+8.9+4.95=5.98+0.53+1.72=6.98-3.3+6.29=8.12-6.34+5.45-6.92=0.5+6.03-2.96=5.16-2.07=2.19+4.31+3.55+3.53=2.58+3.9+9.2-6.59=7.75+8.13-3.76+2.35=2.46-0.75-0.28=5.81-2.38-0.31+2.23=6.98+5.52-7.65=9.4-2.82-3.4=8.84+2.45=6.87-2.26-4.15+0.02=5.67-1.56-0.23+1.58=5.76-0.38=8.1+9.85+1.69-8.3=6.41+7.82-6.97+8.29=2.54+8.99+5.74-1.27=0.03+1.3=3.17+6.6-2.61-2.06=6.13+3.33-3.94-2.89=3.05+6.61+1.52+8.56=8.95-2.07+4.82-9.48=6.18-1.4-3.72+4.55=7.88+9.33+4.15-1.79=6.77+3.91+6.89+0.13=3.92+3.39+9.79-8.4=9.58-6.54=5.91-0.45-2.06-1.62=8.65-7.44+9.43=3.48+7.44-2.03-6.54=6.48-0.3-1.79-1.86=7.96-0.29-5.99=5.52+2.22+8.07-5.91=9.27+0.39+6.68+0.48=6.9+4.33+5.21+1.63=1.78-0.85+5.73-5.03=7.85+5.05-2.46+5.64=5.44-1.68-2.71=1.22+4.69=8.43-0.87-1.8-5.36=2.15+7.91-8.89+9.52=9.59+7.1+6.42=5.03-1.47-1.1=2.03+7.57+5.83-7.78=0.35+5.09=3.57+3.53-4.68+5.04=3.08-1.85+2.88=8.29-6.44=6.62+6.3-2.4-3.73=7.66-3.56=7.23-2.4+5.29-2.16=2.04+8.79=5.52+5.14+7.99-6.15=9.87-2.49-6.73=8.39-1.73+5.63+6.33=2.75+5.12+1.47-9.23=9.87-0.87=5.77-0.31-1.86-1.56=8.69-7.36=5.95+2.4-0.33=7.51-2.01-0.23-2.82=3.25+5.06+4.16+7.98=5.88-5.13+2.45=6.3-1.64-0.32=5.49-0.12-0.96=9.38-0.71-1.3+8.58=2.67-1.27-0.84+2.63=8.68-3.45-1.6+2.49=9.73-2.17-0.92-3.22=4.71-1.85+6.21+5.58=4.23+2.14+3.21=4.89+7.27+3.4+0.79=7.45-0.2-6.45+2.98=1.24-0.22+9.79=9.09+3.49+1.57+7.7=1.33-0.57=9.1-2.61-2.62-1.9=4.19+5.26-8.2+9.27=7.09-0.13=3.9+9.93+7.4+7.65=9.52-3.18+7.59-3.83=8.23-5.2+4.81=4.13+9.32+7.34=6.48-1.22+9.75-2.41=1.33+7.71+6.27+2.67=9.22-7.92+5.91+2.37=6.52+5.53-8.17-0.85=7.61+3.11=9.81-7.31+9.76+5.03=9.23-5.67+5.76-0.12=5.8+9.81+7.28-0.73=1.53+5.97=3.83+4.22+5.07=5.21-0.83-3.14-0.15=8-2.35-0.62-0.6=6.46+0.78-4.81-0.49=8.71-1.27-0.57-2.53=3.27+5.36+3.03=0.4+9.64-5.1-3.78=7.57-3.89-0.33+4.72=9.61-2.15+7.52-2.57=9.16-0.84-6.81-0.81=9.1+5.94=8.53-6.32+2.16=7.16-4.07+7.58-6.28=8.63-1.86-3.99+5.79=3.97+4.57-3.49=2.6+8.39+6.15+4.01=8.78-0.64+3.39=3.01+8.79-4.23=6.2-2.1-0.6-2.18=7.98-6.34=8.83+7.34+6.46+6.45=8.56-1.46+5.84-8.91=5.4+1.96+6.94=6.96-4.69=0.83+0.39+9.12=5.52+8.26+4.48+2.76=6.03+9-7.66+8.61=6.62-2.25-0.45=6.51-2.51-1.85=8.47-0.79-0.6-6.38=6.34-3.84+2.64=3.04-2.64+4.34+4.64=6.93+8.35-7.44=2.44+8.61-4.23-0.71=4.72+8.1+3.77+3.12=5.28-4.34-0.79+3.78=7.07-2.91=7.37-0.95-5.08=2.01+2.3-2.73+8.54=8.43-2.47+1.48+0.38=7.47+8.4-0.23-0.15=8.16-1.59-2.76+7.04=8.26+7.16-3.67-4.39=3.75+5.54-6.87=9.48+6.38+4.26-4.52=1.84-0.13-0.11+7.17=6.54-5.9=7.4-2.21-2.97=8.71-8.49+8.03+6.46=4.89+4.87+4.44+5.54=4.85+6.72-2.58-2.76=8.39+7.9-2.98-2.75=2.91+8.94+4.23=4.12+7.77-4.95-2.54=8.91-1.88=8.45-3.18+7.4=9.03+8.54+1.97-6.86=9.91-1.78-5.77-1.91=7.65+7.48-6.48+0.24=9.1+4.57+2-5.84=9.19-7.21+5.03+5.57=8.85-2.2-2.81-3.01=9.38+5.91+7.67+2.01=9.01-1.77+7.14=4.9-0.16=9.48-4.16-0.02-1.86=8.23+2.1+3.23-1.37=7.86-1.7-1.94-2.54=7.23+6.24+9.28-4.95=1.2+4.65+0.28+0.72=2.99+8.42=6.9+9.41+2.46-1.54=9.25-0.1-3.49-2.55=6.89+0.03-6.18=6.16+3.8+9.51+9.7=8.8+8.76=8.62+4.24-1.76-7.93=5.93+1.47+8.93=7.53+6.29+1.4+6.38=7.48-0.76-2.87-3.11=5.67+8.25-5.61-4.77=8.51-3.38+4.82=9.93-1.99-3.87-2.01=5.58-3.57-0.93+5.85=2.99+8.07+3.66+0.91=3.93-0.81-0.1=3.26+1.84-4.67=5.59+2.06-5.28+1.43=9.17-3.17-0.19=0.97-0.45+7.85=7.01-2.12-2.17=6.51-3.48+8.15=4.7-1.38+8.11-1.99=4.08-1.11+9.51-3.4=4.63+4.97-0.71-1.12=9.9+8.82-4.57-2.16=6.37+6.22+1.33+7.45=7.08-4.25+8.96=6.97+7-6.69-5.72=7.81-3.2-1.8=5.75+8.76-4.24-5.85=9.06-6.82+7.07-5.29=9.36-8.63-0.63+5=2.17+5.31-2.7+8.88=1.22+8.99-3.25-0.39=5.93-5.3+6.68=4.34+6.91+2.61-4.56=8.25+0.9=9.63-0.85-7.94+6.71=0.49+6.85-3.6=3.75-2.68=9.18+5.59-8+6.03=8.22-4.67+0.8+6.52=4.61+6.24+4.22+9.82=9.84-6.22=8.49+5.41-3.92+0.33=9.67-0.82-5.26+2.94=6.11-3.29+1.27-1.58=5.04-4.57+0.89=9.35-4.42-3.65=9.29-2.74+3.21+0.56=6.85+8.89=4.74+7.18+8+6.52=5.84+9.49=1.67+6.4+0.14+5.3=5.44-2.8+2.21=1.48+3.02+8.32=3.41+4.66-2.53-0.02=7.56+7.68-8.52-2.68=8.68-3.31-3=7.85-4.55+1.64+3.31=8.1+4.73-1.49-5.24=5.97-1.64+6.65=5.38-4.34+8.99-3.44=6.61-6.17=9.95+6.91-1.15-9.77=6+2.93+4.14+5.02=6.56+9.76+6.25+5.96=参考答案9.21-2.9-5.26-0.14=0.917.32+2.79+0.83=10.949.94-6.89+3.68-4.54=2.198.87-0.69+1.41+3.15=12.746.64-3.75-0.47-2.25=0.174.52+4.31+4.74+2.7=16.279.47-5.64+6.99=10.822.82+2.87-0.88=4.817.03+7.04=14.079.99-1.71-2.98=5.35.79-3.33=2.465.01+7.52=12.539.5+9.51+7=26.015.36-1.01+9.27=13.626.35-4.86=1.492.65-2.32+1.95+3.59=5.874.49-0.03-1.9=2.566.96-5.05+9.88-4.75=7.045.3+4.38-5.41=4.279.78-0.04-6.19=3.555.71+4.92-0.58-5.36=4.693.48-0.95-2.43+7.35=7.451.52+6.43-6.92=1.033.37+3.62+6.28+8.34=21.619.46-0.32+5.94+5.29=20.370.15+8.26-4.18+1.15=5.384.16+1.57+9.41=15.145.58+8.99-1.24+2.68=16.015.56+4-5.12+2.57=7.016.47-1.6-1.02-1=2.854.7-3.67+5.07-1.59=4.513.26+8.64+1.88-8.06=5.722.63+2.35+4.05-0.44=8.593.8-1.59+0.33=2.548.2-3.43-0.78+1.29=5.282.1+3.26=5.367.34+7.08=14.427.74+7.07-0.03+7.63=22.419.4-1.65-5.86-0.91=0.989.67+0.26=9.939.55-0.29+3.34+1.02=13.628.92-3.82+1.29-2.62=3.770.88+3.35=4.235.89-1.22-0.37+1.29=5.599.92+1.86+0.67=12.455.5-3.3+5.76=7.968.5-4.73+2.17+6.17=12.117.89+0.29+1.03+9.3=18.517.53-2.91=4.622.08+5.35-5.01+6.73=9.156.16+9.9-3.05-6.32=6.699.05+5.05-2.76-9.99=1.359.29-2.29-6.38+7.25=7.871.91-1.4=0.517.14+0.71=7.852.57+6.89=9.469.57-1.71-5.05+0.65=3.466.82+7.03+6.84=20.693.31+4.1-3.15+7.38=11.647.76+2.31-1.15-3.12=5.87.91+3.22-1.57-0.41=9.155.17+1.67-6.74=0.16.8+3.38-1.94+2.54=10.788.68+3.46-2.29=9.859.34-3.22-2.03-2.62=1.479.3-0.61-6.84+1.79=3.645.66+8.63-4.94-0.82=8.530.99+3.58+0.6=5.179.14+4.06-2.89-8.96=1.351.16+7.12+4.45=12.738.89+2.5+8.92-8.29=12.026.38-4.75+1.45+1.15=4.239.29-5.6+5.22+6.81=15.728.81-5.99+0.84=3.664.79-2.17+6.07+2.74=11.437.4+9.6-1.69-7.58=7.739.01-3.11+3.98-7.12=2.760.96+3.31+0.54=4.819.94-3.79=6.155.39+4.56+5.18=15.136.55-2.61-1.52=2.426.14-3.1+8.44-2.77=8.710.3+9.98+7.81-0.36=17.739.24+6.27+3.16+2.86=21.537.47-1.3-1.02-2.41=2.742.19+6.54+2.69+1.73=13.155.36-3.32+4.8-4.22=2.622.91+7.79-2=8.76.96+3.1+1.81=11.873.04+3.63=6.672.7+9.66-1=11.361.41-0.95+6.88+7.21=14.555.86+0.21+4.04-5.76=4.358.23-7.77-0.19+6.29=6.564.68+5.73-1.28-5.82=3.316.32+8.71+6.99+1.91=23.939.64+4.05+4.51-8.47=9.739.42-0.82-0.8+9.93=17.738.45-5.27+3.16+7.66=147.25-0.2+7.41+5.3=19.764.18+4.91=9.094.29+3.77-2.96=5.19.1+8.68-0.08+0.03=17.735.09-0.35=4.745.12+3.44=8.566.8+8.32+9.29-8.61=15.84.95-0.71+0.11=4.357.32-1.46+9.71+2.32=17.891.18+0.15=1.334.51+5.41-7.82=2.19.4-6.57+0.08+3.48=6.394.09+3.12-4.04+8.69=11.861.98+8.36+0.82-8.26=2.99.4-6.63-1.57+2.39=3.598.27-7.25+2.33=3.354.91-4.36+7.38-5.44=2.496.05+7.63+9.08=22.765.19+9.46+7.08=21.738.97-6.29-0.81+9.6=11.471.92+3.49+8.22-4.71=8.929.23-2.45-0.81-5.25=0.727.07+6.55+2.38+7.84=23.848.97-1.34-1.86+7.25=13.022.06+6.55+3.19-5.11=6.695.83+3.37+0.2+4.3=13.78.45+8.7+3.82+1.55=22.527.84-7.29+7.83+4.38=12.768.9+1.65-4.62+8.37=14.34.91-1.99-0.34=2.585.04-2.75=2.297.3-0.34+6.79-6.68=7.077.36+0.15=7.516.74+4.07-6.18=4.638.08-2.82+5.72+1.8=12.789.2-3.29+1.3-2.74=4.477.64-0.34-5.78+1.11=2.639.66+6.31-2.06+3.01=16.927.48-1.72-3.56=2.28.34+8.12-2.5=13.965.73-1.4+3.06-5.66=1.739.73-3.3-3.22=3.218.25-1.83-3.03-0.46=2.937.87+0.49=8.369.96-4.22+8.47-3.99=10.229.09+6.74-5.04-1.72=9.076.64-2.59+2.99-1.27=5.776.04-0.22+9.18+7.32=22.325.42-1.27=4.159.35+1.6+5.96=16.917.31+5.79-5.58-0.68=6.848.75-0.63=8.129.98-8.72+4.69+5.78=11.736.14-2.39-3.36=0.396.11+8.14-2.76+9.09=20.584.28-1.63-1.39+5.28=6.547.82-0.64-2.12=5.069.84-4.05-5.11=0.686.5+4.43+3.58-8.05=6.466.2+3.49-5.26=4.435.75-1.87=3.887.6-6.1+4.34+9.75=15.599.01+5.07=14.088-4.98+3.54-1.38=5.187.36-2.38-2.04+9.31=12.252.73+0.85+1.23=4.814.92+4.58-4.18+2.42=7.744.86+6.44-5.84=5.462.21-1.38+7.17-0.97=7.036.64-1.53=5.116.66-5.67+4.97=5.961.4+1.17+4.02-3.19=3.45.65+7.64=13.298.35+3.19-0.55-6.47=4.524.7+7.82-3.12+3.1=12.58.28-7.09=1.198.36-0.47+1.19-3.9=5.184.11+7.62+6.49-2.95=15.279.26+7.18-5.91=10.533.48+7.09+1.48-9.58=2.478.72-2.22-2.18=4.326.84+9.56-9.37+4.15=11.185.25-0.47-1.8=2.988.07+3.46-0.74=10.793.04+2.14-0.55=4.631.44+8.47-3.29+3.72=10.342.48-2.06+3.73-3.43=0.728.26-0.26-2.11=5.898.07-2.29=5.783.8-2.42-0.23+1.04=2.199.48-9.36+7.1=7.223.8+7.43+1.16+4.18=16.578.82-3.29+1.54=7.078.23+1.2-2.89=6.548.77-8.01+5.56=6.326.89+2.84-0.3+7.38=16.810.93+2.79=3.729.76+6.22+0.59-1.87=14.75.08-3.21+8.15+0.44=10.466.11+3.67+5.24=15.024.56+4.2+9.9-4.75=13.919.9-0.17-2.07-3.23=4.439.55-3.22+9.61+8.49=24.436.8+7.96=14.764.07+8.26-3.61=8.729.29-9.08+8.82=9.033.02+9.59+9.37-9.62=12.367.49-6.22+2.05=3.327.66-5.58=2.088.89+2.48-8.07+0.17=3.476.56-4.42+6.23+7.19=15.568.6-5.27-2.74=0.597.76+7.34-6.34-6.39=2.375.11+2.82+0.14=8.073.14+6.83-4.08-0.49=5.48.87-2.06-3.34-2.2=1.279.12-5.37+4.67=8.429.74+0.52+4.39-2.54=12.114.77-1.23+5.2+5.92=14.661.08+9.75+8.23=19.065.15+3.32+7.16+5.13=20.763.17+8.41=11.582.4-0.28+7.87=9.994.17-0.98-0.31-2.24=0.643.2+1.95+9.74=14.896.36+3.42=9.787.79+0.71-6.36-1.84=0.37.24-0.38+1.09+1.64=9.598.97-7.53=1.447.31+2.81+7.62+3.82=21.567.75+2.22-0.96+7.64=16.659.28+4.29+8.1-7.38=14.295.96+2.4+8.19+2.35=18.96.76-1.69+9.83-4.02=10.884.6+9.54+5.04-0.65=18.539.8+9.74+1.53=21.077.47-7.07-0.12=0.289.59-4.98-1.01=3.62.51+0.25=2.768.36+9.13+6.17=23.666.05+7.47-2.53=10.998.66+9.98+1.26-2.27=17.634.48-1.32+3.25-0.59=5.825.28+4.28-2.06+2.99=10.494.82+5.57-6.67+8.66=12.387.36-0.08+6.18+7.49=20.958.81+7.01=15.825.14-2.29-0.97=1.889.14-2.03-5.06=2.055.94+9.97+3.67-5.58=144.66+9.56-0.88=13.342.82+9.73+9.76+4.1=26.415.04+8.38=13.429.63-4.43-1.53+9.25=12.921.01+5.67=6.685.43-3.69=1.746.61+6.34+6.6-6.14=13.418.89+0.09+4.57=13.558.47-2.32+6.17=12.321.13+9.33-7.48-1.48=1.54.68-1.35-1.75-0.11=1.479.78+1.67-3.47+0.7=8.688.08-0.3-0.35-2.27=5.168.14-2.7-2.77=2.679.07-1.51-1.18-3.09=3.294.82-2.54+6.86=9.141.82+5.08=6.99.19-5.7-0.25-3.06=0.186.88-1.88-3.1=1.99.26-0.39-2.53+6.72=13.065.79+4.16=9.957.88-3.55-1.61+5.96=8.689.68-8.73+7.15-3.49=4.617.74-3.83-1.06-0.3=2.551.97+5.74=7.717-4.61+4.56+5.09=12.048.55-5.43-1.29+4.56=6.393.39+8.79-7.68+5.23=9.736.67+7.96+5.36+9.21=29.25.33-1.84+9.04+5.06=17.594.99+2.91+9.28-9.86=7.328.21-3.14-0.08=4.998.9+7.94=16.843.17-1.5=1.679.06-3.65+8.01-7.11=6.316.38-2.28+7.13-5.28=5.955.32+0.28+1.07-1.47=5.26.98-4.51+6.78=9.257.87-3.71-0.28+0.06=3.947.54-6.7=0.843.81+9.36+8.08=21.257.44-4.6=2.847.21+3.35-2.51-4.2=3.856.6-5.59+9.87-4.67=6.217.53-3.69-3.3+0.83=1.376.92+5.45+8.27=20.649.03+5.46-8.82=5.678.81-5.99=2.827.6-2.49+7.46-4.22=8.359.6-1.27+2.26-4.42=6.179.38-2.34+0.86-3.4=4.59.46-3.64-3.51+3.77=6.085.4-0.97+2.83=7.267.89-5.58-0.72+7.86=9.457-0.57=6.433.2+0.95+5.49+2.78=12.427.79+2.85+1+7.34=18.988.48+5.88+6.89-2.89=18.361.6+0.83+1.41-0.07=3.775.34+0.05-2.41-0.16=2.821.36+1.68+3.63=6.675.91+2.21=8.124.91-4.61+4.13=4.438.3-3.17-0.17-2=2.968.32+3.69+0.91-4.6=8.327.47+0.61+7.82-3.71=12.192.49-0.45+8.13=10.178.99-1.78-3.22=3.995.43-0.92+1.47=5.988.11-3.31-0.7=4.18.05-0.34+3.3+8.66=19.673.88+3.99-6.22+7.64=9.294.75-3.89+9.33-7.12=3.076.79-4.78-1.54+5.88=6.358.16-0.22+6.25-1.71=12.488.05-7.23+8.58-1.85=7.551.21+9.37-2.48+3.82=11.929.28-3.41+2.68-0.14=8.415.33+0.77=6.15.8-4.39-1.2+4.65=4.867.32-0.05+7.67-7.44=7.54.92-0.86-3.77=0.294.62+9.37-5.6-1.24=7.153.33+3.09-2.31-3.69=0.422.6+7.26-0.79+0.05=9.129.97+4.06-1.37+1.1=13.765.35+8.2+2.14-8.03=7.666.41+4.72-9.78+3.41=4.763.72+0.07+2.67=6.467.48-3.81-0.05-1.75=1.877.69+3.41+4.32-2.6=12.821.04+0.19=1.235.12+8.01-5.14-2.5=5.499.92+9.52-2.93-4.89=11.626.48+2.17-3.79+7.36=12.229.83-7.16+9.77-6.79=5.659.5-0.76-0.25+0.72=9.210.86+9.01-1.21=8.666.83-2.22=4.612.85+7.66-2.91-2.41=5.191.29+5.45+8.35=15.097.9-2.16-4.41+7.77=9.19.72-2.09+3.51-1.59=9.553.37+8.26+0.19+0.07=11.899.9+7.16-7.63=9.436.7-0.24-3.21-1.49=1.767.05-0.06=6.994.64-2.44=2.27.1+4.39-2.79+0.2=8.94.51+3.97-0.04+7.06=15.59.13+3.25-5.02-5.43=1.930.47+9.72+1.85=12.047.04+4.18+7.52+2.33=21.071+1.31+8.26=10.578.58-3.08+3.16+4.44=13.11.78-1.4+9.21=9.595.26-0.66+3-5.28=2.325.11-4.09+8.49+3.99=13.58.65-1.93-0.85+1.61=7.488.62-0.74-3.06=4.823.49+4.29+2.13=9.914.67+2=6.671.24+3.41+4.33+4.73=13.715.86+7.11=12.971.22+9.67+1.84+2.8=15.536.93-4.71=2.223.72+8.78+6.11=18.615.34+0.07=5.415.3+9.68+0.69-2.85=12.828.5-6.75+7.57-2.19=7.137.64-1.18-4.06=2.47.26-1.37=5.895.58+9.28-0.09=14.775.21-1.23-1.08+9.89=12.799.94-3.32-2.03=4.599.27+0.26-3+8.29=14.822.64+3.65=6.294.57-3.14=1.438.78+5.45-4.84+4.88=14.277.57+5.01-9.78=2.83.72+6.65-0.11-9.27=0.994.94-1.56+2.93+5.78=12.096.74+9.58-8.38-0.41=7.533.99-3.3-0.32+8.02=8.397.44-6.4+0.43+8.94=10.419.11-7.61+4.34=5.847.09-5.77=1.327.48+3.8=11.288.44-4.31=4.139.2-1.3-0.42-0.98=6.52.68-0.32+7.43+4.35=14.149.71+9.24+5.56=24.519.61-0.25-0.76-1.97=6.637.95-1.77+9.74+3.89=19.819.36-4.03-1.9=3.433.61-2.3=1.313.61-3.29-0.06=0.267.73+3.33-2.24=8.820.07+4.07+5.82=9.966.44-0.69+7.55=13.37.45-0.05-4.88+5.99=8.518.01-7.55+1.77+5.56=7.796.64+5.91+4.37+9.29=26.210.02+6.33-5.65=0.79.75+0.97-1.53=9.199.43-7.05-0.57=1.818.81-1.69-0.05-6.93=0.149.08-0.69-0.25+2.17=10.312.75-1.38+0.13+8.73=10.236.43-1.41+5.22=10.249.54-2.36+6.97=14.159.97+8.03+0.09=18.098.56+7.47-1.51=14.526.95-5.01+8.25=10.199.29-2.54+7.94=14.690.23+6.79-2.18+1.87=6.715.16+0.92+2=8.086.11-2.99=3.120.69+5.75+7.06+9.2=22.76.07+5.93-8.95+4.41=7.464.95+3.21=8.167.82+3.1-5.66=5.264.38+1.88=6.269.51-0.83-2.75-1.01=4.920.84+4.29+7.18=12.314.28-1.26=3.027.37+4.32-3.54=8.156.41+3.21-3.55=6.077.82-7.6+5.48+9.89=15.590.35+8.12-0.45-1.98=6.040.08+8.94-6.09=2.930.75+5.7=6.458.16-3.51-4.13=0.528.18-0.72-3.24-3.75=0.475.66+5.12-7.71-0.44=2.639.41-8.39-0.34=0.687.04-2-0.48+9.01=13.578.01-1.14+0.76-3.4=4.237.18+9.96+7.28=24.428.85-3.05+2.4+3.67=11.872.7+9.58=12.287.22+3.27+0.51+1.24=12.241.19+7.35-3.1+4.19=9.635.94-4.06+5.76=7.643.76+9.49-6.01=7.249.26-1.55-1.84=5.878.37+2.94-2.44=8.878.46+2.68-7.9=3.242.93-2.37=0.569.07-4.4+8.52=13.197.14+5.86-2.85-0.86=9.295.76+8.76-3.95=10.579.66-6.95+6.91-5.22=4.49.8+9.7-7.01=12.492.56+8.55+6.09=17.20.95+0.16+8.62+2.53=12.268.35-3.71-4.28+2.76=3.120.13+9.56-1.49+3.32=11.528.41+7.7+4.93+0.38=21.422.17+5.1-4.52=2.758.49-2.44-1.79-3.1=1.167.79-6.76+7-5.65=2.387.91-3.14+8.94+5.6=19.316.11+9.54-8.74=6.913.26-0.67+0.78+8.79=12.165.22+1.69+7.84-1.26=13.494.49+7.62+4.07-6.71=9.473.01+6.04-0.06+8.93=17.929.94-4.76+2.32+9.04=16.548.02-0.51-0.81-0.71=5.993.26+5.23-5.88+9.56=12.179.62-1.88-4.69-2.6=0.450.9-0.4=0.58.57-8.1=0.479.33-1.28+0.56+5.79=14.48.53+2.69-8.28+1.77=4.713.9+6.75+9.53-6.17=14.011.93+1.94+8.87=12.749.35+3.3-6.78=5.877.12+2.44+6.19+6.69=22.447.5+3.7+8.45=19.655.61-0.1+5.78+2.06=13.351.12+5.47+0.79-5.49=1.894.92+2.09+8.78+9.88=25.679.1-4-1.64-2.12=1.344.34-1.63-2.26+4.43=4.888.15-1.91-0.33=5.913.74-0.2+5.34=8.881.77-0.36=1.415.09-0.94-1.95=2.22.3-0.83+5.85=7.325.18+8.72-2.47-8.56=2.878.26-6.31+5.54-0.34=7.158.62+7.58-9.58+1.57=8.190.67+7.86-1.67=6.867.93-1.76-2.86+9.99=13.37.54-0.93-0.09-2.11=4.416.06+9.6-9.44=6.226.59+6.6-4.97=8.229.58-1.88-1.62-4.86=1.229.82-6.21-2.26-0.69=0.668.7-2.88-1.27-2.14=2.418.55-0.15-6.17+5.23=7.469.61-6.46+3.36+7.65=14.163.71+0.64=4.357.83-0.51-3.99-0.87=2.460.31+2.73+9.96=137.67-1.25-3.1=3.326.74+2.05+0.8=9.596.59+6.91+1.77=15.275.32+8.54+4.13-1.54=16.455.02-4.26+5.99=6.759.98-4.5+5.52=113.57-0.15-1.46-1.74=0.225.34+8.9+4.95=19.195.98+0.53+1.72=8.236.98-3.3+6.29=9.978.12-6.34+5.45-6.92=0.310.5+6.03-2.96=3.575.16-2.07=3.092.19+4.31+3.55+3.53=13.582.58+3.9+9.2-6.59=9.097.75+8.13-3.76+2.35=14.472.46-0.75-0.28=1.435.81-2.38-0.31+2.23=5.356.98+5.52-7.65=4.859.4-2.82-3.4=3.188.84+2.45=11.296.87-2.26-4.15+0.02=0.485.67-1.56-0.23+1.58=5.465.76-0.38=5.388.1+9.85+1.69-8.3=11.346.41+7.82-6.97+8.29=15.552.54+8.99+5.74-1.27=160.03+1.3=1.333.17+6.6-2.61-2.06=5.16.13+3.33-3.94-2.89=2.633.05+6.61+1.52+8.56=19.748.95-2.07+4.82-9.48=2.226.18-1.4-3.72+4.55=5.617.88+9.33+4.15-1.79=19.576.77+3.91+6.89+0.13=17.73.92+3.39+9.79-8.4=8.79.58-6.54=3.045.91-0.45-2.06-1.62=1.788.65-7.44+9.43=10.643.48+7.44-2.03-6.54=2.356.48-0.3-1.79-1.86=2.537.96-0.29-5.99=1.685.52+2.22+8.07-5.91=9.99.27+0.39+6.68+0.48=16.826.9+4.33+5.21+1.63=18.071.78-0.85+5.73-5.03=1.637.85+5.05-2.46+5.64=16.085.44-1.68-2.71=1.051.22+4.69=5.918.43-0.87-1.8-5.36=0.42.15+7.91-8.89+9.52=10.699.59+7.1+6.42=23.115.03-1.47-1.1=2.462.03+7.57+5.83-7.78=7.650.35+5.09=5.443.57+3.53-4.68+5.04=7.463.08-1.85+2.88=4.118.29-6.44=1.856.62+6.3-2.4-3.73=6.797.66-3.56=4.17.23-2.4+5.29-2.16=7.962.04+8.79=10.835.52+5.14+7.99-6.15=12.59.87-2.49-6.73=0.658.39-1.73+5.63+6.33=18.622.75+5.12+1.47-9.23=0.119.87-0.87=95.77-0.31-1.86-1.56=2.048.69-7.36=1.335.95+2.4-0.33=8.027.51-2.01-0.23-2.82=2.453.25+5.06+4.16+7.98=20.455.88-5.13+2.45=3.26.3-1.64-0.32=4.345.49-0.12-0.96=4.419.38-0.71-1.3+8.58=15.952.67-1.27-0.84+2.63=3.198.68-3.45-1.6+2.49=6.129.73-2.17-0.92-3.22=3.424.71-1.85+6.21+5.58=14.654.23+2.14+3.21=9.584.89+7.27+3.4+0.79=16.357.45-0.2-6.45+2.98=3.781.24-0.22+9.79=10.819.09+3.49+1.57+7.7=21.851.33-0.57=0.769.1-2.61-2.62-1.9=1.974.19+5.26-8.2+9.27=10.527.09-0.13=6.963.9+9.93+7.4+7.65=28.889.52-3.18+7.59-3.83=10.18.23-5.2+4.81=7.844.13+9.32+7.34=20.796.48-1.22+9.75-2.41=12.61.33+7.71+6.27+2.67=17.989.22-7.92+5.91+2.37=9.586.52+5.53-8.17-0.85=3.037.61+3.11=10.729.81-7.31+9.76+5.03=17.299.23-5.67+5.76-0.12=9.25.8+9.81+7.28-0.73=22.161.53+5.97=7.53.83+4.22+5.07=13.125.21-0.83-3.14-0.15=1.098-2.35-0.62-0.6=4.436.46+0.78-4.81-0.49=1.948.71-1.