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7.22-1.21-1.73=7.92-1.96+4.44=5.51-2.3+3.18-0.26=8.9-2.67-3.59=5.35-2.38+3.35-2.08=9.99+7.9-8.64-5.17=7.53+8.87-5.48+2.16=5.8+6.43+5.1+7.47=7.54-1.46-1.44-0.92=3.33+8.25+9.94-5.35=5.95-5.74=4.08+1.81=0.18+8.33=9.23+6.23+2.16=7.78+3.62+8.37+5.71=9.87-9.18+1.36+2.15=3.57-3.35=9.9-2.9-1.87+7.61=7.73-2.03-2.04=1.04+4.56+0.93+6.42=3.6-2.43=0.87+9.7-3.17=1.03+2.43-1.28+3.6=9.13+6.02-0.08-0.27=0.3+2.87+6.93=9.35+0.26-2.87=3.25+8.53=9.81+9.39-7.13-1.79=6.37-5.86+0.24+4.49=5.86-0.24=7.39-2.09+5.19-8.73=3.7+4.76-3.15-3.45=8.5+5.04-2.96=0.66+2.8-1.68+6.33=9.68-5.76-3.22=8+6.57+1.27=1.24+3.75-1.55=5.77-0.98+7.72-9.42=8.76-3.88-4.03+7.62=2.95+2.42=4.9-2.24=3.83-0.53+9+1.14=3.03+4.58+0.97-0.06=2.46-1.21+9.15=7.55-0.45-4.27+1.26=1.65+8.66-6.04=6.3-0.05-0.83-4.34=0.67-0.47+0.84=7.12+8.84-6.38=8.34+2.07+2.42=7.11-6.12+4.35-2.27=9.54-1.69-0.31+0.33=9.01-2.37-4.92+4.05=9.84-3.39-6.01+4.98=9.36-8.75+9.96-4.54=7.28+1.83-0.03=6.04-2.69+4.99=7.77+7.82+8.11+2.03=2.43+1.3=5.78+5.59+0.91=9.7-5.98+8.54=7.66-0.9-1.33+5.35=5.76+7.14+4.36=1.56+0.8+2.51=8.92-7.85-0.27=5.22-2.35+1.72=9.04+5.84+0.81=7.38-1.08-4.09-0.9=6.83-1.72-2.08=4.4+1.91+4.89-6.18=6.25-3.1-1.12+9.75=9.6-3.82=5.41-1.58-2.27+0.76=7.28+2.31-2.75=4.57-0.28+4.97-5.03=6.86-4.24+3.66+5.68=9.77-0.99-0.4-2.77=2.66+8.66-0.41+4.22=7.89+4.36-2.55=5.34+8.41+2.57-7.89=5.14-3.9-0.53=2.36+3.37-3.95+4.42=8-2.93-3.42+3.32=5.65+2.56+7.02+5.84=2.59-0.15+8.57=9.47-3.27-2.17-1.53=0.49+8.7+2.88=7.27-4.82-0.66-1.44=8.12-2.59-4.76+9.08=5.82-0.14+7.65+2.49=1+3.66-3.07=8.04-0.49-3.23-1.35=9.7+7.83-0.7-7.42=8.02+7.38+1.21+2.87=9.25-1.22-0.94-5.23=7.23-3.98+4.44+8.08=9.77-0.32-2.87=3.65-3.15+3.75+2.92=5.99-1.55-1.73=9.26-0.34-5.39=9.56-4.22-1.03-2.55=1.55+5.52-6.77=8.41+4.86+0.12=8.02+3.26+3.91=9.33+4.31+3.44-8.98=3.88-0.89-2.67=1.6-0.19+8.09-1.22=8.37-1.48-2.51-1.72=1.83+4.96-0.18-2.54=8.2-3.96+8.38-0.8=6.32+1.96=9.09-1.37-0.04=4.95+6.81+3.05+5.72=9.85-2.79-0.81=3.2+2.33+9.07-9.34=7.19+9.82-4.29=7.77+8.36+4.84+5.31=8.64-5.09+4.53-2.09=8.41-2.65-5.42=3.58-3.12+5.49-0.89=5.45+3.96+8.22-5.71=8.92-0.7-0.15=0.5+6.09+2.61-8.73=3.51+5.64=0.03+6.97-0.69+5.44=2.2+9.61-9.74+5.49=2.78+3.72+3.86+0.41=0.48+4.86+1.6-0.45=4.75-0.54-0.37-3.48=8.15-0.77+7.21+6.44=4.65+2.06=7.28-1.79+4.21-3.12=9.82+0.59+6.16-4.27=9.7+4.86-5.06-7.84=9.58+2.22+4.61=0.05+8.35-1.6+5.66=9.27-7.19+5.69+1.84=5.21+5.26=6.44+4.35=7.42-2.98=3.26+4.89+2.35+5.67=8.37-5.3-2.51+5.12=8.17-7.94+9.19+3.26=6.83+3.3+2.89=7.67+3.04-6.13=4.85-0.66-3.33=1.7+3.84+9.99-5.05=8.9-5.37+4.99=1.47+0.36+6.03=5.76-2-0.04+7.09=8.76-4.11+9.65-1.98=5.3-0.38=9.64+1.55-0.11-8.54=2.98-1.55+5.89+5.08=6.22+8.23+6.33-3.95=0.91+7.12+0.38-1.51=6.05+0.48+0.74-2.65=3.63-0.87+1.72-4.19=9.35+9.71-8.21-8.18=9.37-2.73=5.91-3.38+7.45+6.79=8.61+3.31=5.85+8.86-0.82-2.03=2.18+0.17+0.24=5.04+9.76-0.08-6.55=0.95+8.07+2.58+6.22=8.07-5.4-1.71+1.88=5.99-0.17-2.05=7.81-2.73+5.65=7.64-1.6-0.45+0.8=7.89-1.31-3.32-2.02=5.62-2.74-1.17-0.23=8.93+3.81-6.46-2.13=2.17+6.5+5.22-3.8=9.01-2.33-4.01+9.88=5.09-0.37+2.99+4.74=6.72+6.38-4.57-7.56=0.93+5.29+2.43=9.22+9.18-2.41-3.01=8.53-3.74-0.25+8.99=2.88+3.52-2.18=8.45-3.6+2.44=9.98-5.46+5.58=4.69+5.76+9.3-9.87=5.59+0.03+0.71+1.64=8.84+1.41-7.57+1.04=6.67-0.51-0.84-2.73=4.14-2.16+1.5=9.44+6.98-0.72-1.17=7.73-4.12-1.07-0.15=6-0.43-0.82+2.17=2.62+1.58-1.11+0.49=7.33-2.98-3.96+3.47=8.63-0.59-0.55+4.97=1.71+0.35=3.6-0.4-0.44=6.7+8.5-2.36+8.83=8.94-5.69=6.1+0.49+3.94-6.61=4.73-2.6+8.78+6.19=8.29-7.8=5.41+5.71-1.75=9.8+8.31+0.33+0.66=7.99-0.24+8.74-9.89=6.95+2.92-8.25+0.47=8.68-6.6+5.26+2.1=3.17-1.85+8.49=6.62-1.91+4.5=5.71-1.41+4.89+0.8=9.98-9.72=9.46-2.41+5.58-4.06=8.55-3.65-2.34+3.63=9.08-1-3.03-3.61=8.99-6.97-0.47-0.75=4.98+2.25-4+3.21=8.69+9.07-8.27-5.99=8.32-2.89-3.94+6.88=7.06-1.21+0.32=9.3-0.47-1.52=6.16+4.98+2.98-6.87=1.26+6.56+0.74-6.8=7.11+6.87+3.71+9.99=6.62-3.54+1.32+7.13=6.53+3.2=9.18-2.59+6.97-2.67=5.89-4.88-0.12-0.47=6.5-0.18-1.62-2.96=5.23-3.32=6.24+4.53+8.49=8.2+6.51=5.81+3.53-3.15=9.35-3.91-1.29-2.94=6.16-1.3+3.59=7.79-3.8-0.92=0.67+3.27+6.56+2.74=1.33+1.88+5.37+6.71=3.03-0.7+5.99=9.3-2.07-1.5-3.29=9.69-2.44+7.73=0.85+5.57+9.22=7.55-3.49=8.49-2+9.96=1.88+0.75+9.04-0.76=7.44-5.2-0.46-1.39=9.67+9.52+9.81=3.77+7.16=6.34+5.75-3.04+7.68=6.9-2.35+3.32-4.7=4.04-2.37+9.75-7.02=9.55-1.6-3.46-3.71=7.45+2.57-6.34-3.26=3.72-0.9+1.77-0.34=0.74+4.55+1.15+9.27=7.94+1.27-4.86+2.79=7.52-4.33-0.91-1.27=6.88+9.45-8.81=2.14-1.13+7.65+1.55=5.31-1.45-2.5-0.63=8.27+8.43-3.76-9.52=5.83-3.99+4.06+8.47=6.24+6.29+6.7+6.79=1.13+4.53+7.34-2.13=9.11-4.21+8.12=0.59-0.03=3.85-0.36-0.73+3.4=5.1-0.38+6.18+0.49=1.4-0.44=6.15-0.36-3.55+3.61=8.66+7.49+0.37+7.68=9.83-2.51=7.24+1.16=3.7-3.23+3.97=8.27-3.82-0.35=7.94-0.81-0.08=6.4-2.97-3.29=4.73+9.97=6.35-1.52=9.24-1.94+9.83-0.85=9.13-3.56+5.47+4.21=7.06+1.68=7.86-3.59-1.13=7.61+5.57-1.66+4.59=9.91+6.7=3.15-2.02-0.27+5.33=7.4-0.69+7.59-6.82=7.69-2.61-2.54=6.93+8.49+4.97+1.66=8.39-2.21+5.27+8.76=3.18+0.2-2.31+3.87=2.47+4.36-4.77+9.23=4.81+8.37+2.29=2.86+8.92-5.71=8.6+8.2-5.67=9.85+6.16+4.76+1.58=9.25+1.29+0.95-2.2=1.41-0.97+3.14+4.5=6.53-5.74+5.32+6.83=8.21+8.36-9.56=3.51+2.16-0.54=9.53+3.14-5.23-7.17=5.58+8.5+4.34+8.57=3.83+2.11+9.34=6+4.76-4.05+1.34=7.27+9.22+9.5=6.19-3.81+2.81-3.79=2.23+2.3+9.89-5.32=2.75+7.83-6.78=3.52+6.09+5.34-6.1=5.54+9.03=4.23-1.86+1.85-3.36=6.58+3.15-7.71+3.05=4.29+8.03=0.53+5.25-1.66=8.31-0.63-1.89+1.91=5.88-3.12+9.45+3.74=9.93-4.1+7.09+6.03=8.47-6.69+7.14=6.27-0.33=9.85+2.46-1.23=8.28-4.05-1.77=4.46+7.21-7.88+5.4=2.96+9.02+7.2=0.09+8.46+1.99=9.07+5.28-0.42-6.64=1.7+0.09+0.87+5.33=5.04-0.99=1.84+8.34-3.89+7.81=6.36-1.23+1.52-0.92=4.22+5.9+3.75+3.3=8.26-3.03+6.13+1.78=4.15-1.93=5.05-0.15-1.59-1.7=8.05+9.53-8.2=7.87-3.88-3.5+7.7=2.4-1.71+3.89=4.97-1.38+6.38-5.78=7.85-1.71-3.63-0.09=1.64+7.67+1.24-8.99=8.58-4.88=3.52+7.15-2.6+1.19=7.07-1.87-3.33=3.27+2.41-0.09-4.66=7.19-2.09+1.07-1.55=8.49-2.02+5.88=9.78+1.12+0.85+4.47=6.62+7.46-0.54-6.33=7.08-5.56-0.12=8.51+6.31+8.47=6.86+5.82+1.5-0.64=6.36-1.69-0.18=1.45+6.77+1.14+3.22=7.76+1.55-9.16+8.99=7.99-3.72-2.93=8.24+9.98=4.72+4.07-5.34+0.92=2.05+3.22-2.22+9.36=7.79-1.97-0.71-1.22=9.55-4.87-2.21+9.91=8.75-0.67-3.37+3.66=1.11+6.85-0.15=2.52+5.43+2.58+0.4=3.54+5.64=9.78+0.02+7.88-1.82=6.73-1.04-0.53-4.43=6.68+8.02-5.82-8.04=2.59+2.2-3.57=5.79-0.02=8.7-0.67-4.02+8.75=8.83+8.14-2.82+9.68=6.85+1.63=3.78+6.42-4.39=2.81+2.05-2.4+6.39=1.11+6.43-0.73-5=1.24+9.9=7.78-0.16+2.57+8.04=0.98+5.84-1.18+4.54=9.55-1.2-2.15-0.75=8.61-7.91+8.04=6.59+8.15-6.29-3.38=9.84+3.52+9.13-5.32=4.37-2.07-1.74+8.25=8.9-2.04+7.3-8.49=8.96-3.56+3.57=9.47-1.56=4.83+3.71=0.56+8.17+0.52=8.4-6.23-0.81=9.43-0.87-2.05+0.68=7.97-5.94+6.76+8.91=9.73+3.6+0.87=9+9.54-2.34-7.86=8.7-3.23-2.5-0.23=9.43-4.59-0.99+8.86=8.69-4.53+9.44=6.41+0.36=3.1+4.04+8.83+5.77=8.79-0.5+2.51-5.66=8.72+9.29-4.37-9.14=2.4+1.41=5.09-2.14=6.92-3.66=7.18+0.04=7.65+8.86=4.02+5.34-6.34+2.28=1.47+1.35+8.99=0.96+8.94+4.7-0.1=7.92+3.65+1.69-8.26=3.38+1.69+7.64=2.64+1.95=0.94+1.88+0.91+3.04=4.26+4.01-3.82+5.76=4.36-2.53-1.23=1.5+7.39-2.23=9.43-6.03+3.75=7.82-7.26+8.06+3.66=8.82-8.62+2.44=0.82+8.55-6.31+2.17=4.27+5.89+9.14+4.96=5.85-2.34+4.9-0.07=3.75+2.1-0.61+8.45=2.29+6.35+6.66=6.59-0.67-0.62-2.25=9.82-4.09=7.02-0.59-4.78=7.74-4.11+1.87=9.2+9.45-7.09-2.54=7.75-1.86+6.57=3.84+1.81=7.56+4.04-3.9=8.32-5.97+4.93+4.73=9.55-0.08-0.94-5.07=7.3+9.13-8.4+3.3=8.91-4.77+1.14+0.57=1.25+5.4+4.62-8.06=8.68-0.85-0.53-3.87=3.62+3.44+2.44=7.47-0.76-1.82+2.58=6.53-2.41+0.12+7.1=7.89+9.32+8.6=7.41-6.87-0.06+4.44=6.36+0.2+1.1-7.4=6.08-2.93+7.74=9.37+7.54-9.24+2.02=2.63+9.53=4.89-1.05-1.96+1.12=1.49+2.14+3.02+3.59=7.33+0.3-4.27+3.73=6.33-1.13=4.74+4.42+8.85+3.39=8.36-7.65-0.05=5.97-2.49+1.69=2.48-0.59-0.25+2.61=0.93+5.27+1.96-5.93=7.96-7.22+3.56=9.98+5.12+6.22+1.51=7.05-3.55-1.87-1.06=2.01+3.23+3.93=1.8+6.21-3.9+4.65=3.23+9.99+7.99=8.36+8.92=9.09+1.48-5.84-1.89=9.82-4.85=5.06+0.33+3.22-7.16=7.04-2.84-2.98-0.21=8.67+0.15-5.42=4.09+1.89-1.9=9.82+3.65-2.95=2.25+8.58+3.26-4.7=5.21-0.84-4.16+4.13=4.89+8.86+3.13+2.17=7.03+9.92-0.8+3.65=6.78-3.88=3.84+5.89-2.78=8.85-2.17-1.89=7.07-4.72-0.62+5.57=8.39-4.67+8.56+5.51=7.86-0.84-1.26+4.29=2.82+7.21=8.02-0.07-0.51-7.09=8.36-0.73-2.52+5.84=4.34+3.76-7.86=9.49-1.6-5.36+4.3=9.89-0.69-2.12=8.07-2.03+7.55+1.72=8.47-3.62+0.47-0.54=5.89+7.92-3.34=7.91-0.69-1.56=1.03+9.2-3.86=5.68+7.31+3.36+6.02=5.01-0.59-1.62-1.32=8.71-3.55=8.58+3.25-6+0.73=8.87-8.17+0.68-0.92=3.58-1.39=1.86+9.92=6.03-0.48+1.91-4.95=2.63-2.05=4.34+4.18-8.08+5.69=8.1+8.12+7.15-8.82=7.61+7.5+0.39+1.34=2.25+8.45-6.79-1.27=5.36+6.36+6.94+1.01=4.78-3.09-0.8=7.18-4.44+3.41-2.46=7.06-4.53=3.48+4.22-6.52+0.07=8.39-1.61-2.33=8.45+0.78=9.1-3.7+4.08=6.74+1.7-5.72=2.65+9.42-6.88-4.3=9.22+5.6+1.56-6.13=9.15-2.15-1.48=3.15+6.55-8.25+2.2=8.09-5.98+1.44=8.18+4.58+0.66+2.09=8.17-0.26+6.22-0.49=6.97-1.51-4.64+5.24=2.51+6.04-2.59=7.09-1.65-1.77-1.23=8.92+1.28-2.66-5.65=2.96+0.23+4.08+7.81=4.68-1.67+8.43-0.25=5.93+8.55+9.39=9.51+7.94-7.3+0.85=8.74-7.9=3.3-2.37=5.2-3.05-1.33-0.22=8.34-7.92+6.84-3.56=7.57+3.61=1.16+5.52+9.25=9.45-8.01+6.79+2.9=2.82+9.54-3.71=8.74-4.78+6.18+5.01=6.38-0.63+9.67-6.63=7.75+8.89-1.19-1.4=8.38-0.51-7.06+4.99=8.94-1.91-6.59=4.79+7.47-0.37+3.92=9.42-8.3=5.98+4.18-0.38-8.86=5.29+5.89+1.35=3.8-2.12=9.75-9.45+9.24-5.73=4.44+0.75-3.04=7.92+5-3.6-7.93=6.58-3.81+9.72+5.36=9.73-8.27+6.13-5.47=6.47+0.11+7.98-0.19=3.4-2.72+4.87+3.55=8.98+2.16=6.94+5.39-1.82+5.41=9.62-3.5+1.32-3.13=9.89+5.7+3.73-0.14=5.83+3.67+2.1-3.2=5.15-1.79+3.45-5.19=9.19-0.42-0.52-6.13=5.6+5.1+1.45-8.52=8.19+6.54-1.29-4.13=5.73+4.04+6.85=8.58-0.28-7.7-0.05=4.53+8.1-6.05=6.75+2.13-7.83=7.02-3.92=5.11+3.65+1.34-3.1=7.89+0.42=8.86-0.62+8.06-7.62=8.79+7.36-2.99-2.59=7.06-2.45+5.15-4.15=4.55+7.25+9.04-8.59=9.62-6.92-0.58+1.51=3.33+7.06-1.49-4.87=8.42+3.77+7.25+6.86=2.79+8.53-8.75+8.39=3.88-0.13+0.85+7.28=1.81+6.02+0.36=7.33+2.97-1.18-0.22=6.87-0.26-3.74+7.25=8.86-6.96-1.17-0.51=9.96-2.05+5.23+9.62=9.55-1.33-4.14+6.18=9.21+2.44-2.8-2.99=7.59+7.09+5.82+1.14=8.64+7.7+8.18+5.84=2.94+5.79+3.04-2.32=9.25-2.47+7.52-3.41=1.45+4.78-3.63-1.61=8.2-7.15-0.88=9.64-1.55+4.06-4.35=6.52-0.42+7.93=7.28+6.92+6.75-5.96=8.02+6.03-0.56-7.18=6.57+2.03-2.24+2.13=8.16-6.42+5.29=2.2-2.01+3.6+1.15=8.08-3.46=5.58-3.42+2.29+6.61=7.87+3.86-2.09=9.54-2.64-5.03=6.96+7.87+1.37+7.76=9.56+3.06+6.43-1.02=9.99-6.81+3.43+9.7=9.66-0.03+6.44=7.67-5.47-1.59=7.52+4.5=8.92+8.2-1-1.92=7.73+6.02+0.93=9.19-0.93-6.15+4.57=8.46-2.7+3.14=9.79-2.23=5.7-3.28+7.6+7.22=8.62+2.91+2.16=7.54-3.38-0.71-0.13=6.99+4.5=1.12+7.71+4.47=4.22-2.93+7.02+2.7=4.7-2.31-0.14+1.08=1.21+4.85+5.69=7.56+7.03=7.71+7.42=8.3-1.24=8.86+3.86-2.58-2.62=7.66-4.96-1.54-1.02=6.41+4.67-9.53=9.47-6.07-0.73-0.07=3.46-3.36+2.7=4.67+3.75-0.27=8.88-5.12-1.56+9.13=5.51+2.52+6.73-7.4=8.47-7.53+7.74-0.68=8.95+9.53+5.73+3.24=2.04+1.89+4.98-3.89=7.35-1.09-5.39+3.96=2.93+8.72-7.64=8.48-6.95+0.77-1.88=7.83-1.28+1.32-7.69=8.7+7.97-1.67-4.32=4.97-0.57=5.27+3.14-4.98-0.03=8.26+8.58+1.56=7.85+3.86+7.3=7.51-1.1+2.34=5.33+5.12+4.91-4.23=9.47-4.25-1.55+2.1=8.15+0.5-5.08=9.4+0.64+5.42=5.19+9.06-6.27=1.7+0.55+5.79=4.25-2.32=0.97+6.28=9.69-0.08=7.78+2.23+1.78+6.59=5.61+7.16+7.97-8.23=0.44+1.4+8.43-5.94=9.74+9.96-5.25-6.57=7.28-1.84-5.14+5.48=0.86+8.52+9.34=4.92-1.59+8.36=4.18-0.52-3.03-0.24=8.09+1.98=1.62+6.46-1.97+0.33=0.45+0.76+2.55=8.31-5.67=7.7-5.95+0.03+9.13=7.02-3.01+6.83-6.98=6.53+5.01=6.38-5.54=7.28+3.13+2.54+0.09=8.4-0.5-2.65-1.02=8.6+3.14=7.88-7.68+4.78=8.24+2.28-9.96=9.42-4.65-3.27=2.18+8.29-3.94+0.48=9.62-1.73+6.7=5.14-2.06-2.37=5.11+6.2-3.94-6.73=5.05+8.37+6.85-7.48=7.13+6.16+3.18-0.19=1.64+6.79-1.53+6.98=6.97-1.73=6.12+6.86-6.44-0.35=3.38+1.36+3.59=9.05+3.65+7.71=5.37-1.72=5.95-1.59+9.54=6.05-4.17+9.44=9.55-2.34+9.12-2.58=2.09-0.61+6.99=4.1-1.85=4.61-3.99+1.02=9.85-2.54+8.57=3.89-1.23+6.65-3.28=7.05+8.68-5.64+5.73=0.83+4.36-3.1+5.76=2.76+3.58+0.77+1.1=0.66+6.16+5.05=6.02+5-9.25+2.75=7.67-5.31-1.31=9.9-1.15-0.88-4.32=7.96-0.02=7.46-3.12-2.78=4.25-2.27=4.76-1.19-0.98=3.89-1.05+4.4=8.39-1.05+5.14=8.83-6.95-0.65+4.72=7.25-0.04+3.88+5.47=3.18+8.1-9.05=0.74+7.1=4.26+1.51-4.31-1.27=3.12+9.39+0.28-5.04=1.76-1+4.79=3.58+8.74=8.29-7.4+2.23+7.26=3.4+4.17=9.23+3.35+4+7.24=8.33-4.83-2.52-0.7=3.52+8.68+2.24=4.67-0.19-1.37=2.53-1.16=9.66-2.31-0.97=9.38-5.81-0.21-2.27=3.21+7.93=1.56+3+7.97+2.09=5.48+5.58-8.22-0.8=9.17-6.16+4.76-2.53=9.57-3.52+2.5+0.97=1.46+9.6-4.34-2.68=5.76+7.85=9.92-0.18-3.39=9.56-5.65+6.31+3.64=0.57+5.94-3.38+7.66=6.39-2.73+7.98-1.51=9.01-4.85-1.41-0.11=2.7+6.19-1.1=7.58+5.75+8.47+7.75=8.83-0.7-1.28=5.22+3.51-1.42=6.14+7.03+7.66=6.34-5.61=7.28+6.62+4.67+7.83=8.76-7.18+8.17=7.42-6.27+3.28+0.26=5.99-0.31+3.88+4.17=8.94-1.38-1.54-1.91=4.62+2.94+1.34+2.53=6.89+8.94-1.23=3.81-0.36+4.52+1.31=8.57+5.89+0.51+4.09=4.61+5.62=1.05+9.86-4.79-0.27=3.48+8.24-2.53-6.02=7.67-0.61-2.83-1.71=7.24-0.95-2.96=5.6+5.87+2.33+1.86=参考答案7.22-1.21-1.73=4.287.92-1.96+4.44=10.45.51-2.3+3.18-0.26=6.138.9-2.67-3.59=2.645.35-2.38+3.35-2.08=4.249.99+7.9-8.64-5.17=4.087.53+8.87-5.48+2.16=13.085.8+6.43+5.1+7.47=24.87.54-1.46-1.44-0.92=3.723.33+8.25+9.94-5.35=16.175.95-5.74=0.214.08+1.81=5.890.18+8.33=8.519.23+6.23+2.16=17.627.78+3.62+8.37+5.71=25.489.87-9.18+1.36+2.15=4.23.57-3.35=0.229.9-2.9-1.87+7.61=12.747.73-2.03-2.04=3.661.04+4.56+0.93+6.42=12.953.6-2.43=1.170.87+9.7-3.17=7.41.03+2.43-1.28+3.6=5.789.13+6.02-0.08-0.27=14.80.3+2.87+6.93=10.19.35+0.26-2.87=6.743.25+8.53=11.789.81+9.39-7.13-1.79=10.286.37-5.86+0.24+4.49=5.245.86-0.24=5.627.39-2.09+5.19-8.73=1.763.7+4.76-3.15-3.45=1.868.5+5.04-2.96=10.580.66+2.8-1.68+6.33=8.119.68-5.76-3.22=0.78+6.57+1.27=15.841.24+3.75-1.55=3.445.77-0.98+7.72-9.42=3.098.76-3.88-4.03+7.62=8.472.95+2.42=5.374.9-2.24=2.663.83-0.53+9+1.14=13.443.03+4.58+0.97-0.06=8.522.46-1.21+9.15=10.47.55-0.45-4.27+1.26=4.091.65+8.66-6.04=4.276.3-0.05-0.83-4.34=1.080.67-0.47+0.84=1.047.12+8.84-6.38=9.588.34+2.07+2.42=12.837.11-6.12+4.35-2.27=3.079.54-1.69-0.31+0.33=7.879.01-2.37-4.92+4.05=5.779.84-3.39-6.01+4.98=5.429.36-8.75+9.96-4.54=6.037.28+1.83-0.03=9.086.04-2.69+4.99=8.347.77+7.82+8.11+2.03=25.732.43+1.3=3.735.78+5.59+0.91=12.289.7-5.98+8.54=12.267.66-0.9-1.33+5.35=10.785.76+7.14+4.36=17.261.56+0.8+2.51=4.878.92-7.85-0.27=0.85.22-2.35+1.72=4.599.04+5.84+0.81=15.697.38-1.08-4.09-0.9=1.316.83-1.72-2.08=3.034.4+1.91+4.89-6.18=5.026.25-3.1-1.12+9.75=11.789.6-3.82=5.785.41-1.58-2.27+0.76=2.327.28+2.31-2.75=6.844.57-0.28+4.97-5.03=4.236.86-4.24+3.66+5.68=11.969.77-0.99-0.4-2.77=5.612.66+8.66-0.41+4.22=15.137.89+4.36-2.55=9.75.34+8.41+2.57-7.89=8.435.14-3.9-0.53=0.712.36+3.37-3.95+4.42=6.28-2.93-3.42+3.32=4.975.65+2.56+7.02+5.84=21.072.59-0.15+8.57=11.019.47-3.27-2.17-1.53=2.50.49+8.7+2.88=12.077.27-4.82-0.66-1.44=0.358.12-2.59-4.76+9.08=9.855.82-0.14+7.65+2.49=15.821+3.66-3.07=1.598.04-0.49-3.23-1.35=2.979.7+7.83-0.7-7.42=9.418.02+7.38+1.21+2.87=19.489.25-1.22-0.94-5.23=1.867.23-3.98+4.44+8.08=15.779.77-0.32-2.87=6.583.65-3.15+3.75+2.92=7.175.99-1.55-1.73=2.719.26-0.34-5.39=3.539.56-4.22-1.03-2.55=1.761.55+5.52-6.77=0.38.41+4.86+0.12=13.398.02+3.26+3.91=15.199.33+4.31+3.44-8.98=8.13.88-0.89-2.67=0.321.6-0.19+8.09-1.22=8.288.37-1.48-2.51-1.72=2.661.83+4.96-0.18-2.54=4.078.2-3.96+8.38-0.8=11.826.32+1.96=8.289.09-1.37-0.04=7.684.95+6.81+3.05+5.72=20.539.85-2.79-0.81=6.253.2+2.33+9.07-9.34=5.267.19+9.82-4.29=12.727.77+8.36+4.84+5.31=26.288.64-5.09+4.53-2.09=5.998.41-2.65-5.42=0.343.58-3.12+5.49-0.89=5.065.45+3.96+8.22-5.71=11.928.92-0.7-0.15=8.070.5+6.09+2.61-8.73=0.473.51+5.64=9.150.03+6.97-0.69+5.44=11.752.2+9.61-9.74+5.49=7.562.78+3.72+3.86+0.41=10.770.48+4.86+1.6-0.45=6.494.75-0.54-0.37-3.48=0.368.15-0.77+7.21+6.44=21.034.65+2.06=6.717.28-1.79+4.21-3.12=6.589.82+0.59+6.16-4.27=12.39.7+4.86-5.06-7.84=1.669.58+2.22+4.61=16.410.05+8.35-1.6+5.66=12.469.27-7.19+5.69+1.84=9.615.21+5.26=10.476.44+4.35=10.797.42-2.98=4.443.26+4.89+2.35+5.67=16.178.37-5.3-2.51+5.12=5.688.17-7.94+9.19+3.26=12.686.83+3.3+2.89=13.027.67+3.04-6.13=4.584.85-0.66-3.33=0.861.7+3.84+9.99-5.05=10.488.9-5.37+4.99=8.521.47+0.36+6.03=7.865.76-2-0.04+7.09=10.818.76-4.11+9.65-1.98=12.325.3-0.38=4.929.64+1.55-0.11-8.54=2.542.98-1.55+5.89+5.08=12.46.22+8.23+6.33-3.95=16.830.91+7.12+0.38-1.51=6.96.05+0.48+0.74-2.65=4.623.63-0.87+1.72-4.19=0.299.35+9.71-8.21-8.18=2.679.37-2.73=6.645.91-3.38+7.45+6.79=16.778.61+3.31=11.925.85+8.86-0.82-2.03=11.862.18+0.17+0.24=2.595.04+9.76-0.08-6.55=8.170.95+8.07+2.58+6.22=17.828.07-5.4-1.71+1.88=2.845.99-0.17-2.05=3.777.81-2.73+5.65=10.737.64-1.6-0.45+0.8=6.397.89-1.31-3.32-2.02=1.245.62-2.74-1.17-0.23=1.488.93+3.81-6.46-2.13=4.152.17+6.5+5.22-3.8=10.099.01-2.33-4.01+9.88=12.555.09-0.37+2.99+4.74=12.456.72+6.38-4.57-7.56=0.970.93+5.29+2.43=8.659.22+9.18-2.41-3.01=12.988.53-3.74-0.25+8.99=13.532.88+3.52-2.18=4.228.45-3.6+2.44=7.299.98-5.46+5.58=10.14.69+5.76+9.3-9.87=9.885.59+0.03+0.71+1.64=7.978.84+1.41-7.57+1.04=3.726.67-0.51-0.84-2.73=2.594.14-2.16+1.5=3.489.44+6.98-0.72-1.17=14.537.73-4.12-1.07-0.15=2.396-0.43-0.82+2.17=6.922.62+1.58-1.11+0.49=3.587.33-2.98-3.96+3.47=3.868.63-0.59-0.55+4.97=12.461.71+0.35=2.063.6-0.4-0.44=2.766.7+8.5-2.36+8.83=21.678.94-5.69=3.256.1+0.49+3.94-6.61=3.924.73-2.6+8.78+6.19=17.18.29-7.8=0.495.41+5.71-1.75=9.379.8+8.31+0.33+0.66=19.17.99-0.24+8.74-9.89=6.66.95+2.92-8.25+0.47=2.098.68-6.6+5.26+2.1=9.443.17-1.85+8.49=9.816.62-1.91+4.5=9.215.71-1.41+4.89+0.8=9.999.98-9.72=0.269.46-2.41+5.58-4.06=8.578.55-3.65-2.34+3.63=6.199.08-1-3.03-3.61=1.448.99-6.97-0.47-0.75=0.84.98+2.25-4+3.21=6.448.69+9.07-8.27-5.99=3.58.32-2.89-3.94+6.88=8.377.06-1.21+0.32=6.179.3-0.47-1.52=7.316.16+4.98+2.98-6.87=7.251.26+6.56+0.74-6.8=1.767.11+6.87+3.71+9.99=27.686.62-3.54+1.32+7.13=11.536.53+3.2=9.739.18-2.59+6.97-2.67=10.895.89-4.88-0.12-0.47=0.426.5-0.18-1.62-2.96=1.745.23-3.32=1.916.24+4.53+8.49=19.268.2+6.51=14.715.81+3.53-3.15=6.199.35-3.91-1.29-2.94=1.216.16-1.3+3.59=8.457.79-3.8-0.92=3.070.67+3.27+6.56+2.74=13.241.33+1.88+5.37+6.71=15.293.03-0.7+5.99=8.329.3-2.07-1.5-3.29=2.449.69-2.44+7.73=14.980.85+5.57+9.22=15.647.55-3.49=4.068.49-2+9.96=16.451.88+0.75+9.04-0.76=10.917.44-5.2-0.46-1.39=0.399.67+9.52+9.81=293.77+7.16=10.936.34+5.75-3.04+7.68=16.736.9-2.35+3.32-4.7=3.174.04-2.37+9.75-7.02=4.49.55-1.6-3.46-3.71=0.787.45+2.57-6.34-3.26=0.423.72-0.9+1.77-0.34=4.250.74+4.55+1.15+9.27=15.717.94+1.27-4.86+2.79=7.147.52-4.33-0.91-1.27=1.016.88+9.45-8.81=7.522.14-1.13+7.65+1.55=10.215.31-1.45-2.5-0.63=0.738.27+8.43-3.76-9.52=3.425.83-3.99+4.06+8.47=14.376.24+6.29+6.7+6.79=26.021.13+4.53+7.34-2.13=10.879.11-4.21+8.12=13.020.59-0.03=0.563.85-0.36-0.73+3.4=6.165.1-0.38+6.18+0.49=11.391.4-0.44=0.966.15-0.36-3.55+3.61=5.858.66+7.49+0.37+7.68=24.29.83-2.51=7.327.24+1.16=8.43.7-3.23+3.97=4.448.27-3.82-0.35=4.17.94-0.81-0.08=7.056.4-2.97-3.29=0.144.73+9.97=14.76.35-1.52=4.839.24-1.94+9.83-0.85=16.289.13-3.56+5.47+4.21=15.257.06+1.68=8.747.86-3.59-1.13=3.147.61+5.57-1.66+4.59=16.119.91+6.7=16.613.15-2.02-0.27+5.33=6.197.4-0.69+7.59-6.82=7.487.69-2.61-2.54=2.546.93+8.49+4.97+1.66=22.058.39-2.21+5.27+8.76=20.213.18+0.2-2.31+3.87=4.942.47+4.36-4.77+9.23=11.294.81+8.37+2.29=15.472.86+8.92-5.71=6.078.6+8.2-5.67=11.139.85+6.16+4.76+1.58=22.359.25+1.29+0.95-2.2=9.291.41-0.97+3.14+4.5=8.086.53-5.74+5.32+6.83=12.948.21+8.36-9.56=7.013.51+2.16-0.54=5.139.53+3.14-5.23-7.17=0.275.58+8.5+4.34+8.57=26.993.83+2.11+9.34=15.286+4.76-4.05+1.34=8.057.27+9.22+9.5=25.996.19-3.81+2.81-3.79=1.42.23+2.3+9.89-5.32=9.12.75+7.83-6.78=3.83.52+6.09+5.34-6.1=8.855.54+9.03=14.574.23-1.86+1.85-3.36=0.866.58+3.15-7.71+3.05=5.074.29+8.03=12.320.53+5.25-1.66=4.128.31-0.63-1.89+1.91=7.75.88-3.12+9.45+3.74=15.959.93-4.1+7.09+6.03=18.958.47-6.69+7.14=8.926.27-0.33=5.949.85+2.46-1.23=11.088.28-4.05-1.77=2.464.46+7.21-7.88+5.4=9.192.96+9.02+7.2=19.180.09+8.46+1.99=10.549.07+5.28-0.42-6.64=7.291.7+0.09+0.87+5.33=7.995.04-0.99=4.051.84+8.34-3.89+7.81=14.16.36-1.23+1.52-0.92=5.734.22+5.9+3.75+3.3=17.178.26-3.03+6.13+1.78=13.144.15-1.93=2.225.05-0.15-1.59-1.7=1.618.05+9.53-8.2=9.387.87-3.88-3.5+7.7=8.192.4-1.71+3.89=4.584.97-1.38+6.38-5.78=4.197.85-1.71-3.63-0.09=2.421.64+7.67+1.24-8.99=1.568.58-4.88=3.73.52+7.15-2.6+1.19=9.267.07-1.87-3.33=1.873.27+2.41-0.09-4.66=0.937.19-2.09+1.07-1.55=4.628.49-2.02+5.88=12.359.78+1.12+0.85+4.47=16.226.62+7.46-0.54-6.33=7.217.08-5.56-0.12=1.48.51+6.31+8.47=23.296.86+5.82+1.5-0.64=13.546.36-1.69-0.18=4.491.45+6.77+1.14+3.22=12.587.76+1.55-9.16+8.99=9.147.99-3.72-2.93=1.348.24+9.98=18.224.72+4.07-5.34+0.92=4.372.05+3.22-2.22+9.36=12.417.79-1.97-0.71-1.22=3.899.55-4.87-2.21+9.91=12.388.75-0.67-3.37+3.66=8.371.11+6.85-0.15=7.812.52+5.43+2.58+0.4=10.933.54+5.64=9.189.78+0.02+7.88-1.82=15.866.73-1.04-0.53-4.43=0.736.68+8.02-5.82-8.04=0.842.59+2.2-3.57=1.225.79-0.02=5.778.7-0.67-4.02+8.75=12.768.83+8.14-2.82+9.68=23.836.85+1.63=8.483.78+6.42-4.39=5.812.81+2.05-2.4+6.39=8.851.11+6.43-0.73-5=1.811.24+9.9=11.147.78-0.16+2.57+8.04=18.230.98+5.84-1.18+4.54=10.189.55-1.2-2.15-0.75=5.458.61-7.91+8.04=8.746.59+8.15-6.29-3.38=5.079.84+3.52+9.13-5.32=17.174.37-2.07-1.74+8.25=8.818.9-2.04+7.3-8.49=5.678.96-3.56+3.57=8.979.47-1.56=7.914.83+3.71=8.540.56+8.17+0.52=9.258.4-6.23-0.81=1.369.43-0.87-2.05+0.68=7.197.97-5.94+6.76+8.91=17.79.73+3.6+0.87=14.29+9.54-2.34-7.86=8.348.7-3.23-2.5-0.23=2.749.43-4.59-0.99+8.86=12.718.69-4.53+9.44=13.66.41+0.36=6.773.1+4.04+8.83+5.77=21.748.79-0.5+2.51-5.66=5.148.72+9.29-4.37-9.14=4.52.4+1.41=3.815.09-2.14=2.956.92-3.66=3.267.18+0.04=7.227.65+8.86=16.514.02+5.34-6.34+2.28=5.31.47+1.35+8.99=11.810.96+8.94+4.7-0.1=14.57.92+3.65+1.69-8.26=53.38+1.69+7.64=12.712.64+1.95=4.590.94+1.88+0.91+3.04=6.774.26+4.01-3.82+5.76=10.214.36-2.53-1.23=0.61.5+7.39-2.23=6.669.43-6.03+3.75=7.157.82-7.26+8.06+3.66=12.288.82-8.62+2.44=2.640.82+8.55-6.31+2.17=5.234.27+5.89+9.14+4.96=24.265.85-2.34+4.9-0.07=8.343.75+2.1-0.61+8.45=13.692.29+6.35+6.66=15.36.59-0.67-0.62-2.25=3.059.82-4.09=5.737.02-0.59-4.78=1.657.74-4.11+1.87=5.59.2+9.45-7.09-2.54=9.027.75-1.86+6.57=12.463.84+1.81=5.657.56+4.04-3.9=7.78.32-5.97+4.93+4.73=12.019.55-0.08-0.94-5.07=3.467.3+9.13-8.4+3.3=11.338.91-4.77+1.14+0.57=5.851.25+5.4+4.62-8.06=3.218.68-0.85-0.53-3.87=3.433.62+3.44+2.44=9.57.47-0.76-1.82+2.58=7.476.53-2.41+0.12+7.1=11.347.89+9.32+8.6=25.817.41-6.87-0.06+4.44=4.926.36+0.2+1.1-7.4=0.266.08-2.93+7.74=10.899.37+7.54-9.24+2.02=9.692.63+9.53=12.164.89-1.05-1.96+1.12=31.49+2.14+3.02+3.59=10.247.33+0.3-4.27+3.73=7.096.33-1.13=5.24.74+4.42+8.85+3.39=21.48.36-7.65-0.05=0.665.97-2.49+1.69=5.172.48-0.59-0.25+2.61=4.250.93+5.27+1.96-5.93=2.237.96-7.22+3.56=4.39.98+5.12+6.22+1.51=22.837.05-3.55-1.87-1.06=0.572.01+3.23+3.93=9.171.8+6.21-3.9+4.65=8.763.23+9.99+7.99=21.218.36+8.92=17.289.09+1.48-5.84-1.89=2.849.82-4.85=4.975.06+0.33+3.22-7.16=1.457.04-2.84-2.98-0.21=1.018.67+0.15-5.42=3.44.09+1.89-1.9=4.089.82+3.65-2.95=10.522.25+8.58+3.26-4.7=9.395.21-0.84-4.16+4.13=4.344.89+8.86+3.13+2.17=19.057.03+9.92-0.8+3.65=19.86.78-3.88=2.93.84+5.89-2.78=6.958.85-2.17-1.89=4.797.07-4.72-0.62+5.57=7.38.39-4.67+8.56+5.51=17.797.86-0.84-1.26+4.29=10.052.82+7.21=10.038.02-0.07-0.51-7.09=0.358.36-0.73-2.52+5.84=10.954.34+3.76-7.86=0.249.49-1.6-5.36+4.3=6.839.89-0.69-2.12=7.088.07-2.03+7.55+1.72=15.318.47-3.62+0.47-0.54=4.785.89+7.92-3.34=10.477.91-0.69-1.56=5.661.03+9.2-3.86=6.375.68+7.31+3.36+6.02=22.375.01-0.59-1.62-1.32=1.488.71-3.55=5.168.58+3.25-6+0.73=6.568.87-8.17+0.68-0.92=0.463.58-1.39=2.191.86+9.92=11.786.03-0.48+1.91-4.95=2.512.63-2.05=0.584.34+4.18-8.08+5.69=6.138.1+8.12+7.15-8.82=14.557.61+7.5+0.39+1.34=16.842.25+8.45-6.79-1.27=2.645.36+6.36+6.94+1.01=19.674.78-3.09-0.8=0.897.18-4.44+3.41-2.46=3.697.06-4.53=2.533.48+4.22-6.52+0.07=1.258.39-1.61-2.33=4.458.45+0.78=9.239.1-3.7+4.08=9.486.74+1.7-5.72=2.722.65+9.42-6.88-4.3=0.899.22+5.6+1.56-6.13=10.259.15-2.15-1.48=5.523.15+6.55-8.25+2.2=3.658.09-5.98+1.44=3.558.18+4.58+0.66+2.09=15.518.17-0.26+6.22-0.49=13.646.97-1.51-4.64+5.24=6.062.51+6.04-2.59=5.967.09-1.65-1.77-1.23=2.448.92+1.28-2.66-5.65=1.892.96+0.23+4.08+7.81=15.084.68-1.67+8.43-0.25=11.195.93+8.55+9.39=23.879.51+7.94-7.3+0.85=118.74-7.9=0.843.3-2.37=0.935.2-3.05-1.33-0.22=0.68.34-7.92+6.84-3.56=3.77.57+3.61=11.181.16+5.52+9.25=15.939.45-8.01+6.79+2.9=11.132.82+9.54-3.71=8.658.74-4.78+6.18+5.01=15.156.38-0.63+9.67-6.63=8.797.75+8.89-1.19-1.4=14.058.38-0.51-7.06+4.99=5.88.94-1.91-6.59=0.444.79+7.47-0.37+3.92=15.819.42-8.3=1.125.98+4.18-0.38-8.86=0.925.29+5.89+1.35=12.533.8-2.12=1.689.75-9.45+9.24-5.73=3.814.44+0.75-3.04=2.157.92+5-3.6-7.93=1.396.58-3.81+9.72+5.36=17.859.73-8.27+6.13-5.47=2.126.47+0.11+7.98-0.19=14.373.4-2.72+4.87+3.55=9.18.98+2.16=11.146.94+5.39-1.82+5.41=15.929.62-3.5+1.32-3.13=4.319.89+5.7+3.73-0.14=19.185.83+3.67+2.1-3.2=8.45.15-1.79+3.45-5.19=1.629.19-0.42-0.52-6.13=2.125.6+5.1+1.45-8.52=3.638.19+6.54-1.29-4.13=9.315.73+4.04+6.85=16.628.58-0.28-7.7-0.05=0.554.53+8.1-6.05=6.586.75+2.13-7.83=1.057.02-3.92=3.15.11+3.65+1.34-3.1=77.89+0.42=8.318.86-0.62+8.06-7.62=8.688.79+7.36-2.99-2.59=10.577.06-2.45+5.15-4.15=5.614.55+7.25+9.04-8.59=12.259.62-6.92-0.58+1.51=3.633.33+7.06-1.49-4.87=4.038.42+3.77+7.25+6.86=26.32.79+8.53-8.75+8.39=10.963.88-0.13+0.85+7.28=11.881.81+6.02+0.36=8.197.33+2.97-1.18-0.22=8.96.87-0.26-3.74+7.25=10.128.86-6.96-1.17-0.51=0.229.96-2.05+5.23+9.62=22.769.55-1.33-4.14+6.18=10.269.21+2.44-2.8-2.99=5.867.59+7.09+5.82+1.14=21.648.64+7.7+8.18+5.84=30.362.94+5.79+3.04-2.32=9.459.25-2.47+7.52-3.41=10.891.45+4.78-3.63-1.61=0.998.2-7.15-0.88=0.179.64-1.55+4.06-4.35=7.86.52-0.42+7.93=14.037.28+6.92+6.75-5.96=14.998.02+6.03-0.56-7.18=6.316.57+2.03-2.24+2.13=8.498.16-6.42+5.29=7.032.2-2.01+3.6+1.15=4.948.08-3.46=4.625.58-3.42+2.29+6.61=11.067.87+3.86-2.09=9.649.54-2.64-5.03=1.876.96+7.87+1.37+7.76=23.969.56+3.06+6.43-1.02=18.039.99-6.81+3.43+9.7=16.319.66-0.03+6.44=16.077.67-5.47-1.59=0.617.52+4.5=12.028.92+8.2-1-1.92=14.27.73+6.02+0.93=14.689.19-0.93-6.15+4.57=6.688.46-2.7+3.14=8.99.79-2.23=7.565.7-3.28+7.6+7.22=17.248.62+2.91+2.16=13.697.54-3.38-0.71-0.13=3.326.99+4.5=11.491.12+7.71+4.47=13.34.22-2.93+7.02+2.7=11.014.7-2.31-0.14+