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1、 -.-.可修编-.80 题 100 以加减法：1.53+23-43=2.24-2+7=3.57+31-38=4.98-18+8=5.73+6-50=(需列竖式计算，B5 纸打印)6.41+21-22=7.65-55+19=8.89-61+62=9.98-57+51=10.29+1-13=11.87-70+80=-.-.可修编-.12.72-12+15=13.47+34-73=14.28+31-23=15.83-50+2=16.80-59+71=17.14+85-92=18.50-47+63=19.62-18+15=20.24+75-83=21.11+70+7=-.-.可修编-.22.72+1
2、0+15=23.15+5+17=24.69+29+1=25.32+10+2=26.11+72+9=27.27+14+10=28.39+44+6=29.12+10+21=30.88+7+5=31.62+22+6=32.37+40+17=-.-.可修编-.33.81+11+2=34.47+5+41=35.11+2+34=36.82+15+2=37.55+21+8=38.62+17+13=39.33+24+2=40.66+11+14=41.84-23-4=42.71-35-32=-.-.可修编-.43.97-46-20=44.93-51-37=45.78-31-23=46.42-32-6=47.43
3、-20-19=48.63-20-19=49.75-68-4=50.36-17-6=51.56-18-7=52.30-14-8=53.91-37-4=-.-.可修编-.54.61-51-5=55.35-14-5=56.96-83-12=57.33-19-6=58.47-9-5=59.46-23-10=60.30-28-1=61.63-46+30=62.39+49+10=63.85-10-68=-.-.可修编-.64.71-47+40=65.39+5-13=66.23+100-61=67.93+5+2=68.53-12+21=69.98-61+35=70.40+54+3=71.96+3+1=72.63-23-3=73.84-20-15=74.58+6+28=-.-.可修编-.75.33+21-45=76.86-81+2=77.76-62+20=78.80+13+4=79.74-62-1=80.32+59+6=