39+5= 9+61= 10+32= 88-9= 25+8=
竖式36-7= 29-8= 53-8= 26+5= 60+13= 52-0= 88-8= 52-6= 83-80= 83-4=
100-50= 48+8= 32+38= 60+30= 36+7=
计26+14= 17-8= 23-7= 70-5= 13-8= 80-9= 88+8= 20-2= 55-3= 72-6=
35-20= 3+57= 32+9= 72-20= 59+2=
算23-7= 11-2= 32+9= 42-4= 20+50=80+9= 8+80= 61-7= 6+56= 27-6=
36-8= 45+5= 15-4= 32-17= 50+16=: 29-13= 37+4= 48-9= 44-4= 81+7= 99-9= 87-8= 5+43= 40+35= 27+6=
32-7= 21+4= 50+50= 63+37= 39+40=
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