100以内加减法练习题:
72-2= 45-9= 86-8= 96-2= 24-9= 40-2=46-9= 43-4= 18-2= 38-8= 35+5= 85+2=59-4= 78+10= 82-5= 64+6= 32+7= 49-5=63+3= 84-2= 60-4= 11+20= 45-3= 30+8=60-7= 52-3= 71+9= 25+4= 36-5= 84+4=88-4= 76+0= 93-3= 18+5= 70-5= 25+4=56+20= 64+6= 65+3= 15-3= 30-3= 73+4=32+6= 29-7= 35+2= 43+5= 87+10= 39-3=48-30= 95-40= 70+30= 81-2= 60+8= 39+10=76+10= 48-9= 47-8= 52-4= 43-8= 68-9=40-2= 27-9= 32-4= 41-2= 38-9= 20-9=30-2= 72-2= 66-4= 53+5= 35+2= 39-4=8+50= 20-1= 39-2= 40+6= 62+7= 89-5=63+3= 34-2= 80-7= 50-4= 11+2= 53-3=32+4= 26-5= 84+4= 35-10= 71+9= 60+8=3+40= 15+4= 15-4= 23+5= 37+1= 29-3=