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苏教版一年级数学下册常用口算练习题
32+6= 29-7= 35+2= 7 3+4=
25+4=43+5= 87+10= 39-3= 48-30=
95-40= 81-2= 60+8= 39+10=
76+10= 70+30= 48-9= 47-8=
52-4= 43-8= 68-9=
40-2= 27-9= 32-4= 41-2=
38-9= 30-2= 72-2= 66-4=
39-2= 20-9= 53+5= 35+2=
39-4= 8+50= 20-1=
40+6= 62+7= 89-5=
63+3= 34-2= 50-4= 11+2=
53-3= 60+8= 80-7=
32+4= 26-5= 84+4= 35-10=
71+9= 12+6= 29-7= 33+2=
3+40= 15+4= 23+5= 37+1=
29-3= 38-3= 15-4=
18-2= 30+8= 43+1= 86+2= 70+3=
30-2= 72-2= 66-4=
39-2= 20-9= 53+5= 35+2=
39-4= 8+50= 20-1= 16+9=
5+18= 17+3= 36+6= 29+5=
87+9= 48+8= 35+4+19= 7+26=
4+37= 29+4= 19+8= 29+7=
7+38= 9+18= 40+6=
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