小学二年级口算练习题(七)
42-19= 37+5= 27+20= 4×6+9=5×2= 18+56= 54-14= 5×5-17=
28+22= 67-26= 36+4= 6×2+9=
37-8= 11-11= 38+24= 20+50+20=
7×6= 4×5= 6×8 = 2×9+12=
18+7= 78+5= 53+4= 70-30-40=
9×3= 5×3= 8×8= 5×5-6=
74+6= 5+23= 45+7= 50-50+60=
73+7= 50+30= 89+9= 70-30+48=
37+5= 56+4= 78+9= 45+20+9=
76+6= 98+9= 28+7= 60+20+16=
65+5= 56+6= 85+15= 79-5-40=
58+3= 2×6= 7×8= 6×9+5=
6×8= 16+69= 48-29= 9×4-9=
9×7= 65+5= 7×5 = 8×6+12=
39+39= 7×4= 8×9= 3×4+72=
6×8= 9×4= 37-19= ()×5=30
33+12= 44+28= 6 ×5= ()×4=20
4×7= 3×8= 17+78= ()×6=24
78-56= 6×9= 3×7= ()×9=54
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