二年级口算竞赛题.doc

二年级口算竞赛题
5×3= 67+20= 24?4= 2×5+2=
8?2= 69-60= 5×5= 35+5+60=
36?6= 12?3= 50+36= 28-8+53=
18?6= 67-5= 5×6= 30+42-6=二年级口算竞赛题
5×3= 67+20= 24?4= 2×5+2=
8?2= 69-60= 5×5= 35+5+60=
36?6= 12?3= 50+36= 28-8+53=
18?6= 67-5= 5×6= 30+42-6=
8×9= 39+60= 32?4= 56+6-40=
16?8= 6×6= 45+20= 4×3-8=
81?9= 12?4= 25+9= 2×7+4=
6?1= 5×4= 4×2= 64?8+0=
24?3= 7×6= 80-60= 5×6-4=
30?5= 6+23= 3?3= 3×2+6=
56-4= 35?7= 30+23= 6?6+5=
72?8= 34+8= 82-50= 5?5+10=
65+7= 57-9= 56?8= 3×5-5=
54?9= 52-4= 81?9= 4×8+8=
54+7= 30?10= 37-8=
8×4+4=
42+5= 56+6= 48?( )=6 5×7-5=
6= 25+10= 32?( )=4 63-
8×9-9=
29-10= 8+34= 36?( )=6 5×4-5=
30+46= 44-6= 2×( )=16 3×6，6=
24+30= 45-3= 4×( )=28 4×4-4=
72-50= 8×2= ( )?6=8 45?5×9=
72?9= 32-3= ( )? 7=3 4×6-4=
35?5= 42?6 = ( )? 4=5 2×9?2=
8+36= 50?5= ( )×6=30 18?6×3=
55+5= 57+8= ( )×1=56 36?6+18=