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题型:解答题 题类: 难易度:困难
【实验班提优训练】数学二年级下 期末提优自测(四)
{#blank#}2{#/blank#}÷{#blank#}3{#/blank#} ={#blank#}4{#/blank#}(袋)
54{#blank#}1{#/blank#}(6{#blank#}2{#/blank#}3)=6 81{#blank#}3{#/blank#}9{#blank#}4{#/blank#}4=36
78{#blank#}5{#/blank#}(28{#blank#}6{#/blank#}30)=20 (28{#blank#}7{#/blank#}17){#blank#}8{#/blank#} 9=5
48+25=
30÷6=
500+4000=
3000+7000=
370-200=
4200+800=
5400-800=
32÷4=
( )÷7=3
56÷( )=8
( )×9=54
( )÷8=8
21÷{#blank#}1{#/blank#}=7 32÷{#blank#}2{#/blank#}= 4
{#blank#}3{#/blank#}÷9=9 8×{#blank#}4{#/blank#}= 64
56÷{#blank#}5{#/blank#}=8 {#blank#}6{#/blank#}×6=54
{#blank#}7{#/blank#}÷7=6 45÷{#blank#}8{#/blank#}= 9
50-30-10=
12+12+12=
3×3×8=
2×2×5=
24÷3× 8=
42÷6×7=
35+35-20=
16-8+2=
60-25+15=
9×4÷6=
100-50+40=
60-12+8=
4×6÷3=
6×2÷4=
40-20-20=
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