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题型:填空题 题类:常考题 难易度:容易
表内乘法2091 10
4,8,12,{#blank#}1{#/blank#},{#blank#}2{#/blank#},{#blank#}3{#/blank#}.
{#blank#}1{#/blank#}
4×1=4 1个4是4,口诀是:一四得四。
3+3+3+6={#blank#}1{#/blank#}×{#blank#}2{#/blank#}={#blank#}3{#/blank#}×{#blank#}4{#/blank#}
2×5{#blank#}1{#/blank#}5+2 2+2{#blank#}2{#/blank#}2×2
2×6{#blank#}3{#/blank#}3×4 6-6{#blank#}4{#/blank#}0
4×3{#blank#}5{#/blank#}90-78 34+2{#blank#}6{#/blank#}64
3×5{#blank#}7{#/blank#}2×9 9×4{#blank#}8{#/blank#}2×8
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