试题 试卷
题型：单选题 题类：常考题 难易度：普通
3、4的乘法口诀(2——5的乘法口诀)1607 10
4×1＝{#blank#}1{#/blank#}
1×5＝{#blank#}2{#/blank#}
2×9＝{#blank#}3{#/blank#}
1×2＝{#blank#}4{#/blank#}
{#blank#}1{#/blank#}个
3×7= 6×7= 4×4= 2×5=
7×7= 8×4= 4×1= 3×6=
9×9= 2×3= 6×5= 7×3=
4×{#blank#}1{#/blank#}＜25 {#blank#}2{#/blank#}×9＜50 44＞{#blank#}3{#/blank#}×6
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