试题 试卷
题型:填空题 题类:常考题 难易度:容易
表内乘法2115 10
×=
口诀
可以写成2×10.
{#blank#}1{#/blank#}
每条2元,一共多少元?
{#blank#}1{#/blank#}×{#blank#}2{#/blank#}={#blank#}3{#/blank#}
4 × 1 = 3 × 2 = 6 × 2 = 1 × 8 =
4 + 1 = 3 + 2 = 6 + 2 = 1 + 8 =
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