试题 试卷
题型:填空题 题类:常考题 难易度:普通
8的乘法口诀 1855 7
{#blank#}1{#/blank#}×4=32 4×{#blank#}2{#/blank#} =20
{#blank#}3{#/blank#}×5=25 3×{#blank#}4{#/blank#} =24
6={#blank#}1{#/blank#}×{#blank#}2{#/blank#}
4×{#blank#}3{#/blank#}=12
= ( )
试题篮