试题 试卷
题型:解决问题 题类:常考题 难易度:普通
8的乘法口诀 1840 10
二{#blank#}1{#/blank#}十二
{#blank#}2{#/blank#}×6={#blank#}3{#/blank#}
{#blank#}4{#/blank#}×2={#blank#}5{#/blank#}
{#blank#}1{#/blank#}×{#blank#}2{#/blank#}={#blank#}3{#/blank#}
{#blank#}1{#/blank#}
(只){#blank#}3{#/blank#}
(根){#blank#}4{#/blank#}
4×9=
8×4=
2×8=
50-6=
7×8=
9×7=
9×5=
4×7=
9×6-9=
9×9+7=
8×8-18=
6×7+6=
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