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题型:单选题 题类:常考题 难易度:普通
8的乘法口诀 1855 7
8×2{#blank#}1{#/blank#}7×3
6×6{#blank#}2{#/blank#}4×9
3×8{#blank#}3{#/blank#}4×6
{#blank#}1{#/blank#}×8=56 2×{#blank#}2{#/blank#}=12
{#blank#}3{#/blank#}×5=40
3{#blank#}1{#/blank#}9=27 6{#blank#}2{#/blank#}6=0 7{#blank#}3{#/blank#}6=42
9{#blank#}4{#/blank#}6=3 17{#blank#}5{#/blank#}8=9 4{#blank#}6{#/blank#}6=10
算式是:{#blank#}2{#/blank#}。
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