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题型：填空题 题类：常考题 难易度：容易
9的乘法口诀1889 10
{#blank#}1{#/blank#}
20＞{#blank#}1{#/blank#}×7 {#blank#}2{#/blank#}×5＜38
{#blank#}3{#/blank#}×5＜35 7×{#blank#}4{#/blank#}＜45
6×{#blank#}1{#/blank#}=18 {#blank#}2{#/blank#}×5=20 {#blank#}3{#/blank#}÷6=5
12÷{#blank#}4{#/blank#}=2 {#blank#}5{#/blank#}÷3=4 16÷{#blank#}6{#/blank#}=4
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