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题型:填空题 题类:常考题 难易度:困难
8的乘法口诀 1836 10
×5<19
×7<58
5+5+5={#blank#}1{#/blank#}×{#blank#}2{#/blank#}={#blank#}3{#/blank#}
三五{#blank#}1{#/blank#}
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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