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题型:填空题 题类:常考题 难易度:普通
8的乘法口诀 1831 10
40÷5=,因为×5=40
80÷10=,因为×10=80
{#blank#}1{#/blank#}
54÷{#blank#}1{#/blank#}=6 {#blank#}2{#/blank#}÷3=7 28÷4={#blank#}3{#/blank#}
{#blank#}4{#/blank#}×7=42 8×{#blank#}5{#/blank#}=64 2×{#blank#}6{#/blank#}=16
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