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题型:计算题 题类:常考题 难易度:容易
6的乘法口诀 1792
{#blank#}1{#/blank#}×4={#blank#}2{#/blank#}
{#blank#}3{#/blank#}×6={#blank#}4{#/blank#}
{#blank#}1{#/blank#}
{#blank#}2{#/blank#}
{#blank#}3{#/blank#}
{#blank#}4{#/blank#}
8×4= 9×7 = 2×8= 7×8 – 8 =
8×9= 4×6= 9×8= 2×9+9=
8×2= 4×9= 8×7= 1 ×8 – 8 =
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