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题型:填空题 题类:常考题 难易度:容易
用6的乘法口诀求商1904
× =
24= × = × = × = × = ×
3×2{#blank#}1{#/blank#}2×3 1×4{#blank#}2{#/blank#}4+1 9×2{#blank#}3{#/blank#}2×8
4×5{#blank#}4{#/blank#}4+5 2×2{#blank#}5{#/blank#}2+2 4×2{#blank#}6{#/blank#}8+8
□○□=□( )
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