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题型:填空题 题类:常考题 难易度:容易
用9的乘法口诀求商1994 10
7×=63
63÷=
9×{#blank#}1{#/blank#} =54 49÷{#blank#}2{#/blank#} =7 8×{#blank#}3{#/blank#} =24
42÷{#blank#}4{#/blank#} =6 5×{#blank#}5{#/blank#} =30 {#blank#}6{#/blank#}÷8=2
48÷6= 23+40= 49-30= 9×8=
30÷5= 34+70= 49÷7= 53-8=
□×□=□ □×□=□
□÷□=□ □÷□=□
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