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题型:单选题 题类:常考题 难易度:容易
用2--5的乘法口诀求商1750 10
5×7{#blank#}1{#/blank#}40-5
24÷3{#blank#}2{#/blank#}4×7
6×8+15{#blank#}3{#/blank#}7×9-17
4×{#blank#}3{#/blank#}=12 {#blank#}4{#/blank#}×9=36.
27+53= 9×0= 26+0=
37-0= 9÷1= 32÷6=
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