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题型:填空题 题类:常考题 难易度:普通
7的乘法口诀1795 11
7×77+7 3×37×3
5×740-2 14+286×7
一个乘数是7,另一个乘数是4,积是{#blank#}1{#/blank#}?
91,84,{#blank#}1{#/blank#}, {#blank#}2{#/blank#},{#blank#}3{#/blank#},{#blank#}4{#/blank#},{#blank#}5{#/blank#},{#blank#}6{#/blank#},{#blank#}7{#/blank#},{#blank#}8{#/blank#},{#blank#}9{#/blank#},{#blank#}10{#/blank#},7,0.
{#blank#}1{#/blank#}
20 18 24 8 27 28 36
40 45 68 35 12 48
45 54 56 30 65 32 42
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