试题 试卷
题型:填空题 题类:常考题 难易度:容易
积的变化4685 10
4×35=
40×35=
400×35=
40×{#blank#}1{#/blank#}<800 86×{#blank#}2{#/blank#}<900
{#blank#}3{#/blank#}×49<2000 {#blank#}4{#/blank#}×8<485
6.9{#blank#}1{#/blank#}0.99×6.9 3.99×1{#blank#}2{#/blank#}3.99 12.7{#blank#}3{#/blank#}12.7×1.8
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