试题 试卷
题型:单选题 题类:常考题 难易度:普通
7.8×1.1=7.78 {#blank#}1{#/blank#}45×0.99=45.55 {#blank#}2{#/blank#}
99×0.99{#blank#}1{#/blank#}99;
1×9.8{#blank#}2{#/blank#}9.8;
3.6×0.23{#blank#}3{#/blank#}0.23;
4.9÷1.1{#blank#}4{#/blank#}4.9×1.1.
57×0.9{#blank#}1{#/blank#}57÷0.9 0.83×10{#blank#}2{#/blank#}8.3 0.345×100{#blank#}3{#/blank#}3.45÷100
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