试题 试卷
题型:单选题 题类:常考题 难易度:容易
分数除以整数(不含带分数)7280
20× × ×18 ×
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15× = = 4﹣2.7= ÷2= 1.2× =
÷ = 2.2+3= 1× = 6÷10= =
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