试题 试卷
题型:单选题 题类:常考题 难易度:普通
应用题型选择题+1++++
÷3= ×15= 2﹣ = 1+2%= ÷ =
5÷ = ×75%= ×4× = + × = ×99+99× =
15× = = 4﹣2.7= ÷2= 1.2× =
÷ = 2.2+3= 1× = 6÷10= =
①m+n;②m×n;③m÷n;④n÷m。
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