试题 试卷
题型:单选题 题类: 难易度:普通
【小白鸥-情境题】数学苏教版六上主题情境 六 单元重难易错强化练
+ = 75×20%= × = × =
3.14×3= ÷ = 15.7÷5= 20÷ =
- = 49÷ = 81× = 56× =
1- = + = 84×50%= ×40=
x+62.5%x=55 5.2x+180%x=91
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