试题 试卷
题型:口算与估算 题类:常考题 难易度:容易
北师大版数学五年级下册总复习(6)A卷
1- = × = ÷ = + =
× = ÷6= 182= 9π=
5× = = = =
100×20%= = 1÷25%= 75%+ =
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