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题型:填空题 题类:常考题 难易度:容易
异分母分数加、减法(不含带分数) 6928
=
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0.8÷0.2= 457+199= 745-198= 25%×48=
2.4×0.5= ÷ = 1÷ = 87.5%× =
2- - = ×2÷ ×2=
3- = ×25= 8÷ = 1-20%-80%=
50×40%= 0.52= ( - )×14= 3.14×8=
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