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题型:填空题 题类:常考题 难易度:困难
小学奥数系列6-3-1工程问题专练1
①0.575×29+2.9×4.25
② ÷
③36÷( + )
④ ÷125%
⑤ ×[ -( )]
⑥2016×
8÷ = 2.4÷ = ÷ =
× ÷ = 1- × = 2÷ =
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