(71 1)*(71-1)怎么移動(dòng)等于71
(71 1)*(71-1)怎么移動(dòng)等于71
數(shù)學(xué)人氣:460 ℃時(shí)間:2020-04-28 08:17:42
優(yōu)質(zhì)解答
移動(dòng)成‘7*11-7+1
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