大概要20道题,要7道或8道挺难的题,但必须在小学四年级的范围内
大概要20道题,要7道或8道挺难的题,但必须在小学四年级的范围内
数学人气:652 ℃时间:2019-11-24 21:43:27
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1,32×29-18×32-322,153×54+71×46+82×463,79000÷125÷84,1726×99995,12345+23451+34512+45123+512346,(1)2,3,5,8,( ),( ),34.(2)58,57,55,52,48,( ...
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