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数学
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9999×2222+3333×3334怎样简算?
人气:184 ℃ 时间:2019-10-31 05:58:11
解答
9999×2222+3333×3334
=3333×(3×2222)+3333×3334
=3333×6666+3333×3334
=3333×(6666+3334)
=3333×10000
=33330000
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