如题所述
=38×2×111+111×8×3
=(38×2+8×3)×111=(76+21)×111
=100×111=11100 以上为简便计算过程。
=(38×2+8×3)×111=(76+21)×111
=100×111=11100 以上为简便计算过程。
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第1个回答 2020-05-31
38×222+888×3
=38×222+(222×4)×3
=38×222+222×(4×3)
=38×222+222×12
=(38+12)×222
=50×222
=11100本回答被网友采纳
=38×222+(222×4)×3
=38×222+222×(4×3)
=38×222+222×12
=(38+12)×222
=50×222
=11100本回答被网友采纳