(1200➖954)✖️25的简算
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答案6150,简便计算。 (1200-954)x25 =1200x25-954x25 =300x4x25-238.5x4x25 =300x100-238.5x100 =30000-23850 =6150
咨询记录 · 回答于2022-11-10
(1200➖954)✖️25的简算
答案6150,简便计算。 (1200-954)x25 =1200x25-954x25 =300x4x25-238.5x4x25 =300x100-238.5x100 =30000-23850 =6150
答案6150,简便计算。 (1200-954)x25 =1200x25-954x25 =300x4x25-238.5x4x25 =300x100-238.5x100 =30000-23850 =6150
运用数学拆分的思想,1200=300x4,25x4=100
答案6150,简便计算。 (1200-954)x25 =1200x25-954x25 =300x4x25-477x2x25 =300x100-477x50 =30000-23850 =6150
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