25×1.25-0.15×12.5简便方法怎么算
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25×1.25-0.15×12.5
=2.5×12.5-0.15×12.5
=12.5×(岁芹举2.5-0.15)
=12.5×2.35
=12.5×(首敬2+0.3+0.05)乎碧
=25+3.75+0.625
=29.375
=2.5×12.5-0.15×12.5
=12.5×(岁芹举2.5-0.15)
=12.5×2.35
=12.5×(首敬2+0.3+0.05)乎碧
=25+3.75+0.625
=29.375
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简算慧辩如高罩下:
25×1.25-0.15×12.5
=25×1.25-1.5×1.25
=(25-1.5)戚碧闹×1.25
=23.5×1.25
=29.375
25×1.25-0.15×12.5
=25×1.25-1.5×1.25
=(25-1.5)戚碧闹×1.25
=23.5×1.25
=29.375
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25×1.25-唯缓0.15×12.5
=25×1.25−1.5×1.25
=(25−指塌模衫顷1.5)×1.25
=23.5×1.25
=29.375
=25×1.25−1.5×1.25
=(25−指塌模衫顷1.5)×1.25
=23.5×1.25
=29.375
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25×1.25-0.15×12.5
=25×1.25−1.5×1.25
=(25−1.5)×1.25
=23.5×1.25
=29.375
=25×1.25−1.5×1.25
=(25−1.5)×1.25
=23.5×1.25
=29.375
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