
3/5×15.5-60%×6.5+0.6的简便计算方法?
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3/5×15.5-60%×6.5+0.6的简便计算方法?
3/5×15.5-60%×6.5+0.6
=0.6×15.5-0.6×6.5+0.6
=0.6×(15.5-6.5+1)
=0.6×10
=6
3/5×15.5-60%×6.5+0.6
=0.6×15.5-0.6×6.5+0.6
=0.6×(15.5-6.5+1)
=0.6×10
=6
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