2.6×0.15简便计算
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计算如下:
2.6×0.15
=2.6×(0.1+0.05)
=2.6×0.1+2.6×0.1/2
=0.26+0.26/2
=0.26+0.13
=0.39
2.6×0.15
=2.6×(0.1+0.05)
=2.6×0.1+2.6×0.1/2
=0.26+0.26/2
=0.26+0.13
=0.39
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