4、62x1、75-0、462x7、5
3个回答
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4.62×1.75-0.462×7.5
=4.62×1.75-4.62×0.75
=4.62×(1.75-0.75)
=4.62×1
=4.62
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展开全部
4.62×1.75-0.462×7.5
=0.462×17.5-0.462×7.5
=0.462×(17.5-7.5)
=0.462×10
=4.62
=0.462×17.5-0.462×7.5
=0.462×(17.5-7.5)
=0.462×10
=4.62
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展开全部
4.62×1.75 - 0.462×7.5
= 4.62×1.75 - 4.62×0.75
=
4.62×(1.75-0.75)
= 4.62×1
= 4.62
= 4.62×1.75 - 4.62×0.75
=
4.62×(1.75-0.75)
= 4.62×1
= 4.62
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