some math

2007-01-06 4:51 am

一枝筆重8.5g,120枝筆共重多少kg?

回答 (8)

2007-01-07 8:04 am

8.5 x 120 / 1000 = 1.02kg

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2007-01-07 7:59 am

8.5 x 120 / 1000 = 1.02kg

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2007-01-07 7:48 am

120x8.5
=1020(g)
=1.02(kg)

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2007-01-07 7:39 am

8.5 x 120 / 1000 = 1.02kg

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2007-01-07 7:27 am

120x8.5
=1020(g)
=1.02(kg)

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2007-01-06 5:16 am

共重:
120x8.5
=1020(g)
=1.02(kg)

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2007-01-06 4:59 am

由於1kg等於1000g.

120枝筆：8.5＊120/1000

=1.02

所以120枝筆共重1.02kg

參考: 我

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2007-01-06 4:55 am

8.5 x 120 / 1000 = 1.02kg

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