百分數的應用

Grace

2008-05-04 7:56 pm

農場裹,分別有32頭牛,45頭羊和28頭豬,羊的數目比豬和牛的總數少百分之幾???????????

回答 (2)

用戶7639

2008-05-04 8:39 pm

✔ 最佳答案

[(32+28)-45]/45 x 100%
=33又 1/3%

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peter

2008-05-04 9:03 pm

羊的數目比豬和牛的總數少:
[(32+28)-45]/45x100%=33又 1/3%

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