標題: 功課唔識做 [打印本頁]

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作者: yukshing    時間: 2009-9-8 17:32     標題: 功課唔識做

-12+【10-（-8.75）-25】-（2-6.25）

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作者: jackethuang    時間: 2009-9-16 18:05

按計數機啦甘簡單

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作者: 舞文弄墨    時間: 2009-9-16 20:38

solve the number in bracket 1st, then just solve it easily

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