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在計算題中,有一種需要用遞等式計算的題目叫脫式計算題.每行計算必須要等號在前,結果在後. 格式 99+1-35*2 =100-70 =30 運算規則 必須由左到右,且按照“先乘除後加减”的法則運算,同時依次按先算小括弧、中括弧、大括弧裏的數.可以運用各種運算法則使其計算更簡便與準確.(注:式子可含字母.)
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