Найди значение выражения: 4 5\14 + (5 1/12 - 3 4/21). Created by 098zzz. matematika-ru

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4 5/14 + (5 1/12 - 3 4/21) = 5 1/4
1) 5 1/12 - 4 4/21 = 5 7/84 - 4 16/84 = 427/84 - 352/84 = 75/84
2) 4 5/14 + 75/84 = 4 30/84 + 75/84 = 4 105/84 = 5 21/84 = 5 3/12 = 5 1/4

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