Ответ:
1 39/110
Пошаговое объяснение:
3/4 ÷ 5/6 + 2 1/2 × 2/5 - 1 ÷ 11/6 = 3/4 × 6/5 + 5/2 × 2/5 - 1 × 6/11 = 18/20 + 1 - 6/11 = 198/220 + 220/220 - 120/220 = 149/220 = 1 39/110
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Ответ:
1 39/110
Пошаговое объяснение:
3/4 ÷ 5/6 + 2 1/2 × 2/5 - 1 ÷ 11/6 = 3/4 × 6/5 + 5/2 × 2/5 - 1 × 6/11 = 18/20 + 1 - 6/11 = 198/220 + 220/220 - 120/220 = 149/220 = 1 39/110