найдите значение выражения дробь (5/18+7/12)×2 10/31+1 13/51÷(4/17-20/51)

найдите значение выражения дробь (5/18+7/12)×2 10/31+1 13/51÷(4/17-20/51)
- Предмет:
  Математика
- Автор:
  ishaanbenton
- 6 лет назад

Ответы 1

(5/18 + 7/12) * 2 10/31 + 1 13/51 : (4/17 - 20/51) = - 61) 5/18 + 7/12 = 10/36 + 21/36 = 31/362) 4/17 - 20/51 = 12/51 - 20/51 = - 8/513) 31/36 * 2 10/31 = 31/36 * 72/31 = 72/36 = 24) 1 13/51 : (-8/51) = 64/51 * (-51/8) = - 64/8 = - 85) 2 + (- 8) = 2 - 8 = - 6
- Автор:
  ziggyiv8h
- 6 лет назад
- 0
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