выполните действия (7,8-4 3/4):1,9 - №25197622

выполните действия (7,8-4 3/4):1,9
- Предмет:
  Математика
- Автор:
  mad maxzygp
- 5 лет назад

Ответы 1

(7,8-4 3/4):1,9 = 1 23/381) 7,8 - 4 3/4 = 7 8/10 - 4 3/4 = 7 4/5 - 4 3/4 = 7 16/20 - 4 15/20 = 3 1/202) 3 1/20 : 1,9 = 61/20 : 19/10 = 61/20 * 10/19 = 61/2 * 1/19 = 61/38 = 1 23/38
- Автор:
  gypsy
- 5 лет назад
- 0
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