Сколько будет 7 целых 1/4- 4 целых 7/9
7 1/4 - 4 7/9 = 29/4 - 43/9 = 29*9/4*9 - 43*4/9*4 = 261/36 - 172/36 =
= 89/36 = 2 17/36
Оцени ответ
7 1/4 - 4 7/9 = 29/4 - 43/9 = 29*9/4*9 - 43*4/9*4 = 261/36 - 172/36 =
= 89/36 = 2 17/36