Question

знайдіть значення виразу
2 4/9×6/11-25/27
3 5/6+2 4/5×25/42​

Answer 1

Пошаговое объяснение:

2 4/9 * 6/11 - 25/27 = 22/9 * 6/11 - 25/27 =

2/3 * 2/1 - 25/27 = 4/3 - 25/27 = 36/27 - 25/27 =

11/27

3 5/6 + 2 4/5 * 25/42 = 3 5/6 + 14/5 * 25/42 =

3 5/6 + 1/1 * 5/3 = 3 5/6 + 5/3 = 3 5/6 + 1 2/3 =

3 5/6 + 1 4/6 = 4 9/6 = 5 3/6 = 5 1/2