Question

Найди ошибку и исправь:
7 4/9 - 3 8/9 =(7+1)+4/9 - 3 8/9 = 7 + 9/9 + 4/9 - 3 8/9 + 7 13/9 - 3 8/9 = 7 13/9 - 3 8/9 = 4 5/9

Answer 1

7 4/9-3 8/9=3 5/9
!!!!!!!!!!!!

Answer 2

нет

Answer 3

Спасибо.

Answer 4

7 4/9 - 3 8/9 = (6+1) + 4/9 - 3 8/9 = 6 + 9/9 +4/9 -3 8/9 = 6 13/9 -3 8/9 = 3 5/9
Вроде так.