Ответ:
7
Пошаговое объяснение:
1/3 * (2 2/15 * 6 1/4 - 5 1/3 * 1 1/8) + 4 5/9 = 7
1) 2 2/15 * 6 1/4 = 32/15 * 25/4 = 8/3 * 5/1 = 40/3
2) 5 1/3 * 1 1/8 = 16/3 * 9/8 = 2/1 * 3/1 = 6
3) 40/3 - 6 = 40/3 - 18/3 = 22/3
4) 1/3 * 22/3 = 22/9
5) 22/9 + 4 5/9 = 2 4/9 + 4 5/9 = 6 9/9 = 7