4-(1 целая 2/9 - 5/9)

Question

4-(1 целая 2/9 - 5/9)

Answer 1

4-(11/9-5/9)=4-6/9=3целых 1/3

Answer 2

Сперва решаем в скобках 1 целая 2/9 - 5/9 
переводим 1 целую 2/9 = 11/9 = 1 целая 2/9
1 целая 2/9 - 5/9 = 6/9 = 2/3
4 - 2/3 = 3 целых 3/3 -2/3 = 3 целых 1/3