Решить пример 24 - (3 3/5 - 1 7/9): (1/2 - 1/3) решить

1) 3 3/5 - 1 7/9 = 3 27/45 - 1 35/45 = 2 72/45 - 1 35/45 = 1 37/45
2) 1/2 - 1/3 = 3/6 - 2/6 = 1/6
3) 1 37/45 : 1/6 = 82/45 : 1/6 = 492/45 = 10 42/45
4) 24 - 10 42/45 = 23 45/45 - 10 42/45 = 13 3/45 = 13 1/15
ответ 13 1/15

1) 3 3/5-1 7/9=18/5-16/9=162-80/45=82/45
2) 1/2-1/3=3/6-2/6=1/6
3) 82/45÷1/6=82/45×6=82×6/45=164/15
4)24-164/15=360-164/15=196/15=13 1/15