Помогите плиииз!!!!​

Question

Помогите плиииз!!!!​

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Answer 1

1) 3целых3/5-1целая7/9 = 1целая37/45

1/2-1/3 = 1/6

1целая37/45×1/6 = 41/135

52/45-41/135 = 112/135