Question

Помогите плиззз срочно

Answer 1

1) (10 12/3-2 9/13)
2) 5 6/13 + (10 12/3 - 2 9/13)

1)10 12/13 - 2 9/13 = 8 3/13
2) 5 6/13 + 8 3/13 = 13 9/13

5 6/13 + (10 12/13 - 2 9/13) = 13 9/13