Question

помогите пожалуйста решить номер 1133 первый пример.

Answer 1

1) 4/15+2/5 = 4/15+6/15 = 10/15 = 2/3
2) 3 1/3*3/5 = 10/3*3/5 = 2
3) 2 2/3:2 = 8/3*1/2 = 4/3
4) 2/3:2 = 2/3*1/2 = 1/3
5) 4/3+1/3 = 5/3 = 1 2/3

Answer 2

1) 4/15+2/5 = 4/15+6/15 = 10/15 = 2/3
2) 3 1/3*3/5 = 10/3*3/5 = 2
3) 2 2/3:2 = 8/3*1/2 = 4/3
4) 2/3:2 = 2/3*1/2 = 1/3
5) 4/3+1/3 = 5/3 = 1 2/3