помогите пожалуйста решить номер 1133 первый пример.

1) 4/15+2/5 = 4/15+6/15 = 10/15 = 2/32) 3 1/3*3/5 = 10/3*3/5 = 23) 2 2/3:2 = 8/3*1/2 = 4/34) 2/3:2 = 2/3*1/2 = 1/35) 4/3+1/3 = 5/3 = 1 2/3

1) 4/15+2/5 = 4/15+6/15 = 10/15 = 2/32) 3 1/3*3/5 = 10/3*3/5 = 23) 2 2/3:2 = 8/3*1/2 = 4/34) 2/3:2 = 2/3*1/2 = 1/35) 4/3+1/3 = 5/3 = 1 2/3