Выполните действие : 2 целых 2/3: 2+(4/15+2/5): (3целых1/3*3/5)

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