2 2/3:2+(4/15+2/5):(3 1/3*3/5) срочно надо!!!

Question

2 2/3:2+(4/15+2/5):(3 1/3*3/5) срочно надо!!!

Answer 1

1)4/15+2/5=4/15+6/15=10/15=2/3
2)3цел1/3×3/5=10/3×3/5=2
3)2цел2/3÷2=8/3÷2=8/3×1/2=4/3=1цел1/3
4)2/3÷2=2/3×1/2=1/3
5)1цел1/3+ 1/3=1цел/2/3