Question

find 2/3 +(4/5+ 5/6)=(2/3+4/5)+5/6

Answer 1

(the actual question is prove 2/3 +(4/5+ 5/6)=(2/3+4/5)+5/6)

Step-by-step explanation:

2/3 +(4/5+ 5/6)=(2/3+4/5)+5/6

2/3 +49/30=22/15+5/6

69/30 =69/30

This is also called commutative law.

Hope this helps you . . . please comment if further doubt.