Question

-2/5 +( 1/6 + 3/8) = (-2/5+ 1/6 ) +3/8

Answer 1

Answer:

-2/5 + (4/24 + 9/24) = ( -12/30 +5/30) + 3/8

-2/5 + 13/24 = -7/30 +3/8

-48/120 + 60/120 = -56/240 + 90/240

12/120 = 34/240

not equal