verify -2/5 +( 3/5+ 1/2) = (-2/5 + 3/ 5) + 1/2
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Answer:
Step-by-step explanation:
-2/5 +( 3/5+ 1/2) = -2/5 +( 6/10+ 5/10) = -2/5 +( 11/10) = -4/10+11/10 =7/10
(-2/5 + 3/ 5) + 1/2= (1/5 ) + 1/2= 2/10 + 5/10 = 7/10
7/10 = 7/10
Hence verified
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