Question

If a=3/4, b= -1/2 & c=1/2, verify. (a+b) +c= a+(b+c)

Answer 1

(3/4+(-1/2))+1/2= 3/4+(-1/2+1/2)
(3/4-1/2)+1/2=3/4+(-1/2+1/2)
by taking lcm we get



see picture for next step::::::