Question

plz fast
and who answer first will get brailiest answer​

Answer 1

Step-by-step explanation:

1) 3/4+ (-1/2) = -1/2 +3/4

1/4 = 1/4

2) 3/4 + 1/2 = 1/2 + 3/4

5/4= 5/4

3) 1/4 + 1/2 = 3/4 + 1/4

3/4 IS NOT EQUAL TO 1

DROP SOME THANKS