Question

Add the following rational numbers :1 =-2/5and4/5

Answer 1

I think your answer is 2/5

Answer 2

1 = -2/5 +4/5
1 = -2+4/5
1 = 2/5
2/5-1
LCM of 5&1 is 5
2/5-5/5 =-3/5


Hope it helps..