Guan Ri Oh's answer to Kamal Sawlani's Secondary 1 Maths question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Guan Ri Oh
Guan Ri Oh's answer
118 answers (Tutor Details)
1st
Simplest form of such questions usually require you to make the terms into a single fraction. The thing you have to take note of is the use of the mathematical signs (+/-).