Javier Keow Zhi Heng's answer to Sebastian N's Secondary 2 Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Javier Keow Zhi Heng
Javier Keow Zhi Heng's answer
13 answers (Tutor Details)
1st
Comment if you have any questions after reading my answer