Tayng's answer to Sha's Primary 6 Maths Ratio Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Tayng
Tayng's answer
1093 answers (A Helpful Person)
1st
Minus wrong.
Method correct
Last part method wrong
You need find how much more Peter saved than Ravi not how much more Ravi saved than Peter
Method is supposed to be total of Peter - total of Ravi