sstrike's answer to Zaza's Primary 6 Maths Fractions Singapore question.

Ask ManyTutors
done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
sstrike
Sstrike's answer
5609 answers (A Helpful Person)
backwards

400-50 = 350
350÷2 = 175
3×175 = 525

525-147 = 378
378÷3 = 126
5×126 = 630 (Ans)