AC Lim's answer to Lavanya's Primary 5 Maths Fractions Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
AC Lim
Ac Lim's answer
13111 answers (A Helpful Person)
Money he have...
50 Doughnuts - 15 = 40Doughnuts +5
10 doughnuts = 15 +5
1 doughnut = $20 ÷ 10 = $2.