Oliver spent
13 of his allowance on a game card. He spent
34 of the remaining allowance on a kitchen set.
- What fraction of his allowance was left?
- If he had left $20, how much allowance did Oliver have at first?
(a)
Fraction of allowance left after spending on a game card
= 1 -
13=
23Fraction of remaining allowance left
= 1 -
34=
14Fraction of his allowance left
=
23 x
14=
212(b)
Amount that Oliver had at first = 12 u
Amount that Oliver had left = 2 u
2 u = 20
1 u = 20 ÷ 2 = 10
Total amount that Oliver had at first
= 12 u
= 12 x 10
= $120
Answer(s): (a)
212; (b) $120