Caden spent
14 of his allowance on a mini plane. He spent
34 of the remaining allowance on a mini-helicopter.
- What fraction of his allowance was left?
- If he had left $15, how much allowance did Caden have at first?
(a)
Fraction of allowance left after spending on a mini plane
= 1 -
14=
34Fraction of remaining allowance left
= 1 -
34=
14Fraction of his allowance left
=
34 x
14=
316(b)
Amount that Caden had at first = 16 u
Amount that Caden had left = 3 u
3 u = 15
1 u = 15 ÷ 3 = 5
Total amount that Caden had at first
= 16 u
= 16 x 5
= $80
Answer(s): (a)
316; (b) $80