Zoe and Gabby bought a present for their nephew. They shared the cost equally between them. Zoe used
57 of her savings while Gabby used
13 of her savings. What fraction of their total savings was left?
Each girl shared half the cost of the present. The amount that each of them spent is the same.
Make the numerators the same.
LCM of 5 and 1 is 5.
57 of Zoe's savings =
13 of Gabby's savings
57 of Zoe's savings =
515 of Gabby's savings
| |
Zoe |
Gabby |
Total |
| Before |
7 u |
15 u |
22 u |
| Change |
- 5 u |
- 5 u |
- 10 u |
| After |
2 u |
10 u |
12 u |
Amount of savings left
= 2 u + 10 u
= 12 u
Total amount of savings at first
= 7 u + 15 u
= 22 u
Fraction of their total savings left
=
1222=
611 Answer(s):
611 
