Barbara and Mary bought a present for their best friend. They shared the cost equally between them. Barbara used
67 of her savings while Mary used
27 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 6 and 2 is 6.
67 of Barbara's savings =
27 of Mary's savings
67 of Barbara's savings =
621 of Mary's savings
| |
Barbara |
Mary |
Total |
| Before |
7 u |
21 u |
28 u |
| Change |
- 6 u |
- 6 u |
- 12 u |
| After |
1 u |
15 u |
16 u |
Amount of savings left
= 1 u + 15 u
= 16 u
Total amount of savings at first
= 7 u + 21 u
= 28 u
Fraction of their total savings left
=
1628=
47 Answer(s):
47 
