PSLE At first, Julie had 52 marbles and some erasers. After she gave away 32 marbles and 25% of the erasers, she had a total of 44 marbles and erasers. How many erasers did Julie give away?
|
Marbles |
Erasers |
Total |
Before |
52 |
4 u |
|
Change |
- 32 |
- 1 u |
|
After |
20 |
3 u |
44 |
25% =
25100 =
14 Number of marbles that Julie left
= 52 - 32
= 20
Number of erasers that Julie left
= 44 - 20
= 24
3 u = 24
1 u = 24 ÷ 3 = 8
Number of erasers that Julie gave away
= 1 u
= 1 x 8
= 8
Answer(s): 8