PSLE At first, Elyse had 67 pens and some erasers. After she gave away 23 pens and 25% of the erasers, she had a total of 53 pens and erasers. How many erasers did Elyse give away?
|
Pens |
Erasers |
Total |
Before |
67 |
4 u |
|
Change |
- 23 |
- 1 u |
|
After |
44 |
3 u |
53 |
25% =
25100 =
14 Number of pens that Elyse left
= 67 - 23
= 44
Number of erasers that Elyse left
= 53 - 44
= 9
3 u = 9
1 u = 9 ÷ 3 = 3
Number of erasers that Elyse gave away
= 1 u
= 1 x 3
= 3
Answer(s): 3