PSLE At first, Hazel had 82 beads and some erasers. After she gave away 57 beads and 60% of the erasers, she had a total of 29 beads and erasers. How many erasers did Hazel give away?
|
Beads |
Erasers |
Total |
Before |
82 |
5 u |
|
Change |
- 57 |
- 3 u |
|
After |
25 |
2 u |
29 |
60% =
60100 =
35 Number of beads that Hazel left
= 82 - 57
= 25
Number of erasers that Hazel left
= 29 - 25
= 4
2 u = 4
1 u = 4 ÷ 2 = 2
Number of erasers that Hazel gave away
= 3 u
= 3 x 2
= 6
Answer(s): 6