PSLE At first, Irene had 74 stamps and some beads. After she gave away 32 stamps and 60% of the beads, she had a total of 56 stamps and beads. How many beads did Irene give away?
|
Stamps |
Beads |
Total |
Before |
74 |
5 u |
|
Change |
- 32 |
- 3 u |
|
After |
42 |
2 u |
56 |
60% =
60100 =
35 Number of stamps that Irene left
= 74 - 32
= 42
Number of beads that Irene left
= 56 - 42
= 14
2 u = 14
1 u = 14 ÷ 2 = 7
Number of beads that Irene gave away
= 3 u
= 3 x 7
= 21
Answer(s): 21