PSLE At first, Esther had 64 stickers and some cards. After she gave away 42 stickers and 25% of the cards, she had a total of 43 stickers and cards. How many cards did Esther have at first?
|
Stickers |
Cards |
Total |
Before |
64 |
4 u |
|
Change |
- 42 |
- 1 u |
|
After |
22 |
3 u |
43 |
25% =
25100 =
14 Number of stickers that Esther left
= 64 - 42
= 22
Number of cards that Esther left
= 43 - 22
= 21
3 u = 21
1 u = 21 ÷ 3 = 7
Number of cards that Esther had at first
= 4 u
= 4 x 7
= 28
Answer(s): 28