PSLE At first, Fiona had 83 stickers and some cards. After she gave away 57 stickers and 30% of the cards, she had a total of 82 stickers and cards. How many cards did Fiona have at first?
|
Stickers |
Cards |
Total |
Before |
83 |
10 u |
|
Change |
- 57 |
- 3 u |
|
After |
26 |
7 u |
82 |
30% =
30100 =
310 Number of stickers that Fiona left
= 83 - 57
= 26
Number of cards that Fiona left
= 82 - 26
= 56
7 u = 56
1 u = 56 ÷ 7 = 8
Number of cards that Fiona had at first
= 10 u
= 10 x 8
= 80
Answer(s): 80