Adam and Bryan have 500 stickers.
If Adam gives Bryan 90 stickers, they will have equal number of stickers.
- How many stickers does Adam have?
- How many stickers does Bryan have?
|
Adam |
Bryan |
Before |
1 u + 90 |
1 u - 90 |
Change |
- 90 |
+ 90 |
After |
1 u |
1 u |
(a)
Total number of stickers
= 1 u + 1 u
= 2 u
2 u = 500
1 u = 500 ÷ 2 = 250
Number of stickers that Adam has
= 1 u + 90
= 250 + 90
= 340
(b)
Number of stickers that Bryan has
= 1 u - 90
= 250 - 90
= 160
Answer(s): (a) 340; (b) 160