Fill in the blanks.
Adam has some stickers.
Adam gives some stickers away.
The number of stickers decreases by 10%.
- Number of stickers that Adam has at first = _____ u
- Number of stickers that Adam gives away = _____ u
- Number of stickers that Adam has in the end = _____ u
|
Adam (Units) |
Adam (%) |
Before |
10 u |
100% |
Change |
- 1 u |
- 10% |
After |
9 u |
90% |
(a)
Change percentage into units.
10% =
10100 =
110 Number of stickers that Adam has at first = 10 u
(b)
Number of stickers that Adam gives away = 1 u
(c)
Number of stickers that Adam has in the end
= 10 u - 1 u
= 9 u
Answer(s): (a) 10; (b) 1; (c) 9