Fill in the blanks in decimals.
2 boys, Bryan and Adam, share some stickers.
Adam has 50% of the total.
If Adam receives extra stickers,
his number of stickers increases by 10%.
- Number of stickers that Adam has at first = _____ u
- Change in the number of stickers that Adam has = _____ u
- Number of stickers that Adam has in the end = _____ u
- Number of stickers that Bryan has in the end = _____ u
|
Bryan |
Adam |
Before |
1 u |
1 u |
Change |
|
+ 0.1 u |
After |
1 u |
1.1 u |
(a)
Change percentage into units.
50% =
50100 =
12Fraction of the stickers that Adam has at first =
12 Number of stickers that Adam has at first = 1 u
(b)
Change in the number of stickers that Adam has
= 10% x 1 u
=
10100 x 1 u
= 0.1 x 1 u
= 0.1 u
(c)
Number of stickers that Adam has in the end
= 1 u + 0.1 u
= 1.1 u
(d)
Fraction of the number of stickers that Bryan has at first
= 1 -
12 =
12 There is no change in the number of stickers that Bryan has.
Number of stickers that Bryan has in the end = 1 u
Answer(s): (a) 1; (b) 0.1; (c) 1.1; (d) 1