Fill in the blanks.
Adam has some beads.
Adam gives some beads away.
The number of beads now is a decrease of 80% compared to what Adam has at first.
- Number of beads that Adam has at first = _____ u
- Number of beads that Adam gives away = _____ u
- Number of beads that Adam has in the end = _____ u
|
Adam (Units) |
Adam (%) |
Before |
5 u |
100% |
Change |
- 4 u |
- 80% |
After |
1 u |
20% |
(a)
Change percentage into units.
80% =
80100 =
45 Number of beads that Adam has at first = 5 u
(b)
Number of beads that Adam gives away = 4 u
(c)
Number of beads that Adam has in the end
= 5 u - 4 u
= 1 u
Answer(s): (a) 5; (b) 4; (c) 1