Fill in the blanks.
Bryan and Adam share some beads.
When Bryan gives 80 to Adam, Bryan's share decreases by 50%.
- Number of beads that Bryan decreases by in percentage = _____%
- Number of beads that Bryan has in the end in percentage = _____ %
- _____% of Bryan's beads is the same as 80.
- Number of beads that Bryan has at first = _____
|
Bryan (%) |
Adam (%) |
Before |
100% |
|
Change |
- 80 - 50% |
+ 80
|
After |
50% |
|
(a)
Number of beads that Bryan decreases by in percentage = 50%
(b)
Number of beads that Bryan has in the end = 100% - 50% = 50%
(c)
50% of Bryan's beads → 80
(d)
50% of Bryan → 80
1% of Bryan → 80 ÷ 50 = 1.6
100% of Adam → 100 x 1.6 = 160
Number of beads that Bryan has at first = 160
Answer(s): (a) 50; (b) 50; (c) 50; (d) 160