Fill in the blanks.
Adam and Bryan share some beads.
When Adam gives 90 to Bryan, Adam's share decreases by 10%.
- Number of beads that Adam decreases by in percentage = _____%
- Number of beads that Adam has in the end in percentage = _____ %
- _____% of Adam's beads is the same as 90.
- Number of beads that Adam has at first = _____
|
Adam (%) |
Bryan (%) |
Before |
100% |
|
Change |
- 90 - 10% |
+ 90
|
After |
90% |
|
(a)
Number of beads that Adam decreases by in percentage = 10%
(b)
Number of beads that Adam has in the end = 100% - 10% = 90%
(c)
10% of Adam's beads → 90
(d)
10% of Adam → 90
1% of Adam → 90 ÷ 10 = 9
100% of Bryan → 100 x 9 = 900
Number of beads that Adam has at first = 900
Answer(s): (a) 10; (b) 90; (c) 10; (d) 900