Fill in the blanks.
Bryan and Adam have 20 stickers.
Bryan and Charlie have 44 stickers.
Charlie has five times as many as stickers as Adam.
- Number of stickers that Charlie has = _____ u
- 1 u = _____
- Number of stickers that Bryan has = _____
(a)
Change information into units.
Charlie has five times as many as stickers as Adam.
Number of stickers that Adam has = 1 u
Number of stickers that Charlie has = 5 u
(b)
Bryan + 1 u = 20 --- (1)
Bryan + 5 u = 44 --- (2)
(2) - (1)
5 u - 1 u = 44 - 20
4 u = 24
1 u = 24 ÷ 4 = 6
(c)
Number of stickers that Bryan has
= 20 - 1 u
= 20 - 6
= 14
Answer(s): (a) 5; (b) 6; (c) 14