Bryan and Adam have 50 stickers.
Bryan has 40 less stickers than Adam.
Find the number of stickers that Bryan has.
- Which model should we draw?
(1) Model Part-whole
(2) Model Comparison
- Is the total given?
(1) Yes
(2) No
- Who gets the shorter bar?
(1) Bryan
(2) Adam
- Number of stickers that Bryan has = _____
(a)
Which model should we draw?
(1) Model Part-whole
(2) Model Comparison
We should draw a (2) Model Comparison.
(b)
Is the total given?
(1) Yes
(2) No
(1) The total is given.
(c)
Who gets the shorter bar?
(1) Bryan
(2) Adam
Bryan has 40 less stickers than Adam.
So, (1) Bryan gets the shorter bar.
(d)
If 40 stickers are taken away from Adam, Bryan and Adam will have the same number of stickers.
Number of stickers that Bryan has
= (50 - 40) ÷ 2
= 10 ÷ 2
= 5
Answer(s): (a) 2; (b) 1; (c) 1; (d) 5