Bryan and Adam have 110 stickers.
Bryan has 40 more stickers than Adam.
Find the number of stickers that Adam 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 Adam 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 more stickers than Adam.
So, (2) Adam gets the shorter bar.
(d)
If 40 stickers are taken away from Bryan, Bryan and Adam will have the same number of stickers.
Number of stickers that Adam has
= (110 - 40) ÷ 2
= 70 ÷ 2
= 35
Answer(s): (a) 2; (b) 1; (c) 2; (d) 35