Adam has 50 stickers.
Bryan has 20 stickers.
How many more stickers does Adam have than Bryan?
- 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) Adam
(2) Bryan
- Number of stickers that Adam has more than Bryan = _____
(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
(2) The total is not given.
(c)
Who gets the shorter bar?
(1) Adam
(2) Bryan
Adam has 50 stickers but Bryan has 20 stickers.
20 is less than 50. So, (2) Bryan gets the shorter bar.
(d)
Number of stickers that Adam has more than Bryan
= 50 - 20
= 30
Answer(s): (a) 2; (b) 2; (c) 2; (d) 30