Bryan has 18 stickers.
Adam has 7 stickers.
How many less 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) Bryan
(2) Adam
- Number of stickers that Adam has less 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) Bryan
(2) Adam
Bryan has 18 stickers but Adam has 7 stickers.
7 is less than 18.
So, (2) Adam gets the shorter bar.
(d)
Number of stickers that Adam has less than Bryan
= 18 - 7
= 11
Answer(s): (a) 2; (b) 2; (c) 2; (d) 11