Bryan has 40 stickers.
Adam has 10 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 40 stickers but Adam has 10 stickers.
10 is less than 40. So, (2) Adam gets the shorter bar.
(d)
Number of stickers that Adam has less than Bryan
= 40 - 10
= 30
Answer(s): (a) 2; (b) 2; (c) 2; (d) 30