Adam has 90 stickers.
Bryan has 50 stickers.
How many less stickers does Bryan have than Adam?
- 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 Bryan has less than Adam = _____
(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 90 stickers but Bryan has 50 stickers.
50 is less than 90. So, (2) Bryan gets the shorter bar.
(d)
Number of stickers that Bryan has less than Adam
= 90 - 50
= 40
Answer(s): (a) 2; (b) 2; (c) 2; (d) 40