Bryan has 100 stickers.
Adam has 300 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) Bryan
(2) Adam
- How many less stickers does Bryan have than Adam?
(a)
Which model should we draw?
(1) Model Part-whole
(2) Model Comparison
As the question asks for
'less',
we should draw a (2) Model Comparison.
(b)
Is the total given?
(1) Yes
(2) No
(2) No, the total is not given.
(c)
Who gets the shorter bar?
(1) Bryan
(2) Adam
Bryan has 100 stickers but Adam has 300 stickers.
100 is less than 300.
So, (1) Bryan gets the shorter bar.
(d)
Number of stickers that Bryan has less than Adam
= 300 - 100
= 200
Answer(s): (a) 2; (b) 2; (c) 1; (d) 200