Bryan has 30 stickers at first.
Adam gives him another 20 stickers.
How many stickers does Bryan have in the end?
- 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) At first
(2) Adam gives him
- Number of stickers that Bryan has in the end = _____
(a)
Which model should we draw?
(1) Model Part-whole
(2) Model Comparison
We should draw a (1) Model Part-whole.
(b)
Is the total given?
(1) Yes
(2) No
(1) The total is given.
(c)
Who gets the shorter bar?
(1) At first
(2) Adam gives him
20 stickers is less than 30 stickers. So, (2) 'Adam gives him' gets the shorter bar.
(d)
Number of stickers that Bryan has in the end
= 30 + 20
= 50
Answer(s): (a) 1; (b) 1; (c) 2; (d) 50