Question:

Level 2

Adam has 50 stickers at first.

Adam gives away 20 stickers.

How many stickers are there left?

4 m
Adam has 50 stickers at first.

Adam gives away 20 stickers.

How many stickers are there left?

- 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 away - Number of stickers left =

Level 2

Adam pays $20.40 for 1 marble and 4 stickers.

The marble costs $1.90 more than each sticker.

2 m
Adam pays $20.40 for 1 marble and 4 stickers.

The marble costs $1.90 more than each sticker.

- What is the cost of 1 marble?
- How much is the cost of 4 marbles and 2 stickers?

Level 1

There are some children.

There are 500 boys.

The number of boys are 300 more than the number of girls.

How many children are there altogether?

2 m
There are some children.

There are 500 boys.

The number of boys are 300 more than the number of girls.

How many children are there altogether?

Level 1

Adam has 700 stickers.

Bryan has 200 stickers.

How many more stickers does Bryan have than Adam?

How many stickers do they have altogether?

4 m
Adam has 700 stickers.

Bryan has 200 stickers.

How many more stickers does Bryan have than Adam?

How many stickers do they have altogether?

- Which model should we draw?

(1) Model Part-whole

(2) Model Comparison - Who gets the shorter bar?

(1) Adam

(2) Bryan - How many more stickers does Adam have than B?
- What is the total number of stickers?

Level 1

Adam has 7 stickers.

Bryan has 2 stickers.

How many more stickers does A have than B?

4 m
Adam has 7 stickers.

Bryan has 2 stickers.

How many more stickers does A have than B?

- 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 Adam has more than B =

Level 2

Adam has 70 stickers at first.

Bryan gives him another 50 stickers.

How many stickers does Adam have in the end?

4 m
Adam has 70 stickers at first.

Bryan gives him another 50 stickers.

How many stickers does Adam 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) Bryan gives him - Number of stickers that Adam has in the end =

Level 1

Find the value of 1 unit.

4 m
Find the value of 1 unit.

- 5 u - 20 = 10
- 5 u - 20 = 1 u
- 10 = 5 u - 20
- 1 u = 5 u - 20

Level 2

Adam spends $15.70 on 2 stickers and 3 marbles.

A sticker costs $1.10 more than 1 marble.

4 m
Adam spends $15.70 on 2 stickers and 3 marbles.

A sticker costs $1.10 more than 1 marble.

- How much does 1 sticker cost?
- How much do 4 stickers cost?
- How much do a marble and 4 stickers cost?
- How much do 4 stickers cost more than 1 marble?

Level 1

There are some children.

There are 500 boys.

The number of boys are 300 less than the number of girls.

How many children are there altogether?

2 m
There are some children.

There are 500 boys.

The number of boys are 300 less than the number of girls.

How many children are there altogether?

Level 1

Adam has 800 stickers.

Bryan has 200 stickers.

How many less stickers does Bryan have than Adam?

4 m
Adam has 800 stickers.

Bryan has 200 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 - What is the total number of stickers?