Common Core aligned
Answer Key
Grade 3bar-modelsBeginner

Part-Whole Models 2

More part-whole

6 problems

1.

Jack has 10 cookies. Lisa has 5 cookies. How many more cookies does Jack have than Lisa?

Bar Model:
10
5
?
Equation: 10 - 5 = ?
Answer:
2.

Jack has 12 books. Tom has 7 books. How many more books does Jack have than Tom?

Bar Model:
12
7
?
Equation: 12 - 7 = ?
Answer:
3.

Jack has 12 marbles. Amy has 8 marbles. How many more marbles does Jack have than Amy?

Bar Model:
12
8
?
Equation: 12 - 8 = ?
Answer:
4.

Amy has 10 apples. Mia has 4 more than Amy. How many does Mia have?

Bar Model:
10
10
4
Equation: 10 + 4 = ?
Answer:
5.

Amy has 12 cards. Max has 4 more than Amy. How many does Max have?

Bar Model:
12
12
4
Equation: 12 + 4 = ?
Answer:
6.

Amy has 5 cookies. Emma has 3 more than Amy. How many does Emma have?

Bar Model:
5
5
3
Equation: 5 + 3 = ?
Answer: