Common Core aligned
Answer Key
Grade 3bar-modelsEasy

Comparison Models 4

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6 problems

1.

Jack has 30 cards. Emma has 20 more than Jack. How many does Emma have?

Bar Model:
30
30
20
Equation: 30 + 20 = ?
Answer:
2.

Jack has 13 crayons. Sam has 19 more than Jack. How many does Sam have?

Bar Model:
13
13
19
Equation: 13 + 19 = ?
Answer:
3.

Amy has 18 books. Lisa has 18 more than Amy. How many does Lisa have?

Bar Model:
18
18
18
Equation: 18 + 18 = ?
Answer:
4.

Amy has 26 crayons. Lisa has 11 more than Amy. How many does Lisa have?

Bar Model:
26
26
11
Equation: 26 + 11 = ?
Answer:
5.

Amy has 43 pencils. Jack has 27 pencils. How many more pencils does Amy have than Jack?

Bar Model:
43
27
?
Equation: 43 - 27 = ?
Answer:
6.

Tom has 25 cards. Mia has 10 cards. How many more cards does Tom have than Mia?

Bar Model:
25
10
?
Equation: 25 - 10 = ?
Answer: