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Addition Within 20 Worksheet

Practice addition facts within 20 with various question types for Grade 3 students.

Grade 3 Math AdditionAddition FactsAddition Within 20
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Includes

Fill in the BlanksMultiple ChoiceShort AnswerTrue / FalseLong Answer

Standards

CCSS.MATH.CONTENT.2.OA.B.2

Topics

mathadditiongrade 3addition factswithin 20
7 sections · Free to use · Printable
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Addition Within 20

Name:

Date:

Score:

Read each question carefully and answer to the best of your ability. Show your work when necessary.

1. 7 + 5 =  

2. 9 + 8 =  

3. 6 + 6 =  

4. 12 + 3 =  

5. 4 + 11 =  

6. Which sum equals 15?

a

8 + 6

b

7 + 7

c

9 + 6

d

10 + 4

7. What is the sum of 10 and 9?

a

18

b

19

c

20

d

11

8. Use the number line below to show 3 + 8. What is the answer?

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14

9. 10 + 7 = 17

T

True

F

False

10. 5 + 9 = 14

T

True

F

False

11. Sarah had 8 apples. Her friend gave her 6 more apples. How many apples does Sarah have now?

12. There are 11 birds on a tree. 7 more birds fly to the tree. How many birds are on the tree in total?