Subtraction Within 20
Practice subtraction facts within 20 with this first-grade math worksheet.
Includes
CustomFill in the BlanksShort AnswerMatchingMultiple Choice
Standards
CCSS.MATH.CONTENT.1.OA.C.6
Topics
mathsubtractiongrade 1
7 sections · Free to use · Printable
Subtraction Within 20
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Solve each subtraction problem. You can use the number line to help you.
1. 10 - 3 =
2. 12 - 5 =
3. 15 - 7 =
4. 18 - 9 =
5. 14 - 6 =
1. Sarah has 11 apples. She eats 4 of them. How many apples does Sarah have left?
2. There are 16 birds on a tree. 7 birds fly away. How many birds are still on the tree?
Match each subtraction problem with its correct answer.
1. 13 - 6
a. 5
2. 17 - 8
b. 7
3. 10 - 5
c. 9
1. Which subtraction problem has an answer of 8?
a
12 - 3
b
15 - 7
c
10 - 1
d
11 - 4