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Missing Number Worksheet For Addition and Subtraction (to 20): #2

Grades K-8 Worksheets

Looking for high-quality Math worksheets aligned to Common Core standards for Grades K-8?

Our premium worksheet bundles contain 10 activities and answer key to challenge your students and help them understand each and every topic within their grade level.

Writing and Evaluating Algebraic Expressions Worksheets

Related Resources

The various resources listed below are aligned to the same standard, (1OA08) taken from the CCSM (Common Core Standards For Mathematics) as the Addition and subtraction Worksheet shown above.

Determine the unknown whole number in an addition or subtraction equation relating three whole numbers. For example, determine the unknown number that makes the equation true in each of the equations 8 + ? = 11, 5 = _ – 3, 6 + 6 = _.

Worksheet

To 10

To 20

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Similar to the above listing, the resources below are aligned to related standards in the Common Core For Mathematics that together support the following learning outcome:

Work with addition and subtraction equations