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Determine The Unknown Number In The Addition...

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Welcome to Math Quiz #22841

Determine the Unknown Number in the Addition Equation (up to 20)


There are 10 problems in this quiz which support the following standard:

CCSS.Math.Content.1.OA.D.8. 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 = ?.

This page can be found quickly using this link: http://i4c.xyz/y8rvx2ay

Press "Start" to begin.

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