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Determine The Unknown Number In The...

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Welcome to Math Quiz #23723

Determine the Unknown Number in the Subtraction 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/yc93qm6y

Press "Start" to begin.

Internet4classrooms is a collaborative effort by Susan Brooks and Bill Byles.
 

  

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