Math Practice Online > free > lessons > Texas > 3rd grade > Missing Term
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Given an equation, supply the missing term. The equations are either addition or subtraction problems.
This topic aligns to the following state standards
Grade 2: Pat D. solve subtraction problems related to addition facts (fact families) such as 8 + 9 = 17, 9 + 8 = 17, 17 - 8 = 9, and 17 - 9 = 8.
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