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Missing Term
Given an equation, supply the missing term. The equations are either addition or subtraction problems.
This topic aligns to the following state standards
Grade 1: NO MA.1.3.2: Use a variety of strategies to solve number problems involving addition and subtraction (e.g., comparing sets, counting on, counting backwards, doubles, doubles plus one)
Grade 4: PFA MA.4.10.1: Use symbols to represent unknown quantities in open sentences and determine the unknown quantities
Grade 5: NO MA.5.2.1: Apply the inverse relationship between addition and subtraction, and multiplication and division, to solve problems
Grade 5: PFA MA.5.10.1: Use a variety of strategies to solve number sentences with unknowns
Grade 6: PFA MA.6.10.2: Use fact families to solve for an unknown in an open sentence
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