Subtraction as an Unknown Addend

As you introduce learners to subtraction, take the mystery out by relating it to familiar math problems. By comprehending subtraction problems in the context of an unknown addend, learners may grasp these concepts more easily. They examine two word problems, each giving a sum and one addend. They must find the other addend, opening the door to subtraction strategies. Scholars explain how they solve the problem - did they use manipulatives?

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