Button Addition within 20

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by P.S. (Plain and Simple)

Price: 100 points or $1 USD

Subjects: math,specialed

Grades: 14,13,1,2

Description: This activity comprises 20 slides of addition problems within 20. Students move the buttons to the colored shirts to represent the number sentence, then count the buttons, and select their answer. Feedback is immediate. Great as a center, pre/post assessment, and independent work.