Cards, Triangles, and Patterns

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Encourage your third grader to use his knowledge of addition and subtraction to solve these puzzles. Each problem consists of three triangles, formed from a deck of playing cards. The triangles follow a pattern, created by a simple addition or subtraction fact. Challenge your child to figure out the pattern and fill in the missing cards.

Third Grade Addition Subtraction Worksheets: Cards, Triangles, and Patterns
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