![Number Grid Puzzles: Addition and Subtraction Logic Puzzles with Missing Values and Operations (Large) Number Grid Puzzles: Addition and Subtraction Logic Puzzles with Missing Values and Operations (Large)](https://www.dadsworksheets.com/worksheets/number-grid-puzzles/up-larger-plus-minus-missing-operations-and-values-easy-v1-medium.jpg)
Number Grid Puzzles: Addition and Subtraction Logic Puzzles with Missing Values and Operations (Large)
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Math Puzzles For Kids Ages 9-12: Across-Downs, Magic Squares, Sudoku, Secret Trails, Addition and Subtraction Theme: Douette, Alexis: 9798466561081: Amazon.com: Books
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