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Combine number tiles to make zero. Red tiles operate independently on each adjacent number tile. Purple tiles attract adjacent number tiles and combine them all with itself. There are 50 math puzzles to solve!
Swap Sums - Learning Connections
Essential Skills
Problem Solving
Sequential Reasoning
Mental Computation

Common Core Connection
MP1 - Make sense of problems and persevere in solving them.
MP7 - Look for and make use of structure.
More Math Games to Play
Math Playground
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