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edHelper.com MathPuzzles |
Equation UnknownsCritical Thinking Puzzles |

Equation Unknowns Book - All of the Puzzles!

Very Easy

Look at the greater and less than clues. One of the values will be obvious.

addition; 2 shapes subtraction; 2 shapes addition or subtraction; 2 shapes One page of each puzzle |

Easy - 2 Shapes

3 Shapes - Includes 1 Redundant Rule

More Difficult: Addition and Subtraction

3 shapes; numbers 0 to 20; addition and subtraction 4 shapes; numbers 0 to 20; addition and subtraction 5 shapes; numbers 0 to 20; addition and subtraction One page of each puzzle |

Mix

Equations with Three Unknowns

no parenthesis (3 shapes) no parenthesis (4 shapes) includes parenthesis (3 shapes) includes parenthesis (4 shapes) One page of each puzzle |

Equations with Three Unknowns; Larger Numbers (2 redundant rules to make easier to solve)

3 shapes 4 shapes One page of each puzzle |

Negative Numbers

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