edHelper.com Math Puzzles

Equation Unknowns Critical Thinking Puzzles

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Equation Unknowns Book - All of the Puzzles!
     One page of each puzzle (38 total pages)

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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

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Easy - 2 Shapes

2 shapes; numbers 0 to 10; addition 2 shapes; numbers 0 to 10; subtraction 2 shapes; numbers 0 to 10; addition and subtraction 2 shapes; numbers 0 to 10; multiplication 2 shapes; numbers 0 to 10; division One page of each puzzle

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3 Shapes - Includes 1 Redundant Rule

3 shapes; numbers 0 to 10; 1 redundant rule; addition 3 shapes; numbers 0 to 10; 1 redundant rule; subtraction 3 shapes; numbers 0 to 10; 1 redundant rule; addition and subtraction 3 shapes; numbers 0 to 10; 1 redundant rule; multiplication 3 shapes; numbers 0 to 10; 1 redundant rule; division One page of each puzzle

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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

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Mix

3 shapes; numbers 0 to 50 (no division) 3 shapes; numbers 0 to 50 (division included) 4 shapes; numbers 0 to 50 (no division) 4 shapes; numbers 0 to 50 (division included) 5 shapes; numbers 0 to 50 3 shapes; numbers 0 to 100 4 shapes; numbers 0 to 100 One page of each puzzle

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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

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

3 shapes 4 shapes One page of each puzzle

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Negative Numbers

2 shapes; addition 2 shapes; subtraction 2 shapes; multiplication 2 shapes; division 3 shapes; addition 3 shapes; subtraction 3 shapes; multiplication 3 shapes; division 3 shapes; mix of operations One page of each puzzle

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