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Fun Math Tricks Lite

Fun Math Tricks Lite

Learn tricks to amaze others as you use mental math to solve tough math problems. You can do math workout based on these tricks with widget. Increase score and confidence on standardized tests such as the SAT, PSAT, GRE, GMAT, ACT,...

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Plus Minus

Plus Minus

Fill the spaces between the numbers with plus and minus, so that the result in every row and column is equal to zero. Click on a space to change from plus to minus or from minus to plus. Good...

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