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Math Formulary

Math Formulary

Math Formulary covers all mathematical formulas that are usually used in the school and the university. Where necessary graphics are included to depict and explain the topic...

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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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