Basic Math

Fractions

Fraction Addition Tutorial   Explains Numerator, Denominator and Common Denominator.

Fraction Calculator   Adds and subtracts fractions.

Fraction Calculator and Tutorial   For Multiplication and Division of Fractions.


Percentage


Percentage Tutorial and Calculators - Part 1   Basic concepts of percentages

Percentage Tutorial and Calculators - Part 2   Percent Increase & Decrease


Miscellaneous


Arithmetic Quiz  Generates 5 random problems in addition, subtraction, multiplication or division with 3 levels of difficulty for each. It's "flash cards" for the cyber-age.

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