Math Open Reference
Math Open Reference: Fraction
Learn about fractions with this site which offers detailed explanations and multiple examples. Topics covered include converting fractions to decimals, proper and improper fractions, vulgar fractions, percents, and how to type fractions...
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Dan's Math: Basic Skills Topics
College professor Dan Bach offers a review of various basic topics in arithmetic, pre-algebra, and algebra. Order of operations, exponents, square roots, variables, and combining terms are just a few of the many topics covered.