tractional exponents and roots   3 videos

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  Exponents

  Pre-Algebra Integers

  Exponents are a short cut for writing repeated multiplication

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  Square Roots

  Pre-Algebra Decimals and Percents

  Understanding squaring and square roots, including decimal approximations

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  Deccimal Approximations of Square Roots

  Pre-Algebra Decimals and Percents

  Finding decimal approximations of square roots without a calculator