Converting Decimal Representations of Rational Numbers to Fraction Representations

A rational number is a ratio of two integers. Discuss with your class how to convert the rational numbers of repeating decimals to fractions. A good commentary on letting x equal the repeating decimal and multiplying each side of such equation by a power of 10 or 10r, where r is the repeating segment.

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CCSS: Designed
Pros

  • Straightforward approach to converting repeating decimals to fractions
Cons

  • Learners will need additional practice
Common Core