Rational Number Checker

Test fractions and repeating decimals

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About Rational Number Checker

Enter an integer, terminating decimal, fraction, or repeating decimal (using a special parenthesis syntax like 0.(3) for 0.333...) to prove it is a rational number. If valid, this tool calculates the simplest fractional representation of the number.

Rational Number Checker Features

  • Parses fractions and decimals
  • Simplifies fractional ratios
  • Solves repeating decimals
  • Math theorem explanations

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