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Reduce 21/153 to lowest terms

The simplest form of 21/153 is 7/51.

Steps to simplifying fractions

  1. Find the GCD (or HCF) of numerator and denominator
    GCD of 21 and 153 is 3
  2. Divide both the numerator and denominator by the GCD
    21 ÷ 3/153 ÷ 3
  3. Reduced fraction: 7/51
    Therefore, 21/153 simplified to lowest terms is 7/51.

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