Answers

The simplest form of 21/63 is 1/3.

Steps to simplifying fractions

1. Find the GCD (or HCF) of numerator and denominator
   GCD of 21 and 63 is 21
2. Divide both the numerator and denominator by the GCD
   21 ÷ 21/63 ÷ 21
3. Reduced fraction: 1/3
   Therefore, 21/63 simplified to lowest terms is 1/3.

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Equivalent fractions: ⁴²/₁₂₆ ⁶³/₁₈₉ ⁷/₂₁ ¹⁰⁵/₃₁₅ ¹⁴⁷/₄₄₁ ³/₉

More fractions: ⁴²/₆₃ ²¹/₁₂₆ ⁶³/₆₃ ²¹/₁₈₉ ²²/₆₃ ²¹/₆₄²⁰/₆₃ ²¹/₆₂

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