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Compare 6/21 and 27/70

6/21 is smaller than 27/70

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 70 is 210
  2. For the 1st fraction, since 21 × 10 = 210,
    6/21 = 6 × 10/21 × 10 = 60/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    27/70 = 27 × 3/70 × 3 = 81/210
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 60/210 < 81/210 or 6/21 < 27/70

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