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Compare 8/30 and 54/21

1st number: 8/30, 2nd number: 2 12/21

8/30 is smaller than 54/21

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 21 is 210
  2. For the 1st fraction, since 30 × 7 = 210,
    8/30 = 8 × 7/30 × 7 = 56/210
  3. Likewise, for the 2nd fraction, since 21 × 10 = 210,
    54/21 = 54 × 10/21 × 10 = 540/210
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 56/210 < 540/210 or 8/30 < 54/21

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