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Compare 1/30 and 21/56

1/30 is smaller than 21/56

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 56 is 840
  2. For the 1st fraction, since 30 × 28 = 840,
    1/30 = 1 × 28/30 × 28 = 28/840
  3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
    21/56 = 21 × 15/56 × 15 = 315/840
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 28/840 < 315/840 or 1/30 < 21/56

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