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Compare 21/70 and 30/24

1st number: 21/70, 2nd number: 1 6/24

21/70 is smaller than 30/24

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 24 is 840
  2. For the 1st fraction, since 70 × 12 = 840,
    21/70 = 21 × 12/70 × 12 = 252/840
  3. Likewise, for the 2nd fraction, since 24 × 35 = 840,
    30/24 = 30 × 35/24 × 35 = 1050/840
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 252/840 < 1050/840 or 21/70 < 30/24

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