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Compare 30/60 and 21/35

30/60 is smaller than 21/35

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 35 is 420
  2. For the 1st fraction, since 60 × 7 = 420,
    30/60 = 30 × 7/60 × 7 = 210/420
  3. Likewise, for the 2nd fraction, since 35 × 12 = 420,
    21/35 = 21 × 12/35 × 12 = 252/420
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 210/420 < 252/420 or 30/60 < 21/35

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