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Compare 12/72 and 21/60

12/72 is smaller than 21/60

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 60 is 360
  2. For the 1st fraction, since 72 × 5 = 360,
    12/72 = 12 × 5/72 × 5 = 60/360
  3. Likewise, for the 2nd fraction, since 60 × 6 = 360,
    21/60 = 21 × 6/60 × 6 = 126/360
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 60/360 < 126/360 or 12/72 < 21/60

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