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Compare 4/72 and 1/20

4/72 is greater than 1/20

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 20 is 360
  2. For the 1st fraction, since 72 × 5 = 360,
    4/72 = 4 × 5/72 × 5 = 20/360
  3. Likewise, for the 2nd fraction, since 20 × 18 = 360,
    1/20 = 1 × 18/20 × 18 = 18/360
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 20/360 > 18/360 or 4/72 > 1/20

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