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Compare 18/56 and 30/40

18/56 is smaller than 30/40

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 40 is 280
  2. For the 1st fraction, since 56 × 5 = 280,
    18/56 = 18 × 5/56 × 5 = 90/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    30/40 = 30 × 7/40 × 7 = 210/280
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 90/280 < 210/280 or 18/56 < 30/40

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