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Answers.everydaycalculation.com » Compare fractions

Compare 42/28 and 30/80

1st number: 1 14/28, 2nd number: 30/80

42/28 is greater than 30/80

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 80 is 560
  2. For the 1st fraction, since 28 × 20 = 560,
    42/28 = 42 × 20/28 × 20 = 840/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    30/80 = 30 × 7/80 × 7 = 210/560
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 840/560 > 210/560 or 42/28 > 30/80

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