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Answers.everydaycalculation.com » Compare fractions

Compare 84/10 and 80/72

1st number: 8 4/10, 2nd number: 1 8/72

84/10 is greater than 80/72

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 10 × 36 = 360,
    84/10 = 84 × 36/10 × 36 = 3024/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    80/72 = 80 × 5/72 × 5 = 400/360
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 3024/360 > 400/360 or 84/10 > 80/72

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