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Answers.everydaycalculation.com » Compare fractions

Compare 45/70 and 56/72

45/70 is smaller than 56/72

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 72 is 2520

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 70 × 36 = 2520,
    45/70 = 45 × 36/70 × 36 = 1620/2520
  3. Likewise, for the 2nd fraction, since 72 × 35 = 2520,
    56/72 = 56 × 35/72 × 35 = 1960/2520
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 1620/2520 < 1960/2520 or 45/70 < 56/72

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