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Answers.everydaycalculation.com » Compare fractions

Compare 1/7 and 12/45

1/7 is smaller than 12/45

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 45 is 315

    Next, find the equivalent fraction of both fractional numbers with denominator 315
  2. For the 1st fraction, since 7 × 45 = 315,
    1/7 = 1 × 45/7 × 45 = 45/315
  3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
    12/45 = 12 × 7/45 × 7 = 84/315
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 45/315 < 84/315 or 1/7 < 12/45

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