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Answers.everydaycalculation.com » Compare fractions

Compare 21/90 and 10/32

21/90 is smaller than 10/32

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 32 is 1440

    Next, find the equivalent fraction of both fractional numbers with denominator 1440
  2. For the 1st fraction, since 90 × 16 = 1440,
    21/90 = 21 × 16/90 × 16 = 336/1440
  3. Likewise, for the 2nd fraction, since 32 × 45 = 1440,
    10/32 = 10 × 45/32 × 45 = 450/1440
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 336/1440 < 450/1440 or 21/90 < 10/32

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