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Subtract 3/56 from 8/90

8/90 - 3/56 is 89/2520.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 56 is 2520

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 90 × 28 = 2520,
    8/90 = 8 × 28/90 × 28 = 224/2520
  3. Likewise, for the 2nd fraction, since 56 × 45 = 2520,
    3/56 = 3 × 45/56 × 45 = 135/2520
  4. Subtract the two like fractions:
    224/2520 - 135/2520 = 224 - 135/2520 = 89/2520

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