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Subtract 2/15 from 7/8

7/8 - 2/15 is 89/120.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 15 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 8 × 15 = 120,
    7/8 = 7 × 15/8 × 15 = 105/120
  3. Likewise, for the 2nd fraction, since 15 × 8 = 120,
    2/15 = 2 × 8/15 × 8 = 16/120
  4. Subtract the two like fractions:
    105/120 - 16/120 = 105 - 16/120 = 89/120

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