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Subtract 10/63 from 4/15

4/15 - 10/63 is 34/315.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 63 is 315
  2. For the 1st fraction, since 15 × 21 = 315,
    4/15 = 4 × 21/15 × 21 = 84/315
  3. Likewise, for the 2nd fraction, since 63 × 5 = 315,
    10/63 = 10 × 5/63 × 5 = 50/315
  4. Subtract the two fractions:
    84/315 - 50/315 = 84 - 50/315 = 34/315

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