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Subtract 18/63 from 56/60

56/60 - 18/63 is 68/105.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 63 is 1260
  2. For the 1st fraction, since 60 × 21 = 1260,
    56/60 = 56 × 21/60 × 21 = 1176/1260
  3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
    18/63 = 18 × 20/63 × 20 = 360/1260
  4. Subtract the two fractions:
    1176/1260 - 360/1260 = 1176 - 360/1260 = 816/1260
  5. After reducing the fraction, the answer is 68/105

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