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Subtract 63/7 from 27/60

1st number: 27/60, 2nd number: 9 0/7

27/60 - 63/7 is -171/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 7 is 420
  2. For the 1st fraction, since 60 × 7 = 420,
    27/60 = 27 × 7/60 × 7 = 189/420
  3. Likewise, for the 2nd fraction, since 7 × 60 = 420,
    63/7 = 63 × 60/7 × 60 = 3780/420
  4. Subtract the two fractions:
    189/420 - 3780/420 = 189 - 3780/420 = -3591/420
  5. After reducing the fraction, the answer is -171/20

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