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Subtract 18/14 from 27/80

1st number: 27/80, 2nd number: 1 4/14

27/80 - 18/14 is -531/560.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 14 is 560
  2. For the 1st fraction, since 80 × 7 = 560,
    27/80 = 27 × 7/80 × 7 = 189/560
  3. Likewise, for the 2nd fraction, since 14 × 40 = 560,
    18/14 = 18 × 40/14 × 40 = 720/560
  4. Subtract the two fractions:
    189/560 - 720/560 = 189 - 720/560 = -531/560

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