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Subtract 63/49 from 27/20

1st number: 1 7/20, 2nd number: 1 14/49

27/20 - 63/49 is 9/140.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 49 is 980
  2. For the 1st fraction, since 20 × 49 = 980,
    27/20 = 27 × 49/20 × 49 = 1323/980
  3. Likewise, for the 2nd fraction, since 49 × 20 = 980,
    63/49 = 63 × 20/49 × 20 = 1260/980
  4. Subtract the two fractions:
    1323/980 - 1260/980 = 1323 - 1260/980 = 63/980
  5. After reducing the fraction, the answer is 9/140

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