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Subtract 90/49 from 27/16

1st number: 1 11/16, 2nd number: 1 41/49

27/16 - 90/49 is -117/784.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 49 is 784
  2. For the 1st fraction, since 16 × 49 = 784,
    27/16 = 27 × 49/16 × 49 = 1323/784
  3. Likewise, for the 2nd fraction, since 49 × 16 = 784,
    90/49 = 90 × 16/49 × 16 = 1440/784
  4. Subtract the two fractions:
    1323/784 - 1440/784 = 1323 - 1440/784 = -117/784

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