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Subtract 7/90 from 1/16

1/16 - 7/90 is -11/720.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 90 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 16 × 45 = 720,
    1/16 = 1 × 45/16 × 45 = 45/720
  3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
    7/90 = 7 × 8/90 × 8 = 56/720
  4. Subtract the two like fractions:
    45/720 - 56/720 = 45 - 56/720 = -11/720

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