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Subtract 9/90 from 7/16

7/16 - 9/90 is 27/80.

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,
    7/16 = 7 × 45/16 × 45 = 315/720
  3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
    9/90 = 9 × 8/90 × 8 = 72/720
  4. Subtract the two like fractions:
    315/720 - 72/720 = 315 - 72/720 = 243/720
  5. After reducing the fraction, the answer is 27/80

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