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Subtract 12/80 from 8/18

8/18 - 12/80 is 53/180.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 80 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 18 × 40 = 720,
    8/18 = 8 × 40/18 × 40 = 320/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    12/80 = 12 × 9/80 × 9 = 108/720
  4. Subtract the two like fractions:
    320/720 - 108/720 = 320 - 108/720 = 212/720
  5. After reducing the fraction, the answer is 53/180

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