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Subtract 1/80 from 1/28

1/28 - 1/80 is 13/560.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 80 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 28 × 20 = 560,
    1/28 = 1 × 20/28 × 20 = 20/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    1/80 = 1 × 7/80 × 7 = 7/560
  4. Subtract the two like fractions:
    20/560 - 7/560 = 20 - 7/560 = 13/560

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