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Subtract 7/80 from 7/63

7/63 - 7/80 is 17/720.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 80 is 5040
  2. For the 1st fraction, since 63 × 80 = 5040,
    7/63 = 7 × 80/63 × 80 = 560/5040
  3. Likewise, for the 2nd fraction, since 80 × 63 = 5040,
    7/80 = 7 × 63/80 × 63 = 441/5040
  4. Subtract the two fractions:
    560/5040 - 441/5040 = 560 - 441/5040 = 119/5040
  5. After reducing the fraction, the answer is 17/720

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