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Subtract 63/80 from 6/15

6/15 - 63/80 is -31/80.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 80 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 15 × 16 = 240,
    6/15 = 6 × 16/15 × 16 = 96/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    63/80 = 63 × 3/80 × 3 = 189/240
  4. Subtract the two like fractions:
    96/240 - 189/240 = 96 - 189/240 = -93/240
  5. After reducing the fraction, the answer is -31/80

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