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Subtract 63/80 from 28/30

28/30 - 63/80 is 7/48.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 80 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 30 × 8 = 240,
    28/30 = 28 × 8/30 × 8 = 224/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    63/80 = 63 × 3/80 × 3 = 189/240
  4. Subtract the two like fractions:
    224/240 - 189/240 = 224 - 189/240 = 35/240
  5. After reducing the fraction, the answer is 7/48

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