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Subtract 42/80 from 98/15

1st number: 6 8/15, 2nd number: 42/80

98/15 - 42/80 is 721/120.

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,
    98/15 = 98 × 16/15 × 16 = 1568/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    42/80 = 42 × 3/80 × 3 = 126/240
  4. Subtract the two like fractions:
    1568/240 - 126/240 = 1568 - 126/240 = 1442/240
  5. After reducing the fraction, the answer is 721/120
  6. In mixed form: 61/120

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