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Subtract 3/7 from 98/15

1st number: 6 8/15, 2nd number: 3/7

98/15 - 3/7 is 641/105.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 7 is 105

    Next, find the equivalent fraction of both fractional numbers with denominator 105
  2. For the 1st fraction, since 15 × 7 = 105,
    98/15 = 98 × 7/15 × 7 = 686/105
  3. Likewise, for the 2nd fraction, since 7 × 15 = 105,
    3/7 = 3 × 15/7 × 15 = 45/105
  4. Subtract the two like fractions:
    686/105 - 45/105 = 686 - 45/105 = 641/105
  5. In mixed form: 611/105

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