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Subtract 5/9 from 15/7

1st number: 2 1/7, 2nd number: 5/9

15/7 - 5/9 is 100/63.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 9 is 63

    Next, find the equivalent fraction of both fractional numbers with denominator 63
  2. For the 1st fraction, since 7 × 9 = 63,
    15/7 = 15 × 9/7 × 9 = 135/63
  3. Likewise, for the 2nd fraction, since 9 × 7 = 63,
    5/9 = 5 × 7/9 × 7 = 35/63
  4. Subtract the two like fractions:
    135/63 - 35/63 = 135 - 35/63 = 100/63
  5. In mixed form: 137/63

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