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Add 15/9 and 3/7

1st number: 1 6/9, 2nd number: 3/7

15/9 + 3/7 is 44/21.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 63
  2. For the 1st fraction, since 9 × 7 = 63,
    15/9 = 15 × 7/9 × 7 = 105/63
  3. Likewise, for the 2nd fraction, since 7 × 9 = 63,
    3/7 = 3 × 9/7 × 9 = 27/63
  4. Add the two like fractions:
    105/63 + 27/63 = 105 + 27/63 = 132/63
  5. 132/63 simplified gives 44/21
  6. So, 15/9 + 3/7 = 44/21
    In mixed form: 22/21

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