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Add 1/9 and 15/7

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

1/9 + 15/7 is 142/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 7 is 63
  2. For the 1st fraction, since 9 × 7 = 63,
    1/9 = 1 × 7/9 × 7 = 7/63
  3. Likewise, for the 2nd fraction, since 7 × 9 = 63,
    15/7 = 15 × 9/7 × 9 = 135/63
  4. Add the two fractions:
    7/63 + 135/63 = 7 + 135/63 = 142/63
  5. In mixed form: 216/63

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