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Add 4/9 and 12/7

1st number: 4/9, 2nd number: 1 5/7

4/9 + 12/7 is 136/63.

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,
    4/9 = 4 × 7/9 × 7 = 28/63
  3. Likewise, for the 2nd fraction, since 7 × 9 = 63,
    12/7 = 12 × 9/7 × 9 = 108/63
  4. Add the two fractions:
    28/63 + 108/63 = 28 + 108/63 = 136/63
  5. In mixed form: 210/63

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