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Add 8/9 and 9/7

1st number: 8/9, 2nd number: 1 2/7

8/9 + 9/7 is 137/63.

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,
    8/9 = 8 × 7/9 × 7 = 56/63
  3. Likewise, for the 2nd fraction, since 7 × 9 = 63,
    9/7 = 9 × 9/7 × 9 = 81/63
  4. Add the two fractions:
    56/63 + 81/63 = 56 + 81/63 = 137/63
  5. In mixed form: 211/63

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