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Add 90/7 and 8/9

1st number: 12 6/7, 2nd number: 8/9

90/7 + 8/9 is 866/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 9 is 63
  2. For the 1st fraction, since 7 × 9 = 63,
    90/7 = 90 × 9/7 × 9 = 810/63
  3. Likewise, for the 2nd fraction, since 9 × 7 = 63,
    8/9 = 8 × 7/9 × 7 = 56/63
  4. Add the two fractions:
    810/63 + 56/63 = 810 + 56/63 = 866/63
  5. So, 90/7 + 8/9 = 866/63
    In mixed form: 1347/63

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