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Add 81/9 and 3/7

1st number: 9 0/9, 2nd number: 3/7

81/9 + 3/7 is 66/7.

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,
    81/9 = 81 × 7/9 × 7 = 567/63
  3. Likewise, for the 2nd fraction, since 7 × 9 = 63,
    3/7 = 3 × 9/7 × 9 = 27/63
  4. Add the two like fractions:
    567/63 + 27/63 = 567 + 27/63 = 594/63
  5. 594/63 simplified gives 66/7
  6. So, 81/9 + 3/7 = 66/7
    In mixed form: 93/7

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