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Add 21/9 and 6/8

1st number: 2 3/9, 2nd number: 6/8

21/9 + 6/8 is 37/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 8 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 9 × 8 = 72,
    21/9 = 21 × 8/9 × 8 = 168/72
  3. Likewise, for the 2nd fraction, since 8 × 9 = 72,
    6/8 = 6 × 9/8 × 9 = 54/72
  4. Add the two like fractions:
    168/72 + 54/72 = 168 + 54/72 = 222/72
  5. 222/72 simplified gives 37/12
  6. So, 21/9 + 6/8 = 37/12
    In mixed form: 31/12

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