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Add 84/8 and 20/9

1st number: 10 4/8, 2nd number: 2 2/9

84/8 + 20/9 is 229/18.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 8 × 9 = 72,
    84/8 = 84 × 9/8 × 9 = 756/72
  3. Likewise, for the 2nd fraction, since 9 × 8 = 72,
    20/9 = 20 × 8/9 × 8 = 160/72
  4. Add the two like fractions:
    756/72 + 160/72 = 756 + 160/72 = 916/72
  5. 916/72 simplified gives 229/18
  6. So, 84/8 + 20/9 = 229/18
    In mixed form: 1213/18

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