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Add 21/84 and 35/27

1st number: 21/84, 2nd number: 1 8/27

21/84 + 35/27 is 167/108.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 27 is 756

    Next, find the equivalent fraction of both fractional numbers with denominator 756
  2. For the 1st fraction, since 84 × 9 = 756,
    21/84 = 21 × 9/84 × 9 = 189/756
  3. Likewise, for the 2nd fraction, since 27 × 28 = 756,
    35/27 = 35 × 28/27 × 28 = 980/756
  4. Add the two like fractions:
    189/756 + 980/756 = 189 + 980/756 = 1169/756
  5. 1169/756 simplified gives 167/108
  6. So, 21/84 + 35/27 = 167/108
    In mixed form: 159/108

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