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Add 27/21 and 36/5

1st number: 1 6/21, 2nd number: 7 1/5

27/21 + 36/5 is 297/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 5 is 105

    Next, find the equivalent fraction of both fractional numbers with denominator 105
  2. For the 1st fraction, since 21 × 5 = 105,
    27/21 = 27 × 5/21 × 5 = 135/105
  3. Likewise, for the 2nd fraction, since 5 × 21 = 105,
    36/5 = 36 × 21/5 × 21 = 756/105
  4. Add the two like fractions:
    135/105 + 756/105 = 135 + 756/105 = 891/105
  5. 891/105 simplified gives 297/35
  6. So, 27/21 + 36/5 = 297/35
    In mixed form: 817/35

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