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Add 84/4 and 40/27

1st number: 21 0/4, 2nd number: 1 13/27

84/4 + 40/27 is 607/27.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 27 is 108
  2. For the 1st fraction, since 4 × 27 = 108,
    84/4 = 84 × 27/4 × 27 = 2268/108
  3. Likewise, for the 2nd fraction, since 27 × 4 = 108,
    40/27 = 40 × 4/27 × 4 = 160/108
  4. Add the two fractions:
    2268/108 + 160/108 = 2268 + 160/108 = 2428/108
  5. 2428/108 simplified gives 607/27
  6. So, 84/4 + 40/27 = 607/27
    In mixed form: 2213/27

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