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Add 2/5 and 21/27

2/5 + 21/27 is 53/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 27 is 135

    Next, find the equivalent fraction of both fractional numbers with denominator 135
  2. For the 1st fraction, since 5 × 27 = 135,
    2/5 = 2 × 27/5 × 27 = 54/135
  3. Likewise, for the 2nd fraction, since 27 × 5 = 135,
    21/27 = 21 × 5/27 × 5 = 105/135
  4. Add the two like fractions:
    54/135 + 105/135 = 54 + 105/135 = 159/135
  5. 159/135 simplified gives 53/45
  6. So, 2/5 + 21/27 = 53/45
    In mixed form: 18/45

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