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Add 3/10 and 21/27

3/10 + 21/27 is 97/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 27 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 10 × 27 = 270,
    3/10 = 3 × 27/10 × 27 = 81/270
  3. Likewise, for the 2nd fraction, since 27 × 10 = 270,
    21/27 = 21 × 10/27 × 10 = 210/270
  4. Add the two like fractions:
    81/270 + 210/270 = 81 + 210/270 = 291/270
  5. 291/270 simplified gives 97/90
  6. So, 3/10 + 21/27 = 97/90
    In mixed form: 17/90

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