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Add 5/10 and 14/21

5/10 + 14/21 is 7/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 21 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 10 × 21 = 210,
    5/10 = 5 × 21/10 × 21 = 105/210
  3. Likewise, for the 2nd fraction, since 21 × 10 = 210,
    14/21 = 14 × 10/21 × 10 = 140/210
  4. Add the two like fractions:
    105/210 + 140/210 = 105 + 140/210 = 245/210
  5. 245/210 simplified gives 7/6
  6. So, 5/10 + 14/21 = 7/6
    In mixed form: 11/6

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