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Add 5/14 and 21/42

5/14 + 21/42 is 6/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 42 is 42

    Next, find the equivalent fraction of both fractional numbers with denominator 42
  2. For the 1st fraction, since 14 × 3 = 42,
    5/14 = 5 × 3/14 × 3 = 15/42
  3. Likewise, for the 2nd fraction, since 42 × 1 = 42,
    21/42 = 21 × 1/42 × 1 = 21/42
  4. Add the two like fractions:
    15/42 + 21/42 = 15 + 21/42 = 36/42
  5. 36/42 simplified gives 6/7
  6. So, 5/14 + 21/42 = 6/7

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