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Add 14/21 and 3/9

14/21 + 3/9 is 1/1.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 9 is 63

    Next, find the equivalent fraction of both fractional numbers with denominator 63
  2. For the 1st fraction, since 21 × 3 = 63,
    14/21 = 14 × 3/21 × 3 = 42/63
  3. Likewise, for the 2nd fraction, since 9 × 7 = 63,
    3/9 = 3 × 7/9 × 7 = 21/63
  4. Add the two like fractions:
    42/63 + 21/63 = 42 + 21/63 = 63/63
  5. 63/63 simplified gives 1/1
  6. So, 14/21 + 3/9 = 1/1

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