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Add 1/4 and 14/21

1/4 + 14/21 is 11/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 21 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 4 × 21 = 84,
    1/4 = 1 × 21/4 × 21 = 21/84
  3. Likewise, for the 2nd fraction, since 21 × 4 = 84,
    14/21 = 14 × 4/21 × 4 = 56/84
  4. Add the two like fractions:
    21/84 + 56/84 = 21 + 56/84 = 77/84
  5. 77/84 simplified gives 11/12
  6. So, 1/4 + 14/21 = 11/12

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