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Add 21/6 and 20/14

1st number: 3 3/6, 2nd number: 1 6/14

21/6 + 20/14 is 69/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 14 is 42

    Next, find the equivalent fraction of both fractional numbers with denominator 42
  2. For the 1st fraction, since 6 × 7 = 42,
    21/6 = 21 × 7/6 × 7 = 147/42
  3. Likewise, for the 2nd fraction, since 14 × 3 = 42,
    20/14 = 20 × 3/14 × 3 = 60/42
  4. Add the two like fractions:
    147/42 + 60/42 = 147 + 60/42 = 207/42
  5. 207/42 simplified gives 69/14
  6. So, 21/6 + 20/14 = 69/14
    In mixed form: 413/14

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