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Add 21/2 and 36/42

1st number: 10 1/2, 2nd number: 36/42

21/2 + 36/42 is 159/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 42 is 42

    Next, find the equivalent fraction of both fractional numbers with denominator 42
  2. For the 1st fraction, since 2 × 21 = 42,
    21/2 = 21 × 21/2 × 21 = 441/42
  3. Likewise, for the 2nd fraction, since 42 × 1 = 42,
    36/42 = 36 × 1/42 × 1 = 36/42
  4. Add the two like fractions:
    441/42 + 36/42 = 441 + 36/42 = 477/42
  5. 477/42 simplified gives 159/14
  6. So, 21/2 + 36/42 = 159/14
    In mixed form: 115/14

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