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Add 21/12 and 4/16

1st number: 1 9/12, 2nd number: 4/16

21/12 + 4/16 is 2/1.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 16 is 48

    Next, find the equivalent fraction of both fractional numbers with denominator 48
  2. For the 1st fraction, since 12 × 4 = 48,
    21/12 = 21 × 4/12 × 4 = 84/48
  3. Likewise, for the 2nd fraction, since 16 × 3 = 48,
    4/16 = 4 × 3/16 × 3 = 12/48
  4. Add the two like fractions:
    84/48 + 12/48 = 84 + 12/48 = 96/48
  5. 96/48 simplified gives 2/1
  6. So, 21/12 + 4/16 = 2/1

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