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Add 21/4 and 9/6

1st number: 5 1/4, 2nd number: 1 3/6

21/4 + 9/6 is 27/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 6 is 12
  2. For the 1st fraction, since 4 × 3 = 12,
    21/4 = 21 × 3/4 × 3 = 63/12
  3. Likewise, for the 2nd fraction, since 6 × 2 = 12,
    9/6 = 9 × 2/6 × 2 = 18/12
  4. Add the two fractions:
    63/12 + 18/12 = 63 + 18/12 = 81/12
  5. 81/12 simplified gives 27/4
  6. So, 21/4 + 9/6 = 27/4
    In mixed form: 63/4

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