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Add 30/2 and 21/28

1st number: 15 0/2, 2nd number: 21/28

30/2 + 21/28 is 63/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 28 is 28

    Next, find the equivalent fraction of both fractional numbers with denominator 28
  2. For the 1st fraction, since 2 × 14 = 28,
    30/2 = 30 × 14/2 × 14 = 420/28
  3. Likewise, for the 2nd fraction, since 28 × 1 = 28,
    21/28 = 21 × 1/28 × 1 = 21/28
  4. Add the two like fractions:
    420/28 + 21/28 = 420 + 21/28 = 441/28
  5. 441/28 simplified gives 63/4
  6. So, 30/2 + 21/28 = 63/4
    In mixed form: 153/4

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