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Add 63/4 and 21/25

1st number: 15 3/4, 2nd number: 21/25

63/4 + 21/25 is 1659/100.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 25 is 100

    Next, find the equivalent fraction of both fractional numbers with denominator 100
  2. For the 1st fraction, since 4 × 25 = 100,
    63/4 = 63 × 25/4 × 25 = 1575/100
  3. Likewise, for the 2nd fraction, since 25 × 4 = 100,
    21/25 = 21 × 4/25 × 4 = 84/100
  4. Add the two like fractions:
    1575/100 + 84/100 = 1575 + 84/100 = 1659/100
  5. So, 63/4 + 21/25 = 1659/100
    In mixed form: 1659/100

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