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Add 21/24 and 15/8

1st number: 21/24, 2nd number: 1 7/8

21/24 + 15/8 is 11/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 24 and 8 is 24

    Next, find the equivalent fraction of both fractional numbers with denominator 24
  2. For the 1st fraction, since 24 × 1 = 24,
    21/24 = 21 × 1/24 × 1 = 21/24
  3. Likewise, for the 2nd fraction, since 8 × 3 = 24,
    15/8 = 15 × 3/8 × 3 = 45/24
  4. Add the two like fractions:
    21/24 + 45/24 = 21 + 45/24 = 66/24
  5. 66/24 simplified gives 11/4
  6. So, 21/24 + 15/8 = 11/4
    In mixed form: 23/4

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