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Add 21/24 and 1/5

21/24 + 1/5 is 43/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 24 and 5 is 120
  2. For the 1st fraction, since 24 × 5 = 120,
    21/24 = 21 × 5/24 × 5 = 105/120
  3. Likewise, for the 2nd fraction, since 5 × 24 = 120,
    1/5 = 1 × 24/5 × 24 = 24/120
  4. Add the two fractions:
    105/120 + 24/120 = 105 + 24/120 = 129/120
  5. After reducing the fraction, the answer is 43/40
  6. In mixed form: 13/40

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