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Add 75/24 and 21/45

1st number: 3 3/24, 2nd number: 21/45

75/24 + 21/45 is 431/120.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 24 and 45 is 360
  2. For the 1st fraction, since 24 × 15 = 360,
    75/24 = 75 × 15/24 × 15 = 1125/360
  3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
    21/45 = 21 × 8/45 × 8 = 168/360
  4. Add the two fractions:
    1125/360 + 168/360 = 1125 + 168/360 = 1293/360
  5. After reducing the fraction, the answer is 431/120
  6. In mixed form: 371/120

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