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Add 75/12 and 63/40

1st number: 6 3/12, 2nd number: 1 23/40

75/12 + 63/40 is 313/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 40 is 120
  2. For the 1st fraction, since 12 × 10 = 120,
    75/12 = 75 × 10/12 × 10 = 750/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    63/40 = 63 × 3/40 × 3 = 189/120
  4. Add the two fractions:
    750/120 + 189/120 = 750 + 189/120 = 939/120
  5. 939/120 simplified gives 313/40
  6. So, 75/12 + 63/40 = 313/40
    In mixed form: 733/40

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