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Add 15/4 and 27/40

1st number: 3 3/4, 2nd number: 27/40

15/4 + 27/40 is 177/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 40 is 40
  2. For the 1st fraction, since 4 × 10 = 40,
    15/4 = 15 × 10/4 × 10 = 150/40
  3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
    27/40 = 27 × 1/40 × 1 = 27/40
  4. Add the two fractions:
    150/40 + 27/40 = 150 + 27/40 = 177/40
  5. In mixed form: 417/40

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