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Add 15/40 and 27/28

15/40 + 27/28 is 75/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 28 is 280
  2. For the 1st fraction, since 40 × 7 = 280,
    15/40 = 15 × 7/40 × 7 = 105/280
  3. Likewise, for the 2nd fraction, since 28 × 10 = 280,
    27/28 = 27 × 10/28 × 10 = 270/280
  4. Add the two fractions:
    105/280 + 270/280 = 105 + 270/280 = 375/280
  5. After reducing the fraction, the answer is 75/56
  6. In mixed form: 119/56

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