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Add 15/28 and 3/7

15/28 + 3/7 is 27/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 7 is 28
  2. For the 1st fraction, since 28 × 1 = 28,
    15/28 = 15 × 1/28 × 1 = 15/28
  3. Likewise, for the 2nd fraction, since 7 × 4 = 28,
    3/7 = 3 × 4/7 × 4 = 12/28
  4. Add the two fractions:
    15/28 + 12/28 = 15 + 12/28 = 27/28

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