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Add 15/28 and 45/49

15/28 + 45/49 is 285/196.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 49 is 196
  2. For the 1st fraction, since 28 × 7 = 196,
    15/28 = 15 × 7/28 × 7 = 105/196
  3. Likewise, for the 2nd fraction, since 49 × 4 = 196,
    45/49 = 45 × 4/49 × 4 = 180/196
  4. Add the two fractions:
    105/196 + 180/196 = 105 + 180/196 = 285/196
  5. In mixed form: 189/196

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