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Add 3/12 and 45/28

1st number: 3/12, 2nd number: 1 17/28

3/12 + 45/28 is 13/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 28 is 84
  2. For the 1st fraction, since 12 × 7 = 84,
    3/12 = 3 × 7/12 × 7 = 21/84
  3. Likewise, for the 2nd fraction, since 28 × 3 = 84,
    45/28 = 45 × 3/28 × 3 = 135/84
  4. Add the two fractions:
    21/84 + 135/84 = 21 + 135/84 = 156/84
  5. 156/84 simplified gives 13/7
  6. So, 3/12 + 45/28 = 13/7
    In mixed form: 16/7

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