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Add 1/12 and 45/28

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

1/12 + 45/28 is 71/42.

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,
    1/12 = 1 × 7/12 × 7 = 7/84
  3. Likewise, for the 2nd fraction, since 28 × 3 = 84,
    45/28 = 45 × 3/28 × 3 = 135/84
  4. Add the two fractions:
    7/84 + 135/84 = 7 + 135/84 = 142/84
  5. After reducing the fraction, the answer is 71/42
  6. In mixed form: 129/42

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