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Add 72/42 and 28/8

1st number: 1 30/42, 2nd number: 3 4/8

72/42 + 28/8 is 73/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 8 is 168
  2. For the 1st fraction, since 42 × 4 = 168,
    72/42 = 72 × 4/42 × 4 = 288/168
  3. Likewise, for the 2nd fraction, since 8 × 21 = 168,
    28/8 = 28 × 21/8 × 21 = 588/168
  4. Add the two fractions:
    288/168 + 588/168 = 288 + 588/168 = 876/168
  5. After reducing the fraction, the answer is 73/14
  6. In mixed form: 53/14

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