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Add 72/12 and 2/42

1st number: 6 0/12, 2nd number: 2/42

72/12 + 2/42 is 127/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 42 is 84
  2. For the 1st fraction, since 12 × 7 = 84,
    72/12 = 72 × 7/12 × 7 = 504/84
  3. Likewise, for the 2nd fraction, since 42 × 2 = 84,
    2/42 = 2 × 2/42 × 2 = 4/84
  4. Add the two fractions:
    504/84 + 4/84 = 504 + 4/84 = 508/84
  5. 508/84 simplified gives 127/21
  6. So, 72/12 + 2/42 = 127/21
    In mixed form: 61/21

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