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Add 42/20 and 3/12

1st number: 2 2/20, 2nd number: 3/12

42/20 + 3/12 is 47/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 12 is 60
  2. For the 1st fraction, since 20 × 3 = 60,
    42/20 = 42 × 3/20 × 3 = 126/60
  3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
    3/12 = 3 × 5/12 × 5 = 15/60
  4. Add the two fractions:
    126/60 + 15/60 = 126 + 15/60 = 141/60
  5. After reducing the fraction, the answer is 47/20
  6. In mixed form: 27/20

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