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Add 60/20 and 21/12

1st number: 3 0/20, 2nd number: 1 9/12

60/20 + 21/12 is 19/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 12 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 20 × 3 = 60,
    60/20 = 60 × 3/20 × 3 = 180/60
  3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
    21/12 = 21 × 5/12 × 5 = 105/60
  4. Add the two like fractions:
    180/60 + 105/60 = 180 + 105/60 = 285/60
  5. 285/60 simplified gives 19/4
  6. So, 60/20 + 21/12 = 19/4
    In mixed form: 43/4

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