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Add 60/4 and 20/81

1st number: 15 0/4, 2nd number: 20/81

60/4 + 20/81 is 1235/81.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 81 is 324
  2. For the 1st fraction, since 4 × 81 = 324,
    60/4 = 60 × 81/4 × 81 = 4860/324
  3. Likewise, for the 2nd fraction, since 81 × 4 = 324,
    20/81 = 20 × 4/81 × 4 = 80/324
  4. Add the two fractions:
    4860/324 + 80/324 = 4860 + 80/324 = 4940/324
  5. 4940/324 simplified gives 1235/81
  6. So, 60/4 + 20/81 = 1235/81
    In mixed form: 1520/81

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