Answers

Add 63/81 and 60/12

1^st number: 63/81, 2^nd number: 5 0/12

63/81 + 60/12 is 52/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 12 is 324
   
   Next, find the equivalent fraction of both fractional numbers with denominator 324
2. For the 1st fraction, since 81 × 4 = 324,
   63/81 = 63 × 4/81 × 4 = 252/324
3. Likewise, for the 2nd fraction, since 12 × 27 = 324,
   60/12 = 60 × 27/12 × 27 = 1620/324
4. Add the two like fractions:
   252/324 + 1620/324 = 252 + 1620/324 = 1872/324
5. 1872/324 simplified gives 52/9
6. So, 63/81 + 60/12 = 52/9
   In mixed form: 57/9

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