Answers

Add 60/30 and 3/81

1^st number: 2 0/30, 2^nd number: 3/81

60/30 + 3/81 is 55/27.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 81 is 810
   
   Next, find the equivalent fraction of both fractional numbers with denominator 810
2. For the 1st fraction, since 30 × 27 = 810,
   60/30 = 60 × 27/30 × 27 = 1620/810
3. Likewise, for the 2nd fraction, since 81 × 10 = 810,
   3/81 = 3 × 10/81 × 10 = 30/810
4. Add the two like fractions:
   1620/810 + 30/810 = 1620 + 30/810 = 1650/810
5. 1650/810 simplified gives 55/27
6. So, 60/30 + 3/81 = 55/27
   In mixed form: 21/27

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