Answers

Add 84/81 and 60/75

1^st number: 1 3/81, 2^nd number: 60/75

84/81 + 60/75 is 248/135.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 75 is 2025
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2025
2. For the 1st fraction, since 81 × 25 = 2025,
   84/81 = 84 × 25/81 × 25 = 2100/2025
3. Likewise, for the 2nd fraction, since 75 × 27 = 2025,
   60/75 = 60 × 27/75 × 27 = 1620/2025
4. Add the two like fractions:
   2100/2025 + 1620/2025 = 2100 + 1620/2025 = 3720/2025
5. 3720/2025 simplified gives 248/135
6. So, 84/81 + 60/75 = 248/135
   In mixed form: 1113/135

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