Answers

Add 28/81 and 12/75

28/81 + 12/75 is 1024/2025.

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,
   28/81 = 28 × 25/81 × 25 = 700/2025
3. Likewise, for the 2nd fraction, since 75 × 27 = 2025,
   12/75 = 12 × 27/75 × 27 = 324/2025
4. Add the two like fractions:
   700/2025 + 324/2025 = 700 + 324/2025 = 1024/2025
5. So, 28/81 + 12/75 = 1024/2025

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