Answers

Add 60/75 and 12/81

60/75 + 12/81 is 128/135.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 81 is 2025
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2025
2. For the 1st fraction, since 75 × 27 = 2025,
   60/75 = 60 × 27/75 × 27 = 1620/2025
3. Likewise, for the 2nd fraction, since 81 × 25 = 2025,
   12/81 = 12 × 25/81 × 25 = 300/2025
4. Add the two like fractions:
   1620/2025 + 300/2025 = 1620 + 300/2025 = 1920/2025
5. 1920/2025 simplified gives 128/135
6. So, 60/75 + 12/81 = 128/135

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