Answers

Add 18/25 and 5/81

18/25 + 5/81 is 1583/2025.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 81 is 2025
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2025
2. For the 1st fraction, since 25 × 81 = 2025,
   18/25 = 18 × 81/25 × 81 = 1458/2025
3. Likewise, for the 2nd fraction, since 81 × 25 = 2025,
   5/81 = 5 × 25/81 × 25 = 125/2025
4. Add the two like fractions:
   1458/2025 + 125/2025 = 1458 + 125/2025 = 1583/2025
5. So, 18/25 + 5/81 = 1583/2025

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