Answers

Add 80/75 and 36/81

1^st number: 1 5/75, 2^nd number: 36/81

80/75 + 36/81 is 68/45.

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,
   80/75 = 80 × 27/75 × 27 = 2160/2025
3. Likewise, for the 2nd fraction, since 81 × 25 = 2025,
   36/81 = 36 × 25/81 × 25 = 900/2025
4. Add the two like fractions:
   2160/2025 + 900/2025 = 2160 + 900/2025 = 3060/2025
5. 3060/2025 simplified gives 68/45
6. So, 80/75 + 36/81 = 68/45
   In mixed form: 123/45

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