Add 15/75 and 5/81
15/75 + 5/81 is 106/405.
Steps for adding fractions
- 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 - For the 1st fraction, since 75 × 27 = 2025,
15/75 = 15 × 27/75 × 27 = 405/2025 - Likewise, for the 2nd fraction, since 81 × 25 = 2025,
5/81 = 5 × 25/81 × 25 = 125/2025 - Add the two like fractions:
405/2025 + 125/2025 = 405 + 125/2025 = 530/2025 - 530/2025 simplified gives 106/405
- So, 15/75 + 5/81 = 106/405
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