Add 7/75 and 30/81
7/75 + 30/81 is 313/675.
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,
7/75 = 7 × 27/75 × 27 = 189/2025 - Likewise, for the 2nd fraction, since 81 × 25 = 2025,
30/81 = 30 × 25/81 × 25 = 750/2025 - Add the two like fractions:
189/2025 + 750/2025 = 189 + 750/2025 = 939/2025 - 939/2025 simplified gives 313/675
- So, 7/75 + 30/81 = 313/675
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