Subtract 8/81 from 81/75
1st number: 1 6/75, 2nd number: 8/81
81/75 - 8/81 is 1987/2025.
Steps for subtracting 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,
81/75 = 81 × 27/75 × 27 = 2187/2025 - Likewise, for the 2nd fraction, since 81 × 25 = 2025,
8/81 = 8 × 25/81 × 25 = 200/2025 - Subtract the two like fractions:
2187/2025 - 200/2025 = 2187 - 200/2025 = 1987/2025
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