Subtract 84/81 from 9/25
1st number: 9/25, 2nd number: 1 3/81
9/25 - 84/81 is -457/675.
Steps for subtracting fractions
- 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 - For the 1st fraction, since 25 × 81 = 2025,
9/25 = 9 × 81/25 × 81 = 729/2025 - Likewise, for the 2nd fraction, since 81 × 25 = 2025,
84/81 = 84 × 25/81 × 25 = 2100/2025 - Subtract the two like fractions:
729/2025 - 2100/2025 = 729 - 2100/2025 = -1371/2025 - After reducing the fraction, the answer is -457/675
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