Subtract 3/25 from 81/63
1st number: 1 18/63, 2nd number: 3/25
81/63 - 3/25 is 204/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 25 is 1575
Next, find the equivalent fraction of both fractional numbers with denominator 1575 - For the 1st fraction, since 63 × 25 = 1575,
81/63 = 81 × 25/63 × 25 = 2025/1575 - Likewise, for the 2nd fraction, since 25 × 63 = 1575,
3/25 = 3 × 63/25 × 63 = 189/1575 - Subtract the two like fractions:
2025/1575 - 189/1575 = 2025 - 189/1575 = 1836/1575 - After reducing the fraction, the answer is 204/175
- In mixed form: 129/175
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