Subtract 42/27 from 75/98
1st number: 75/98, 2nd number: 1 15/27
75/98 - 42/27 is -697/882.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 27 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 98 × 27 = 2646,
75/98 = 75 × 27/98 × 27 = 2025/2646 - Likewise, for the 2nd fraction, since 27 × 98 = 2646,
42/27 = 42 × 98/27 × 98 = 4116/2646 - Subtract the two like fractions:
2025/2646 - 4116/2646 = 2025 - 4116/2646 = -2091/2646 - After reducing the fraction, the answer is -697/882
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