Subtract 25/54 from 98/80
1st number: 1 18/80, 2nd number: 25/54
98/80 - 25/54 is 823/1080.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 54 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 80 × 27 = 2160,
98/80 = 98 × 27/80 × 27 = 2646/2160 - Likewise, for the 2nd fraction, since 54 × 40 = 2160,
25/54 = 25 × 40/54 × 40 = 1000/2160 - Subtract the two like fractions:
2646/2160 - 1000/2160 = 2646 - 1000/2160 = 1646/2160 - After reducing the fraction, the answer is 823/1080
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/80-50/54 98/80-75/54