Subtract 21/27 from 98/10
1st number: 9 8/10, 2nd number: 21/27
98/10 - 21/27 is 406/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 10 × 27 = 270,
98/10 = 98 × 27/10 × 27 = 2646/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
21/27 = 21 × 10/27 × 10 = 210/270 - Subtract the two like fractions:
2646/270 - 210/270 = 2646 - 210/270 = 2436/270 - After reducing the fraction, the answer is 406/45
- In mixed form: 91/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/10-42/27 98/20-21/27 98/10-21/54 98/10-63/27 98/30-21/27 98/10-21/81 98/50-21/27 98/70-21/27