Subtract 27/20 from 98/12
1st number: 8 2/12, 2nd number: 1 7/20
98/12 - 27/20 is 409/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
98/12 = 98 × 5/12 × 5 = 490/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
27/20 = 27 × 3/20 × 3 = 81/60 - Subtract the two like fractions:
490/60 - 81/60 = 490 - 81/60 = 409/60 - In mixed form: 649/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/12-54/20 98/24-27/20 98/12-27/40 98/12-81/20 98/36-27/20 98/12-27/60 98/60-27/20 98/84-27/20