Subtract 27/60 from 28/9
1st number: 3 1/9, 2nd number: 27/60
28/9 - 27/60 is 479/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
28/9 = 28 × 20/9 × 20 = 560/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
27/60 = 27 × 3/60 × 3 = 81/180 - Subtract the two like fractions:
560/180 - 81/180 = 560 - 81/180 = 479/180 - In mixed form: 2119/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/9-27/60 28/9-54/60 28/18-27/60 84/9-27/60 28/9-81/60 28/27-27/60 28/45-27/60 28/63-27/60