Subtract 5/8 from 20/27
20/27 - 5/8 is 25/216.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 8 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 27 × 8 = 216,
20/27 = 20 × 8/27 × 8 = 160/216 - Likewise, for the 2nd fraction, since 8 × 27 = 216,
5/8 = 5 × 27/8 × 27 = 135/216 - Subtract the two like fractions:
160/216 - 135/216 = 160 - 135/216 = 25/216
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/27-5/8 20/27-10/8 20/54-5/8 20/27-5/16 60/27-5/8 20/27-15/8 20/81-5/8 20/27-5/24 20/27-25/8 20/27-5/40 20/27-35/8 20/27-5/56