Subtract 2/30 from 27/8
1st number: 3 3/8, 2nd number: 2/30
27/8 - 2/30 is 397/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
27/8 = 27 × 15/8 × 15 = 405/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
2/30 = 2 × 4/30 × 4 = 8/120 - Subtract the two like fractions:
405/120 - 8/120 = 405 - 8/120 = 397/120 - In mixed form: 337/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/8-2/30 27/8-4/30 27/16-2/30 27/8-2/60 81/8-2/30 27/8-6/30 27/24-2/30 27/8-2/90 27/8-10/30 27/40-2/30 27/8-14/30 27/56-2/30