Subtract 2/15 from 1/2
1/2 - 2/15 is 11/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
1/2 = 1 × 15/2 × 15 = 15/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
2/15 = 2 × 2/15 × 2 = 4/30 - Subtract the two like fractions:
15/30 - 4/30 = 15 - 4/30 = 11/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 1/2-4/15 1/4-2/15 1/2-2/30 3/2-2/15 1/2-6/15 1/6-2/15 1/2-2/45 5/2-2/15 1/2-10/15 1/10-2/15 1/2-2/75 7/2-2/15 1/2-14/15 1/14-2/15