Subtract 1/28 from 2/9
2/9 - 1/28 is 47/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
2/9 = 2 × 28/9 × 28 = 56/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
1/28 = 1 × 9/28 × 9 = 9/252 - Subtract the two like fractions:
56/252 - 9/252 = 56 - 9/252 = 47/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/9-1/28 2/9-2/28 2/18-1/28 2/9-1/56 6/9-1/28 2/9-3/28 2/27-1/28 2/9-1/84 10/9-1/28 2/9-5/28 2/45-1/28 14/9-1/28 2/9-7/28 2/63-1/28