Subtract 2/9 from 2/28
2/28 - 2/9 is -19/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 9 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
2/28 = 2 × 9/28 × 9 = 18/252 - Likewise, for the 2nd fraction, since 9 × 28 = 252,
2/9 = 2 × 28/9 × 28 = 56/252 - Subtract the two like fractions:
18/252 - 56/252 = 18 - 56/252 = -38/252 - After reducing the fraction, the answer is -19/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/28-2/9 2/28-4/9 2/56-2/9 2/28-2/18 6/28-2/9 2/28-6/9 2/84-2/9 2/28-2/27 10/28-2/9 2/28-10/9 2/28-2/45 14/28-2/9 2/28-14/9 2/28-2/63