Subtract 3/27 from 9/28
9/28 - 3/27 is 53/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 27 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 28 × 27 = 756,
9/28 = 9 × 27/28 × 27 = 243/756 - Likewise, for the 2nd fraction, since 27 × 28 = 756,
3/27 = 3 × 28/27 × 28 = 84/756 - Subtract the two like fractions:
243/756 - 84/756 = 243 - 84/756 = 159/756 - After reducing the fraction, the answer is 53/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/28-3/27 9/28-6/27 9/56-3/27 9/28-3/54 27/28-3/27 9/28-9/27 9/84-3/27 9/28-3/81 45/28-3/27 9/28-15/27 63/28-3/27 9/28-21/27