Subtract 2/56 from 28/49
28/49 - 2/56 is 15/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 56 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
28/49 = 28 × 8/49 × 8 = 224/392 - Likewise, for the 2nd fraction, since 56 × 7 = 392,
2/56 = 2 × 7/56 × 7 = 14/392 - Subtract the two like fractions:
224/392 - 14/392 = 224 - 14/392 = 210/392 - After reducing the fraction, the answer is 15/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/49-2/56 28/49-4/56 28/98-2/56 84/49-2/56 28/49-6/56 28/49-10/56 28/49-14/56