Subtract 27/49 from 4/8
4/8 - 27/49 is -5/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 49 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 8 × 49 = 392,
4/8 = 4 × 49/8 × 49 = 196/392 - Likewise, for the 2nd fraction, since 49 × 8 = 392,
27/49 = 27 × 8/49 × 8 = 216/392 - Subtract the two like fractions:
196/392 - 216/392 = 196 - 216/392 = -20/392 - After reducing the fraction, the answer is -5/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/8-54/49 4/16-27/49 4/8-27/98 12/8-27/49 4/8-81/49 4/24-27/49 20/8-27/49 4/40-27/49 28/8-27/49 4/56-27/49