Subtract 3/8 from 10/49
10/49 - 3/8 is -67/392.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 8 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
10/49 = 10 × 8/49 × 8 = 80/392 - Likewise, for the 2nd fraction, since 8 × 49 = 392,
3/8 = 3 × 49/8 × 49 = 147/392 - Subtract the two like fractions:
80/392 - 147/392 = 80 - 147/392 = -67/392
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/49-3/8 10/49-6/8 10/98-3/8 10/49-3/16 30/49-3/8 10/49-9/8 10/49-3/24 50/49-3/8 10/49-15/8 10/49-3/40 70/49-3/8 10/49-21/8 10/49-3/56