Subtract 2/8 from 12/49
12/49 - 2/8 is -1/196.
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,
12/49 = 12 × 8/49 × 8 = 96/392 - Likewise, for the 2nd fraction, since 8 × 49 = 392,
2/8 = 2 × 49/8 × 49 = 98/392 - Subtract the two like fractions:
96/392 - 98/392 = 96 - 98/392 = -2/392 - After reducing the fraction, the answer is -1/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/49-2/8 12/49-4/8 12/98-2/8 12/49-2/16 36/49-2/8 12/49-6/8 12/49-2/24 60/49-2/8 12/49-10/8 12/49-2/40 84/49-2/8 12/49-14/8 12/49-2/56