Subtract 4/16 from 8/49
8/49 - 4/16 is -17/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 16 is 784
Next, find the equivalent fraction of both fractional numbers with denominator 784 - For the 1st fraction, since 49 × 16 = 784,
8/49 = 8 × 16/49 × 16 = 128/784 - Likewise, for the 2nd fraction, since 16 × 49 = 784,
4/16 = 4 × 49/16 × 49 = 196/784 - Subtract the two like fractions:
128/784 - 196/784 = 128 - 196/784 = -68/784 - After reducing the fraction, the answer is -17/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/49-4/16 8/49-8/16 8/98-4/16 8/49-4/32 24/49-4/16 8/49-12/16 8/49-4/48 40/49-4/16 8/49-20/16 8/49-4/80 56/49-4/16 8/49-28/16