Subtract 14/49 from 14/90
14/90 - 14/49 is -41/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 49 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
14/90 = 14 × 49/90 × 49 = 686/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
14/49 = 14 × 90/49 × 90 = 1260/4410 - Subtract the two like fractions:
686/4410 - 1260/4410 = 686 - 1260/4410 = -574/4410 - After reducing the fraction, the answer is -41/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/90-14/49 14/90-28/49 14/90-14/98 42/90-14/49 14/90-42/49 70/90-14/49 14/90-70/49 98/90-14/49 14/90-98/49