Subtract 56/49 from 2/90
1st number: 2/90, 2nd number: 1 7/49
2/90 - 56/49 is -353/315.
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,
2/90 = 2 × 49/90 × 49 = 98/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
56/49 = 56 × 90/49 × 90 = 5040/4410 - Subtract the two like fractions:
98/4410 - 5040/4410 = 98 - 5040/4410 = -4942/4410 - After reducing the fraction, the answer is -353/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/90-56/49 2/90-56/98 6/90-56/49 10/90-56/49 14/90-56/49