Subtract 56/45 from 14/90
1st number: 14/90, 2nd number: 1 11/45
14/90 - 56/45 is -49/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
14/90 = 14 × 1/90 × 1 = 14/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
56/45 = 56 × 2/45 × 2 = 112/90 - Subtract the two like fractions:
14/90 - 112/90 = 14 - 112/90 = -98/90 - After reducing the fraction, the answer is -49/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/90-56/45 14/90-56/90 42/90-56/45 70/90-56/45 98/90-56/45