Subtract 56/18 from 2/90
1st number: 2/90, 2nd number: 3 2/18
2/90 - 56/18 is -139/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
2/90 = 2 × 1/90 × 1 = 2/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
56/18 = 56 × 5/18 × 5 = 280/90 - Subtract the two like fractions:
2/90 - 280/90 = 2 - 280/90 = -278/90 - After reducing the fraction, the answer is -139/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/90-56/18 2/90-56/36 6/90-56/18 2/90-56/54 10/90-56/18 2/90-56/90 14/90-56/18