Subtract 90/3 from 56/2
1st number: 28 0/2, 2nd number: 30 0/3
56/2 - 90/3 is -2/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 3 is 6
Next, find the equivalent fraction of both fractional numbers with denominator 6 - For the 1st fraction, since 2 × 3 = 6,
56/2 = 56 × 3/2 × 3 = 168/6 - Likewise, for the 2nd fraction, since 3 × 2 = 6,
90/3 = 90 × 2/3 × 2 = 180/6 - Subtract the two like fractions:
168/6 - 180/6 = 168 - 180/6 = -12/6 - After reducing the fraction, the answer is -2/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/4-90/3 56/2-90/6 56/6-90/3 56/2-90/9 56/10-90/3 56/2-90/15 56/14-90/3 56/2-90/21