Subtract 56/45 from 90/3
1st number: 30 0/3, 2nd number: 1 11/45
90/3 - 56/45 is 1294/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 3 × 15 = 45,
90/3 = 90 × 15/3 × 15 = 1350/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
56/45 = 56 × 1/45 × 1 = 56/45 - Subtract the two like fractions:
1350/45 - 56/45 = 1350 - 56/45 = 1294/45 - In mixed form: 2834/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/6-56/45 90/3-56/90 90/9-56/45 90/15-56/45 90/21-56/45