Subtract 2/90 from 40/3
1st number: 13 1/3, 2nd number: 2/90
40/3 - 2/90 is 599/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 3 × 30 = 90,
40/3 = 40 × 30/3 × 30 = 1200/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
2/90 = 2 × 1/90 × 1 = 2/90 - Subtract the two like fractions:
1200/90 - 2/90 = 1200 - 2/90 = 1198/90 - After reducing the fraction, the answer is 599/45
- In mixed form: 1314/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/3-2/90 40/3-4/90 40/6-2/90 40/3-6/90 40/9-2/90 40/3-10/90 40/15-2/90 40/3-14/90 40/21-2/90