Subtract 20/30 from 28/3
1st number: 9 1/3, 2nd number: 20/30
28/3 - 20/30 is 26/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 3 × 10 = 30,
28/3 = 28 × 10/3 × 10 = 280/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
20/30 = 20 × 1/30 × 1 = 20/30 - Subtract the two like fractions:
280/30 - 20/30 = 280 - 20/30 = 260/30 - After reducing the fraction, the answer is 26/3
- In mixed form: 82/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/3-20/30 28/3-40/30 28/6-20/30 28/3-20/60 84/3-20/30 28/3-60/30 28/9-20/30 28/3-20/90 28/15-20/30 28/21-20/30