Subtract 28/30 from 6/2
1st number: 3 0/2, 2nd number: 28/30
6/2 - 28/30 is 31/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
6/2 = 6 × 15/2 × 15 = 90/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
28/30 = 28 × 1/30 × 1 = 28/30 - Subtract the two like fractions:
90/30 - 28/30 = 90 - 28/30 = 62/30 - After reducing the fraction, the answer is 31/15
- In mixed form: 21/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/2-28/30 6/2-56/30 6/4-28/30 6/2-28/60 18/2-28/30 6/2-84/30 6/2-28/90 30/2-28/30 6/10-28/30 42/2-28/30 6/14-28/30