Subtract 27/30 from 6/2
1st number: 3 0/2, 2nd number: 27/30
6/2 - 27/30 is 21/10.
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,
27/30 = 27 × 1/30 × 1 = 27/30 - Subtract the two like fractions:
90/30 - 27/30 = 90 - 27/30 = 63/30 - After reducing the fraction, the answer is 21/10
- In mixed form: 21/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/2-27/30 6/2-54/30 6/4-27/30 6/2-27/60 18/2-27/30 6/2-81/30 6/2-27/90 30/2-27/30 6/10-27/30 42/2-27/30 6/14-27/30