Subtract 4/30 from 27/2
1st number: 13 1/2, 2nd number: 4/30
27/2 - 4/30 is 401/30.
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,
27/2 = 27 × 15/2 × 15 = 405/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
4/30 = 4 × 1/30 × 1 = 4/30 - Subtract the two like fractions:
405/30 - 4/30 = 405 - 4/30 = 401/30 - In mixed form: 1311/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/2-4/30 27/2-8/30 27/4-4/30 27/2-4/60 81/2-4/30 27/2-12/30 27/6-4/30 27/2-4/90 27/2-20/30 27/10-4/30 27/2-28/30 27/14-4/30