Subtract 1/20 from 27/3
1st number: 9 0/3, 2nd number: 1/20
27/3 - 1/20 is 179/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 3 × 20 = 60,
27/3 = 27 × 20/3 × 20 = 540/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
1/20 = 1 × 3/20 × 3 = 3/60 - Subtract the two like fractions:
540/60 - 3/60 = 540 - 3/60 = 537/60 - After reducing the fraction, the answer is 179/20
- In mixed form: 819/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/3-1/20 27/3-2/20 27/6-1/20 27/3-1/40 81/3-1/20 27/3-3/20 27/9-1/20 27/3-1/60 27/3-5/20 27/15-1/20 27/3-7/20 27/21-1/20