Subtract 12/27 from 1/5
1/5 - 12/27 is -11/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 5 × 27 = 135,
1/5 = 1 × 27/5 × 27 = 27/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
12/27 = 12 × 5/27 × 5 = 60/135 - Subtract the two like fractions:
27/135 - 60/135 = 27 - 60/135 = -33/135 - After reducing the fraction, the answer is -11/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/5-12/27 1/5-24/27 1/10-12/27 1/5-12/54 3/5-12/27 1/5-36/27 1/15-12/27 1/5-12/81 1/5-60/27 1/25-12/27 7/5-12/27 1/5-84/27 1/35-12/27