Subtract 2/27 from 8/7
1st number: 1 1/7, 2nd number: 2/27
8/7 - 2/27 is 202/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 27 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 7 × 27 = 189,
8/7 = 8 × 27/7 × 27 = 216/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
2/27 = 2 × 7/27 × 7 = 14/189 - Subtract the two like fractions:
216/189 - 14/189 = 216 - 14/189 = 202/189 - In mixed form: 113/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/7-2/27 8/7-4/27 8/14-2/27 8/7-2/54 24/7-2/27 8/7-6/27 8/21-2/27 8/7-2/81 40/7-2/27 8/7-10/27 8/35-2/27 56/7-2/27 8/7-14/27 8/49-2/27