Subtract 35/27 from 40/7
1st number: 5 5/7, 2nd number: 1 8/27
40/7 - 35/27 is 835/189.
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,
40/7 = 40 × 27/7 × 27 = 1080/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
35/27 = 35 × 7/27 × 7 = 245/189 - Subtract the two like fractions:
1080/189 - 245/189 = 1080 - 245/189 = 835/189 - In mixed form: 479/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/7-35/27 40/7-70/27 40/14-35/27 40/7-35/54 40/21-35/27 40/7-35/81 40/35-35/27 40/49-35/27