Subtract 40/7 from 27/25
1st number: 1 2/25, 2nd number: 5 5/7
27/25 - 40/7 is -811/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 7 is 175
Next, find the equivalent fraction of both fractional numbers with denominator 175 - For the 1st fraction, since 25 × 7 = 175,
27/25 = 27 × 7/25 × 7 = 189/175 - Likewise, for the 2nd fraction, since 7 × 25 = 175,
40/7 = 40 × 25/7 × 25 = 1000/175 - Subtract the two like fractions:
189/175 - 1000/175 = 189 - 1000/175 = -811/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/25-40/7 27/25-80/7 27/50-40/7 27/25-40/14 81/25-40/7 27/75-40/7 27/25-40/21 27/25-40/35 27/25-40/49