Subtract 27/7 from 27/25
1st number: 1 2/25, 2nd number: 3 6/7
27/25 - 27/7 is -486/175.
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,
27/7 = 27 × 25/7 × 25 = 675/175 - Subtract the two like fractions:
189/175 - 675/175 = 189 - 675/175 = -486/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/25-27/7 27/25-54/7 27/50-27/7 27/25-27/14 81/25-27/7 27/25-81/7 27/75-27/7 27/25-27/21 27/25-27/35 27/25-27/49