Subtract 27/25 from 7/40
1st number: 7/40, 2nd number: 1 2/25
7/40 - 27/25 is -181/200.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 25 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 40 × 5 = 200,
7/40 = 7 × 5/40 × 5 = 35/200 - Likewise, for the 2nd fraction, since 25 × 8 = 200,
27/25 = 27 × 8/25 × 8 = 216/200 - Subtract the two like fractions:
35/200 - 216/200 = 35 - 216/200 = -181/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/40-27/25 7/40-54/25 7/80-27/25 7/40-27/50 21/40-27/25 7/40-81/25 7/40-27/75 35/40-27/25 49/40-27/25