Subtract 25/40 from 18/25
18/25 - 25/40 is 19/200.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 40 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 25 × 8 = 200,
18/25 = 18 × 8/25 × 8 = 144/200 - Likewise, for the 2nd fraction, since 40 × 5 = 200,
25/40 = 25 × 5/40 × 5 = 125/200 - Subtract the two like fractions:
144/200 - 125/200 = 144 - 125/200 = 19/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/25-25/40 18/25-50/40 18/50-25/40 18/25-25/80 54/25-25/40 18/25-75/40 18/75-25/40 90/25-25/40