Subtract 18/8 from 5/25
1st number: 5/25, 2nd number: 2 2/8
5/25 - 18/8 is -41/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 8 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 25 × 8 = 200,
5/25 = 5 × 8/25 × 8 = 40/200 - Likewise, for the 2nd fraction, since 8 × 25 = 200,
18/8 = 18 × 25/8 × 25 = 450/200 - Subtract the two like fractions:
40/200 - 450/200 = 40 - 450/200 = -410/200 - After reducing the fraction, the answer is -41/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/25-18/8 5/25-36/8 5/50-18/8 5/25-18/16 15/25-18/8 5/25-54/8 5/75-18/8 5/25-18/24 5/25-90/8 5/25-18/40 35/25-18/8 5/25-18/56