Subtract 18/8 from 1/25
1st number: 1/25, 2nd number: 2 2/8
1/25 - 18/8 is -221/100.
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,
1/25 = 1 × 8/25 × 8 = 8/200 - Likewise, for the 2nd fraction, since 8 × 25 = 200,
18/8 = 18 × 25/8 × 25 = 450/200 - Subtract the two like fractions:
8/200 - 450/200 = 8 - 450/200 = -442/200 - After reducing the fraction, the answer is -221/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/25-18/8 1/25-36/8 1/50-18/8 1/25-18/16 3/25-18/8 1/25-54/8 1/75-18/8 1/25-18/24 5/25-18/8 1/25-90/8 1/25-18/40 7/25-18/8 1/25-18/56