Subtract 1/8 from 15/50
15/50 - 1/8 is 7/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 8 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 50 × 4 = 200,
15/50 = 15 × 4/50 × 4 = 60/200 - Likewise, for the 2nd fraction, since 8 × 25 = 200,
1/8 = 1 × 25/8 × 25 = 25/200 - Subtract the two like fractions:
60/200 - 25/200 = 60 - 25/200 = 35/200 - After reducing the fraction, the answer is 7/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/50-1/8 15/50-2/8 15/50-1/16 45/50-1/8 15/50-3/8 15/50-1/24 75/50-1/8 15/50-5/8 15/50-1/40 15/50-7/8 15/50-1/56