Subtract 18/50 from 15/8
1st number: 1 7/8, 2nd number: 18/50
15/8 - 18/50 is 303/200.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 50 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 8 × 25 = 200,
15/8 = 15 × 25/8 × 25 = 375/200 - Likewise, for the 2nd fraction, since 50 × 4 = 200,
18/50 = 18 × 4/50 × 4 = 72/200 - Subtract the two like fractions:
375/200 - 72/200 = 375 - 72/200 = 303/200 - In mixed form: 1103/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/8-18/50 15/8-36/50 15/16-18/50 45/8-18/50 15/8-54/50 15/24-18/50 75/8-18/50 15/8-90/50 15/40-18/50 15/56-18/50