Subtract 54/8 from 15/50
1st number: 15/50, 2nd number: 6 6/8
15/50 - 54/8 is -129/20.
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,
54/8 = 54 × 25/8 × 25 = 1350/200 - Subtract the two like fractions:
60/200 - 1350/200 = 60 - 1350/200 = -1290/200 - After reducing the fraction, the answer is -129/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/50-54/8 15/50-54/16 45/50-54/8 15/50-54/24 75/50-54/8 15/50-54/40 15/50-54/56