Subtract 4/8 from 50/9
1st number: 5 5/9, 2nd number: 4/8
50/9 - 4/8 is 91/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 9 × 8 = 72,
50/9 = 50 × 8/9 × 8 = 400/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
4/8 = 4 × 9/8 × 9 = 36/72 - Subtract the two like fractions:
400/72 - 36/72 = 400 - 36/72 = 364/72 - After reducing the fraction, the answer is 91/18
- In mixed form: 51/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/18-4/8 50/9-4/16 50/9-12/8 50/27-4/8 50/9-4/24 50/9-20/8 50/45-4/8 50/9-4/40 50/9-28/8 50/63-4/8 50/9-4/56