Subtract 18/50 from 8/9
8/9 - 18/50 is 119/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 9 × 50 = 450,
8/9 = 8 × 50/9 × 50 = 400/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
18/50 = 18 × 9/50 × 9 = 162/450 - Subtract the two like fractions:
400/450 - 162/450 = 400 - 162/450 = 238/450 - After reducing the fraction, the answer is 119/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/9-18/50 8/9-36/50 8/18-18/50 24/9-18/50 8/9-54/50 8/27-18/50 40/9-18/50 8/9-90/50 8/45-18/50 56/9-18/50 8/63-18/50