Subtract 15/50 from 2/9
2/9 - 15/50 is -7/90.
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,
2/9 = 2 × 50/9 × 50 = 100/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
15/50 = 15 × 9/50 × 9 = 135/450 - Subtract the two like fractions:
100/450 - 135/450 = 100 - 135/450 = -35/450 - After reducing the fraction, the answer is -7/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/9-15/50 2/9-30/50 2/18-15/50 6/9-15/50 2/9-45/50 2/27-15/50 10/9-15/50 2/9-75/50 2/45-15/50 14/9-15/50 2/63-15/50