Subtract 50/20 from 10/9
1st number: 1 1/9, 2nd number: 2 10/20
10/9 - 50/20 is -25/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
10/9 = 10 × 20/9 × 20 = 200/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
50/20 = 50 × 9/20 × 9 = 450/180 - Subtract the two like fractions:
200/180 - 450/180 = 200 - 450/180 = -250/180 - After reducing the fraction, the answer is -25/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/9-50/20 10/18-50/20 10/9-50/40 30/9-50/20 10/27-50/20 10/9-50/60 50/9-50/20 10/45-50/20 70/9-50/20 10/63-50/20