Subtract 5/20 from 49/9
1st number: 5 4/9, 2nd number: 5/20
49/9 - 5/20 is 187/36.
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,
49/9 = 49 × 20/9 × 20 = 980/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
5/20 = 5 × 9/20 × 9 = 45/180 - Subtract the two like fractions:
980/180 - 45/180 = 980 - 45/180 = 935/180 - After reducing the fraction, the answer is 187/36
- In mixed form: 57/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/9-5/20 49/9-10/20 49/18-5/20 49/9-5/40 49/9-15/20 49/27-5/20 49/9-5/60 49/9-25/20 49/45-5/20 49/9-35/20 49/63-5/20