Subtract 1/20 from 49/9
1st number: 5 4/9, 2nd number: 1/20
49/9 - 1/20 is 971/180.
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,
1/20 = 1 × 9/20 × 9 = 9/180 - Subtract the two like fractions:
980/180 - 9/180 = 980 - 9/180 = 971/180 - In mixed form: 571/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/9-1/20 49/9-2/20 49/18-1/20 49/9-1/40 49/9-3/20 49/27-1/20 49/9-1/60 49/9-5/20 49/45-1/20 49/9-7/20 49/63-1/20