Subtract 45/18 from 49/9
1st number: 5 4/9, 2nd number: 2 9/18
49/9 - 45/18 is 53/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 9 × 2 = 18,
49/9 = 49 × 2/9 × 2 = 98/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
45/18 = 45 × 1/18 × 1 = 45/18 - Subtract the two like fractions:
98/18 - 45/18 = 98 - 45/18 = 53/18 - In mixed form: 217/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/9-45/18 49/9-90/18 49/18-45/18 49/9-45/36 49/27-45/18 49/9-45/54 49/45-45/18 49/9-45/90 49/63-45/18