Subtract 49/48 from 90/18
1st number: 5 0/18, 2nd number: 1 1/48
90/18 - 49/48 is 191/48.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 48 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 18 × 8 = 144,
90/18 = 90 × 8/18 × 8 = 720/144 - Likewise, for the 2nd fraction, since 48 × 3 = 144,
49/48 = 49 × 3/48 × 3 = 147/144 - Subtract the two like fractions:
720/144 - 147/144 = 720 - 147/144 = 573/144 - After reducing the fraction, the answer is 191/48
- In mixed form: 347/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/18-98/48 90/36-49/48 90/18-49/96 90/54-49/48