Subtract 48/18 from 45/98
1st number: 45/98, 2nd number: 2 12/18
45/98 - 48/18 is -649/294.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 18 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 98 × 9 = 882,
45/98 = 45 × 9/98 × 9 = 405/882 - Likewise, for the 2nd fraction, since 18 × 49 = 882,
48/18 = 48 × 49/18 × 49 = 2352/882 - Subtract the two like fractions:
405/882 - 2352/882 = 405 - 2352/882 = -1947/882 - After reducing the fraction, the answer is -649/294
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/98-48/18 45/98-96/18 45/98-48/36 45/98-48/54 45/98-48/90