Subtract 75/9 from 18/98
1st number: 18/98, 2nd number: 8 3/9
18/98 - 75/9 is -1198/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 9 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 98 × 9 = 882,
18/98 = 18 × 9/98 × 9 = 162/882 - Likewise, for the 2nd fraction, since 9 × 98 = 882,
75/9 = 75 × 98/9 × 98 = 7350/882 - Subtract the two like fractions:
162/882 - 7350/882 = 162 - 7350/882 = -7188/882 - After reducing the fraction, the answer is -1198/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/98-75/9 18/98-75/18 54/98-75/9 18/98-75/27 90/98-75/9 18/98-75/45 18/98-75/63