Subtract 10/98 from 15/2
1st number: 7 1/2, 2nd number: 10/98
15/2 - 10/98 is 725/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 98 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 2 × 49 = 98,
15/2 = 15 × 49/2 × 49 = 735/98 - Likewise, for the 2nd fraction, since 98 × 1 = 98,
10/98 = 10 × 1/98 × 1 = 10/98 - Subtract the two like fractions:
735/98 - 10/98 = 735 - 10/98 = 725/98 - In mixed form: 739/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/2-10/98 15/2-20/98 15/4-10/98 45/2-10/98 15/2-30/98 15/6-10/98 75/2-10/98 15/2-50/98 15/10-10/98 15/2-70/98 15/14-10/98