Subtract 3/4 from 15/98
15/98 - 3/4 is -117/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 4 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 98 × 2 = 196,
15/98 = 15 × 2/98 × 2 = 30/196 - Likewise, for the 2nd fraction, since 4 × 49 = 196,
3/4 = 3 × 49/4 × 49 = 147/196 - Subtract the two like fractions:
30/196 - 147/196 = 30 - 147/196 = -117/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/98-3/4 15/98-6/4 15/98-3/8 45/98-3/4 15/98-9/4 15/98-3/12 75/98-3/4 15/98-15/4 15/98-3/20 15/98-21/4 15/98-3/28