Subtract 45/98 from 9/28
9/28 - 45/98 is -27/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 98 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 28 × 7 = 196,
9/28 = 9 × 7/28 × 7 = 63/196 - Likewise, for the 2nd fraction, since 98 × 2 = 196,
45/98 = 45 × 2/98 × 2 = 90/196 - Subtract the two like fractions:
63/196 - 90/196 = 63 - 90/196 = -27/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/28-45/98 9/28-90/98 9/56-45/98 27/28-45/98 9/84-45/98 45/28-45/98 63/28-45/98