Subtract 18/50 from 9/98
9/98 - 18/50 is -657/2450.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 50 is 2450
Next, find the equivalent fraction of both fractional numbers with denominator 2450 - For the 1st fraction, since 98 × 25 = 2450,
9/98 = 9 × 25/98 × 25 = 225/2450 - Likewise, for the 2nd fraction, since 50 × 49 = 2450,
18/50 = 18 × 49/50 × 49 = 882/2450 - Subtract the two like fractions:
225/2450 - 882/2450 = 225 - 882/2450 = -657/2450
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/98-18/50 9/98-36/50 27/98-18/50 9/98-54/50 45/98-18/50 9/98-90/50 63/98-18/50