Subtract 25/20 from 3/98
1st number: 3/98, 2nd number: 1 5/20
3/98 - 25/20 is -239/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 20 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 98 × 10 = 980,
3/98 = 3 × 10/98 × 10 = 30/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
25/20 = 25 × 49/20 × 49 = 1225/980 - Subtract the two like fractions:
30/980 - 1225/980 = 30 - 1225/980 = -1195/980 - After reducing the fraction, the answer is -239/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/98-25/20 3/98-50/20 3/98-25/40 9/98-25/20 3/98-75/20 3/98-25/60 15/98-25/20 21/98-25/20