Subtract 3/98 from 25/40
25/40 - 3/98 is 233/392.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 98 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 40 × 49 = 1960,
25/40 = 25 × 49/40 × 49 = 1225/1960 - Likewise, for the 2nd fraction, since 98 × 20 = 1960,
3/98 = 3 × 20/98 × 20 = 60/1960 - Subtract the two like fractions:
1225/1960 - 60/1960 = 1225 - 60/1960 = 1165/1960 - After reducing the fraction, the answer is 233/392
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/40-3/98 25/40-6/98 25/80-3/98 75/40-3/98 25/40-9/98 25/40-15/98 25/40-21/98