Subtract 1/40 from 3/98
3/98 - 1/40 is 11/1960.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 40 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 98 × 20 = 1960,
3/98 = 3 × 20/98 × 20 = 60/1960 - Likewise, for the 2nd fraction, since 40 × 49 = 1960,
1/40 = 1 × 49/40 × 49 = 49/1960 - Subtract the two like fractions:
60/1960 - 49/1960 = 60 - 49/1960 = 11/1960
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/98-1/40 3/98-2/40 3/98-1/80 9/98-1/40 3/98-3/40 15/98-1/40 3/98-5/40 21/98-1/40 3/98-7/40