Subtract 27/98 from 27/40
27/40 - 27/98 is 783/1960.
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,
27/40 = 27 × 49/40 × 49 = 1323/1960 - Likewise, for the 2nd fraction, since 98 × 20 = 1960,
27/98 = 27 × 20/98 × 20 = 540/1960 - Subtract the two like fractions:
1323/1960 - 540/1960 = 1323 - 540/1960 = 783/1960
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/40-27/98 27/40-54/98 27/80-27/98 81/40-27/98 27/40-81/98