Subtract 27/90 from 24/98
24/98 - 27/90 is -27/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 90 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 98 × 45 = 4410,
24/98 = 24 × 45/98 × 45 = 1080/4410 - Likewise, for the 2nd fraction, since 90 × 49 = 4410,
27/90 = 27 × 49/90 × 49 = 1323/4410 - Subtract the two like fractions:
1080/4410 - 1323/4410 = 1080 - 1323/4410 = -243/4410 - After reducing the fraction, the answer is -27/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/98-27/90 24/98-54/90 72/98-27/90 24/98-81/90