Subtract 49/90 from 3/98
3/98 - 49/90 is -1133/2205.
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,
3/98 = 3 × 45/98 × 45 = 135/4410 - Likewise, for the 2nd fraction, since 90 × 49 = 4410,
49/90 = 49 × 49/90 × 49 = 2401/4410 - Subtract the two like fractions:
135/4410 - 2401/4410 = 135 - 2401/4410 = -2266/4410 - After reducing the fraction, the answer is -1133/2205
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/98-49/90 3/98-98/90 9/98-49/90 15/98-49/90 21/98-49/90