Subtract 18/98 from 1/10
1/10 - 18/98 is -41/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
1/10 = 1 × 49/10 × 49 = 49/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
18/98 = 18 × 5/98 × 5 = 90/490 - Subtract the two like fractions:
49/490 - 90/490 = 49 - 90/490 = -41/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/10-18/98 1/10-36/98 1/20-18/98 3/10-18/98 1/10-54/98 1/30-18/98 5/10-18/98 1/10-90/98 1/50-18/98 7/10-18/98 1/70-18/98