Subtract 42/10 from 5/98
1st number: 5/98, 2nd number: 4 2/10
5/98 - 42/10 is -2033/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 10 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
5/98 = 5 × 5/98 × 5 = 25/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
42/10 = 42 × 49/10 × 49 = 2058/490 - Subtract the two like fractions:
25/490 - 2058/490 = 25 - 2058/490 = -2033/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/98-42/10 5/98-84/10 5/98-42/20 15/98-42/10 5/98-42/30 25/98-42/10 5/98-42/50 35/98-42/10 5/98-42/70