Subtract 8/98 from 18/5
1st number: 3 3/5, 2nd number: 8/98
18/5 - 8/98 is 862/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 5 × 98 = 490,
18/5 = 18 × 98/5 × 98 = 1764/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
8/98 = 8 × 5/98 × 5 = 40/490 - Subtract the two like fractions:
1764/490 - 40/490 = 1764 - 40/490 = 1724/490 - After reducing the fraction, the answer is 862/245
- In mixed form: 3127/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/5-8/98 18/5-16/98 18/10-8/98 54/5-8/98 18/5-24/98 18/15-8/98 90/5-8/98 18/5-40/98 18/25-8/98 18/5-56/98 18/35-8/98