Subtract 15/98 from 40/5
1st number: 8 0/5, 2nd number: 15/98
40/5 - 15/98 is 769/98.
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,
40/5 = 40 × 98/5 × 98 = 3920/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
15/98 = 15 × 5/98 × 5 = 75/490 - Subtract the two like fractions:
3920/490 - 75/490 = 3920 - 75/490 = 3845/490 - After reducing the fraction, the answer is 769/98
- In mixed form: 783/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/5-15/98 40/5-30/98 40/10-15/98 40/5-45/98 40/15-15/98 40/5-75/98 40/25-15/98 40/35-15/98