Subtract 8/98 from 70/10
1st number: 7 0/10, 2nd number: 8/98
70/10 - 8/98 is 339/49.
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,
70/10 = 70 × 49/10 × 49 = 3430/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
8/98 = 8 × 5/98 × 5 = 40/490 - Subtract the two like fractions:
3430/490 - 40/490 = 3430 - 40/490 = 3390/490 - After reducing the fraction, the answer is 339/49
- In mixed form: 645/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/10-16/98 70/20-8/98 70/10-24/98 70/30-8/98 70/10-40/98 70/50-8/98 70/10-56/98