Subtract 8/14 from 30/10
1st number: 3 0/10, 2nd number: 8/14
30/10 - 8/14 is 17/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 14 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
30/10 = 30 × 7/10 × 7 = 210/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
8/14 = 8 × 5/14 × 5 = 40/70 - Subtract the two like fractions:
210/70 - 40/70 = 210 - 40/70 = 170/70 - After reducing the fraction, the answer is 17/7
- In mixed form: 23/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/10-8/14 30/10-16/14 30/20-8/14 30/10-8/28 90/10-8/14 30/10-24/14 30/10-8/42 30/10-40/14 30/50-8/14 30/10-8/70 30/10-56/14 30/70-8/14 30/10-8/98