Subtract 14/7 from 30/10
1st number: 3 0/10, 2nd number: 2 0/7
30/10 - 14/7 is 1/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 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 7 × 10 = 70,
14/7 = 14 × 10/7 × 10 = 140/70 - Subtract the two like fractions:
210/70 - 140/70 = 210 - 140/70 = 70/70 - After reducing the fraction, the answer is 1/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/10-14/7 30/10-28/7 30/20-14/7 90/10-14/7 30/10-42/7 30/10-14/21 30/10-70/7 30/50-14/7 30/10-14/35 30/10-98/7 30/70-14/7 30/10-14/49