Subtract 8/14 from 75/20
1st number: 3 15/20, 2nd number: 8/14
75/20 - 8/14 is 89/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 14 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
75/20 = 75 × 7/20 × 7 = 525/140 - Likewise, for the 2nd fraction, since 14 × 10 = 140,
8/14 = 8 × 10/14 × 10 = 80/140 - Subtract the two like fractions:
525/140 - 80/140 = 525 - 80/140 = 445/140 - After reducing the fraction, the answer is 89/28
- In mixed form: 35/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/20-16/14 75/40-8/14 75/20-8/28 75/20-24/14 75/60-8/14 75/20-8/42 75/20-40/14 75/20-8/70 75/20-56/14 75/20-8/98