Subtract 20/10 from 50/8
1st number: 6 2/8, 2nd number: 2 0/10
50/8 - 20/10 is 17/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 10 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
50/8 = 50 × 5/8 × 5 = 250/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
20/10 = 20 × 4/10 × 4 = 80/40 - Subtract the two like fractions:
250/40 - 80/40 = 250 - 80/40 = 170/40 - After reducing the fraction, the answer is 17/4
- In mixed form: 41/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/8-40/10 50/16-20/10 50/8-60/10 50/24-20/10 50/8-20/30 50/40-20/10 50/8-20/50 50/56-20/10 50/8-20/70