Subtract 10/21 from 50/8
1st number: 6 2/8, 2nd number: 10/21
50/8 - 10/21 is 485/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 21 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 8 × 21 = 168,
50/8 = 50 × 21/8 × 21 = 1050/168 - Likewise, for the 2nd fraction, since 21 × 8 = 168,
10/21 = 10 × 8/21 × 8 = 80/168 - Subtract the two like fractions:
1050/168 - 80/168 = 1050 - 80/168 = 970/168 - After reducing the fraction, the answer is 485/84
- In mixed form: 565/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/8-20/21 50/16-10/21 50/8-10/42 50/8-30/21 50/24-10/21 50/8-10/63 50/8-50/21 50/40-10/21 50/8-70/21 50/56-10/21