Subtract 1/14 from 50/21
1st number: 2 8/21, 2nd number: 1/14
50/21 - 1/14 is 97/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 21 × 2 = 42,
50/21 = 50 × 2/21 × 2 = 100/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
1/14 = 1 × 3/14 × 3 = 3/42 - Subtract the two like fractions:
100/42 - 3/42 = 100 - 3/42 = 97/42 - In mixed form: 213/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/21-2/14 50/42-1/14 50/21-1/28 50/21-3/14 50/63-1/14 50/21-1/42 50/21-5/14 50/21-1/70 50/21-7/14 50/21-1/98