Subtract 50/5 from 1/21
1st number: 1/21, 2nd number: 10 0/5
1/21 - 50/5 is -209/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 5 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 21 × 5 = 105,
1/21 = 1 × 5/21 × 5 = 5/105 - Likewise, for the 2nd fraction, since 5 × 21 = 105,
50/5 = 50 × 21/5 × 21 = 1050/105 - Subtract the two like fractions:
5/105 - 1050/105 = 5 - 1050/105 = -1045/105 - After reducing the fraction, the answer is -209/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/21-50/5 1/42-50/5 1/21-50/10 3/21-50/5 1/63-50/5 1/21-50/15 5/21-50/5 1/21-50/25 7/21-50/5 1/21-50/35