Subtract 14/70 from 50/21
1st number: 2 8/21, 2nd number: 14/70
50/21 - 14/70 is 229/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 21 × 10 = 210,
50/21 = 50 × 10/21 × 10 = 500/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
14/70 = 14 × 3/70 × 3 = 42/210 - Subtract the two like fractions:
500/210 - 42/210 = 500 - 42/210 = 458/210 - After reducing the fraction, the answer is 229/105
- In mixed form: 219/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/21-28/70 50/42-14/70 50/21-42/70 50/63-14/70 50/21-98/70