Subtract 10/14 from 50/30
1st number: 1 20/30, 2nd number: 10/14
50/30 - 10/14 is 20/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
50/30 = 50 × 7/30 × 7 = 350/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
10/14 = 10 × 15/14 × 15 = 150/210 - Subtract the two like fractions:
350/210 - 150/210 = 350 - 150/210 = 200/210 - After reducing the fraction, the answer is 20/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/30-20/14 50/60-10/14 50/30-10/28 50/30-30/14 50/90-10/14 50/30-10/42 50/30-50/14 50/30-10/70 50/30-70/14 50/30-10/98