Subtract 20/35 from 28/6
1st number: 4 4/6, 2nd number: 20/35
28/6 - 20/35 is 86/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 6 × 35 = 210,
28/6 = 28 × 35/6 × 35 = 980/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
20/35 = 20 × 6/35 × 6 = 120/210 - Subtract the two like fractions:
980/210 - 120/210 = 980 - 120/210 = 860/210 - After reducing the fraction, the answer is 86/21
- In mixed form: 42/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/6-20/35 28/6-40/35 28/12-20/35 28/6-20/70 84/6-20/35 28/6-60/35 28/18-20/35 28/30-20/35 28/42-20/35