Subtract 6/45 from 20/14
1st number: 1 6/14, 2nd number: 6/45
20/14 - 6/45 is 136/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
20/14 = 20 × 45/14 × 45 = 900/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
6/45 = 6 × 14/45 × 14 = 84/630 - Subtract the two like fractions:
900/630 - 84/630 = 900 - 84/630 = 816/630 - After reducing the fraction, the answer is 136/105
- In mixed form: 131/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/14-6/45 20/14-12/45 20/28-6/45 20/14-6/90 60/14-6/45 20/14-18/45 20/42-6/45 20/14-30/45 20/70-6/45 20/14-42/45 20/98-6/45