Add 20/21 and 35/6
1st number: 20/21, 2nd number: 5 5/6
20/21 + 35/6 is 95/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 21 × 2 = 42,
20/21 = 20 × 2/21 × 2 = 40/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
35/6 = 35 × 7/6 × 7 = 245/42 - Add the two like fractions:
40/42 + 245/42 = 40 + 245/42 = 285/42 - 285/42 simplified gives 95/14
- So, 20/21 + 35/6 = 95/14
In mixed form: 611/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/21+35/6 20/21+70/6 20/42+35/6 20/21+35/12 60/21+35/6 20/63+35/6 20/21+35/18 20/21+35/30 20/21+35/42