Add 1/6 and 40/21
1st number: 1/6, 2nd number: 1 19/21
1/6 + 40/21 is 29/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
1/6 = 1 × 7/6 × 7 = 7/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
40/21 = 40 × 2/21 × 2 = 80/42 - Add the two like fractions:
7/42 + 80/42 = 7 + 80/42 = 87/42 - 87/42 simplified gives 29/14
- So, 1/6 + 40/21 = 29/14
In mixed form: 21/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/6+40/21 1/6+80/21 1/12+40/21 1/6+40/42 3/6+40/21 1/18+40/21 1/6+40/63 5/6+40/21 1/30+40/21 7/6+40/21 1/42+40/21