Add 2/6 and 30/21
1st number: 2/6, 2nd number: 1 9/21
2/6 + 30/21 is 37/21.
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,
2/6 = 2 × 7/6 × 7 = 14/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
30/21 = 30 × 2/21 × 2 = 60/42 - Add the two like fractions:
14/42 + 60/42 = 14 + 60/42 = 74/42 - 74/42 simplified gives 37/21
- So, 2/6 + 30/21 = 37/21
In mixed form: 116/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/6+30/21 2/6+60/21 2/12+30/21 2/6+30/42 2/6+90/21 2/18+30/21 2/6+30/63 10/6+30/21 2/30+30/21 14/6+30/21 2/42+30/21