Add 30/6 and 32/21
1st number: 5 0/6, 2nd number: 1 11/21
30/6 + 32/21 is 137/21.
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,
30/6 = 30 × 7/6 × 7 = 210/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
32/21 = 32 × 2/21 × 2 = 64/42 - Add the two like fractions:
210/42 + 64/42 = 210 + 64/42 = 274/42 - 274/42 simplified gives 137/21
- So, 30/6 + 32/21 = 137/21
In mixed form: 611/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/6+32/21 30/6+64/21 30/12+32/21 30/6+32/42 90/6+32/21 30/6+96/21 30/18+32/21 30/6+32/63 30/42+32/21