Add 25/6 and 5/21
1st number: 4 1/6, 2nd number: 5/21
25/6 + 5/21 is 185/42.
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,
25/6 = 25 × 7/6 × 7 = 175/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
5/21 = 5 × 2/21 × 2 = 10/42 - Add the two like fractions:
175/42 + 10/42 = 175 + 10/42 = 185/42 - So, 25/6 + 5/21 = 185/42
In mixed form: 417/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/6+5/21 25/6+10/21 25/12+5/21 25/6+5/42 75/6+5/21 25/6+15/21 25/18+5/21 25/6+5/63 25/6+25/21 25/30+5/21 25/6+35/21 25/42+5/21