Add 21/6 and 2/4
1st number: 3 3/6, 2nd number: 2/4
21/6 + 2/4 is 4/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 4 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 6 × 2 = 12,
21/6 = 21 × 2/6 × 2 = 42/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
2/4 = 2 × 3/4 × 3 = 6/12 - Add the two like fractions:
42/12 + 6/12 = 42 + 6/12 = 48/12 - 48/12 simplified gives 4/1
- So, 21/6 + 2/4 = 4/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/6+2/4 21/12+2/4 21/6+2/8 63/6+2/4 21/6+6/4 21/18+2/4 21/6+2/12 21/6+10/4 21/30+2/4 21/6+2/20 21/6+14/4 21/42+2/4 21/6+2/28