Add 12/21 and 24/14
1st number: 12/21, 2nd number: 1 10/14
12/21 + 24/14 is 16/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 21 × 2 = 42,
12/21 = 12 × 2/21 × 2 = 24/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
24/14 = 24 × 3/14 × 3 = 72/42 - Add the two like fractions:
24/42 + 72/42 = 24 + 72/42 = 96/42 - 96/42 simplified gives 16/7
- So, 12/21 + 24/14 = 16/7
In mixed form: 22/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/21+24/14 12/21+48/14 12/42+24/14 12/21+24/28 36/21+24/14 12/21+72/14 12/63+24/14 12/21+24/42 60/21+24/14 12/21+24/70 84/21+24/14 12/21+24/98