Add 20/3 and 24/56
1st number: 6 2/3, 2nd number: 24/56
20/3 + 24/56 is 149/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 3 × 56 = 168,
20/3 = 20 × 56/3 × 56 = 1120/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
24/56 = 24 × 3/56 × 3 = 72/168 - Add the two like fractions:
1120/168 + 72/168 = 1120 + 72/168 = 1192/168 - 1192/168 simplified gives 149/21
- So, 20/3 + 24/56 = 149/21
In mixed form: 72/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/3+24/56 20/3+48/56 20/6+24/56 60/3+24/56 20/3+72/56 20/9+24/56 20/15+24/56 20/21+24/56