Add 8/56 and 20/3
1st number: 8/56, 2nd number: 6 2/3
8/56 + 20/3 is 143/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 3 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
8/56 = 8 × 3/56 × 3 = 24/168 - Likewise, for the 2nd fraction, since 3 × 56 = 168,
20/3 = 20 × 56/3 × 56 = 1120/168 - Add the two like fractions:
24/168 + 1120/168 = 24 + 1120/168 = 1144/168 - 1144/168 simplified gives 143/21
- So, 8/56 + 20/3 = 143/21
In mixed form: 617/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/56+20/3 8/56+40/3 8/56+20/6 24/56+20/3 8/56+60/3 8/56+20/9 40/56+20/3 8/56+20/15 8/56+20/21