Add 56/3 and 70/7
1st number: 18 2/3, 2nd number: 10 0/7
56/3 + 70/7 is 86/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 7 is 21
Next, find the equivalent fraction of both fractional numbers with denominator 21 - For the 1st fraction, since 3 × 7 = 21,
56/3 = 56 × 7/3 × 7 = 392/21 - Likewise, for the 2nd fraction, since 7 × 3 = 21,
70/7 = 70 × 3/7 × 3 = 210/21 - Add the two like fractions:
392/21 + 210/21 = 392 + 210/21 = 602/21 - 602/21 simplified gives 86/3
- So, 56/3 + 70/7 = 86/3
In mixed form: 282/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/6+70/7 56/3+70/14 56/9+70/7 56/3+70/21 56/15+70/7 56/3+70/35 56/21+70/7 56/3+70/49