Add 56/15 and 70/8
1st number: 3 11/15, 2nd number: 8 6/8
56/15 + 70/8 is 749/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
56/15 = 56 × 8/15 × 8 = 448/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
70/8 = 70 × 15/8 × 15 = 1050/120 - Add the two like fractions:
448/120 + 1050/120 = 448 + 1050/120 = 1498/120 - 1498/120 simplified gives 749/60
- So, 56/15 + 70/8 = 749/60
In mixed form: 1229/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/30+70/8 56/15+70/16 56/45+70/8 56/15+70/24 56/75+70/8 56/15+70/40 56/15+70/56