Add 10/3 and 56/40
1st number: 3 1/3, 2nd number: 1 16/40
10/3 + 56/40 is 71/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 3 × 40 = 120,
10/3 = 10 × 40/3 × 40 = 400/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
56/40 = 56 × 3/40 × 3 = 168/120 - Add the two like fractions:
400/120 + 168/120 = 400 + 168/120 = 568/120 - 568/120 simplified gives 71/15
- So, 10/3 + 56/40 = 71/15
In mixed form: 411/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/3+56/40 10/6+56/40 10/3+56/80 30/3+56/40 10/9+56/40 50/3+56/40 10/15+56/40 70/3+56/40 10/21+56/40