Add 3/5 and 56/80
3/5 + 56/80 is 13/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
3/5 = 3 × 16/5 × 16 = 48/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
56/80 = 56 × 1/80 × 1 = 56/80 - Add the two like fractions:
48/80 + 56/80 = 48 + 56/80 = 104/80 - 104/80 simplified gives 13/10
- So, 3/5 + 56/80 = 13/10
In mixed form: 13/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/5+56/80 3/10+56/80 9/5+56/80 3/15+56/80 15/5+56/80 3/25+56/80 21/5+56/80 3/35+56/80