Add 4/5 and 27/40
4/5 + 27/40 is 59/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
4/5 = 4 × 8/5 × 8 = 32/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
27/40 = 27 × 1/40 × 1 = 27/40 - Add the two like fractions:
32/40 + 27/40 = 32 + 27/40 = 59/40 - So, 4/5 + 27/40 = 59/40
In mixed form: 119/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/5+27/40 4/5+54/40 4/10+27/40 4/5+27/80 12/5+27/40 4/5+81/40 4/15+27/40 20/5+27/40 4/25+27/40 28/5+27/40 4/35+27/40