Add 18/5 and 27/16
1st number: 3 3/5, 2nd number: 1 11/16
18/5 + 27/16 is 423/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
18/5 = 18 × 16/5 × 16 = 288/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
27/16 = 27 × 5/16 × 5 = 135/80 - Add the two like fractions:
288/80 + 135/80 = 288 + 135/80 = 423/80 - So, 18/5 + 27/16 = 423/80
In mixed form: 523/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/5+27/16 18/5+54/16 18/10+27/16 18/5+27/32 54/5+27/16 18/5+81/16 18/15+27/16 18/5+27/48 90/5+27/16 18/25+27/16 18/5+27/80 18/35+27/16