Add 5/20 and 27/16
1st number: 5/20, 2nd number: 1 11/16
5/20 + 27/16 is 31/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 20 × 4 = 80,
5/20 = 5 × 4/20 × 4 = 20/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
27/16 = 27 × 5/16 × 5 = 135/80 - Add the two like fractions:
20/80 + 135/80 = 20 + 135/80 = 155/80 - 155/80 simplified gives 31/16
- So, 5/20 + 27/16 = 31/16
In mixed form: 115/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/20+27/16 5/20+54/16 5/40+27/16 5/20+27/32 15/20+27/16 5/20+81/16 5/60+27/16 5/20+27/48 25/20+27/16 5/20+27/80 35/20+27/16