Add 81/3 and 20/16
1st number: 27 0/3, 2nd number: 1 4/16
81/3 + 20/16 is 113/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 16 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 3 × 16 = 48,
81/3 = 81 × 16/3 × 16 = 1296/48 - Likewise, for the 2nd fraction, since 16 × 3 = 48,
20/16 = 20 × 3/16 × 3 = 60/48 - Add the two like fractions:
1296/48 + 60/48 = 1296 + 60/48 = 1356/48 - 1356/48 simplified gives 113/4
- So, 81/3 + 20/16 = 113/4
In mixed form: 281/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/3+40/16 81/6+20/16 81/3+20/32 81/3+60/16 81/9+20/16 81/3+20/48 81/15+20/16 81/3+20/80 81/21+20/16