Add 30/2 and 81/16
1st number: 15 0/2, 2nd number: 5 1/16
30/2 + 81/16 is 321/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 16 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 2 × 8 = 16,
30/2 = 30 × 8/2 × 8 = 240/16 - Likewise, for the 2nd fraction, since 16 × 1 = 16,
81/16 = 81 × 1/16 × 1 = 81/16 - Add the two like fractions:
240/16 + 81/16 = 240 + 81/16 = 321/16 - So, 30/2 + 81/16 = 321/16
In mixed form: 201/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/2+81/16 30/4+81/16 30/2+81/32 90/2+81/16 30/6+81/16 30/2+81/48 30/10+81/16 30/2+81/80 30/14+81/16