Add 30/12 and 81/32
1st number: 2 6/12, 2nd number: 2 17/32
30/12 + 81/32 is 161/32.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 32 is 96
Next, find the equivalent fraction of both fractional numbers with denominator 96 - For the 1st fraction, since 12 × 8 = 96,
30/12 = 30 × 8/12 × 8 = 240/96 - Likewise, for the 2nd fraction, since 32 × 3 = 96,
81/32 = 81 × 3/32 × 3 = 243/96 - Add the two like fractions:
240/96 + 243/96 = 240 + 243/96 = 483/96 - 483/96 simplified gives 161/32
- So, 30/12 + 81/32 = 161/32
In mixed form: 51/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/12+81/32 30/24+81/32 30/12+81/64 90/12+81/32 30/36+81/32 30/12+81/96 30/60+81/32 30/84+81/32