Add 30/8 and 35/12
1st number: 3 6/8, 2nd number: 2 11/12
30/8 + 35/12 is 20/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 12 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
30/8 = 30 × 3/8 × 3 = 90/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
35/12 = 35 × 2/12 × 2 = 70/24 - Add the two like fractions:
90/24 + 70/24 = 90 + 70/24 = 160/24 - 160/24 simplified gives 20/3
- So, 30/8 + 35/12 = 20/3
In mixed form: 62/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/8+35/12 30/8+70/12 30/16+35/12 30/8+35/24 90/8+35/12 30/24+35/12 30/8+35/36 30/40+35/12 30/8+35/60 30/56+35/12 30/8+35/84