Add 30/8 and 84/24
1st number: 3 6/8, 2nd number: 3 12/24
30/8 + 84/24 is 29/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 24 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 24 × 1 = 24,
84/24 = 84 × 1/24 × 1 = 84/24 - Add the two like fractions:
90/24 + 84/24 = 90 + 84/24 = 174/24 - 174/24 simplified gives 29/4
- So, 30/8 + 84/24 = 29/4
In mixed form: 71/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/8+84/24 30/16+84/24 30/8+84/48 90/8+84/24 30/24+84/24 30/8+84/72 30/40+84/24 30/56+84/24