Add 30/9 and 25/8
1st number: 3 3/9, 2nd number: 3 1/8
30/9 + 25/8 is 155/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 9 × 8 = 72,
30/9 = 30 × 8/9 × 8 = 240/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
25/8 = 25 × 9/8 × 9 = 225/72 - Add the two like fractions:
240/72 + 225/72 = 240 + 225/72 = 465/72 - 465/72 simplified gives 155/24
- So, 30/9 + 25/8 = 155/24
In mixed form: 611/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/9+25/8 30/9+50/8 30/18+25/8 30/9+25/16 90/9+25/8 30/9+75/8 30/27+25/8 30/9+25/24 30/45+25/8 30/9+25/40 30/63+25/8 30/9+25/56