Add 3/9 and 10/8
1st number: 3/9, 2nd number: 1 2/8
3/9 + 10/8 is 19/12.
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,
3/9 = 3 × 8/9 × 8 = 24/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
10/8 = 10 × 9/8 × 9 = 90/72 - Add the two like fractions:
24/72 + 90/72 = 24 + 90/72 = 114/72 - 114/72 simplified gives 19/12
- So, 3/9 + 10/8 = 19/12
In mixed form: 17/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/9+10/8 3/9+20/8 3/18+10/8 3/9+10/16 3/9+30/8 3/27+10/8 3/9+10/24 15/9+10/8 3/9+50/8 3/45+10/8 3/9+10/40 21/9+10/8 3/9+70/8 3/63+10/8 3/9+10/56