Add 30/9 and 7/10
1st number: 3 3/9, 2nd number: 7/10
30/9 + 7/10 is 121/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
30/9 = 30 × 10/9 × 10 = 300/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
7/10 = 7 × 9/10 × 9 = 63/90 - Add the two like fractions:
300/90 + 63/90 = 300 + 63/90 = 363/90 - 363/90 simplified gives 121/30
- So, 30/9 + 7/10 = 121/30
In mixed form: 41/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/9+7/10 30/9+14/10 30/18+7/10 30/9+7/20 90/9+7/10 30/9+21/10 30/27+7/10 30/9+7/30 30/9+35/10 30/45+7/10 30/9+7/50 30/9+49/10 30/63+7/10 30/9+7/70