Add 81/3 and 7/10
1st number: 27 0/3, 2nd number: 7/10
81/3 + 7/10 is 277/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 3 × 10 = 30,
81/3 = 81 × 10/3 × 10 = 810/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
7/10 = 7 × 3/10 × 3 = 21/30 - Add the two like fractions:
810/30 + 21/30 = 810 + 21/30 = 831/30 - 831/30 simplified gives 277/10
- So, 81/3 + 7/10 = 277/10
In mixed form: 277/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/3+14/10 81/6+7/10 81/3+7/20 81/3+21/10 81/9+7/10 81/3+7/30 81/3+35/10 81/15+7/10 81/3+7/50 81/3+49/10 81/21+7/10 81/3+7/70