Add 81/10 and 2/3
1st number: 8 1/10, 2nd number: 2/3
81/10 + 2/3 is 263/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 3 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
81/10 = 81 × 3/10 × 3 = 243/30 - Likewise, for the 2nd fraction, since 3 × 10 = 30,
2/3 = 2 × 10/3 × 10 = 20/30 - Add the two like fractions:
243/30 + 20/30 = 243 + 20/30 = 263/30 - So, 81/10 + 2/3 = 263/30
In mixed form: 823/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/10+4/3 81/20+2/3 81/10+2/6 81/10+6/3 81/30+2/3 81/10+2/9 81/10+10/3 81/50+2/3 81/10+2/15 81/10+14/3 81/70+2/3 81/10+2/21