Add 81/14 and 9/10
1st number: 5 11/14, 2nd number: 9/10
81/14 + 9/10 is 234/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
81/14 = 81 × 5/14 × 5 = 405/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
9/10 = 9 × 7/10 × 7 = 63/70 - Add the two like fractions:
405/70 + 63/70 = 405 + 63/70 = 468/70 - 468/70 simplified gives 234/35
- So, 81/14 + 9/10 = 234/35
In mixed form: 624/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/14+18/10 81/28+9/10 81/14+9/20 81/14+27/10 81/42+9/10 81/14+9/30 81/14+45/10 81/70+9/10 81/14+9/50 81/14+63/10 81/98+9/10 81/14+9/70