Add 15/14 and 40/81
1st number: 1 1/14, 2nd number: 40/81
15/14 + 40/81 is 1775/1134.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 81 is 1134
Next, find the equivalent fraction of both fractional numbers with denominator 1134 - For the 1st fraction, since 14 × 81 = 1134,
15/14 = 15 × 81/14 × 81 = 1215/1134 - Likewise, for the 2nd fraction, since 81 × 14 = 1134,
40/81 = 40 × 14/81 × 14 = 560/1134 - Add the two like fractions:
1215/1134 + 560/1134 = 1215 + 560/1134 = 1775/1134 - So, 15/14 + 40/81 = 1775/1134
In mixed form: 1641/1134
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/14+40/81 15/14+80/81 15/28+40/81 45/14+40/81 15/42+40/81 75/14+40/81 15/70+40/81 15/98+40/81