Add 15/14 and 81/24
1st number: 1 1/14, 2nd number: 3 9/24
15/14 + 81/24 is 249/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 14 × 12 = 168,
15/14 = 15 × 12/14 × 12 = 180/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
81/24 = 81 × 7/24 × 7 = 567/168 - Add the two like fractions:
180/168 + 567/168 = 180 + 567/168 = 747/168 - 747/168 simplified gives 249/56
- So, 15/14 + 81/24 = 249/56
In mixed form: 425/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/14+81/24 15/28+81/24 15/14+81/48 45/14+81/24 15/42+81/24 15/14+81/72 75/14+81/24 15/70+81/24 15/98+81/24