Add 15/14 and 54/4
1st number: 1 1/14, 2nd number: 13 2/4
15/14 + 54/4 is 102/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 4 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 14 × 2 = 28,
15/14 = 15 × 2/14 × 2 = 30/28 - Likewise, for the 2nd fraction, since 4 × 7 = 28,
54/4 = 54 × 7/4 × 7 = 378/28 - Add the two like fractions:
30/28 + 378/28 = 30 + 378/28 = 408/28 - 408/28 simplified gives 102/7
- So, 15/14 + 54/4 = 102/7
In mixed form: 144/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/14+54/4 15/28+54/4 15/14+54/8 45/14+54/4 15/42+54/4 15/14+54/12 75/14+54/4 15/70+54/4 15/14+54/20 15/98+54/4 15/14+54/28