Add 15/14 and 72/9
1st number: 1 1/14, 2nd number: 8 0/9
15/14 + 72/9 is 127/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 9 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
15/14 = 15 × 9/14 × 9 = 135/126 - Likewise, for the 2nd fraction, since 9 × 14 = 126,
72/9 = 72 × 14/9 × 14 = 1008/126 - Add the two like fractions:
135/126 + 1008/126 = 135 + 1008/126 = 1143/126 - 1143/126 simplified gives 127/14
- So, 15/14 + 72/9 = 127/14
In mixed form: 91/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/14+72/9 15/28+72/9 15/14+72/18 45/14+72/9 15/42+72/9 15/14+72/27 75/14+72/9 15/70+72/9 15/14+72/45 15/98+72/9 15/14+72/63