Add 5/12 and 54/7
1st number: 5/12, 2nd number: 7 5/7
5/12 + 54/7 is 683/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 7 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
5/12 = 5 × 7/12 × 7 = 35/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
54/7 = 54 × 12/7 × 12 = 648/84 - Add the two like fractions:
35/84 + 648/84 = 35 + 648/84 = 683/84 - So, 5/12 + 54/7 = 683/84
In mixed form: 811/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/12+54/7 5/24+54/7 5/12+54/14 15/12+54/7 5/36+54/7 5/12+54/21 25/12+54/7 5/60+54/7 5/12+54/35 35/12+54/7 5/84+54/7 5/12+54/49