Add 10/54 and 21/4
1st number: 10/54, 2nd number: 5 1/4
10/54 + 21/4 is 587/108.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 4 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
10/54 = 10 × 2/54 × 2 = 20/108 - Likewise, for the 2nd fraction, since 4 × 27 = 108,
21/4 = 21 × 27/4 × 27 = 567/108 - Add the two like fractions:
20/108 + 567/108 = 20 + 567/108 = 587/108 - So, 10/54 + 21/4 = 587/108
In mixed form: 547/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/54+21/4 10/54+42/4 10/54+21/8 30/54+21/4 10/54+63/4 10/54+21/12 50/54+21/4 10/54+21/20 70/54+21/4 10/54+21/28