Add 90/4 and 28/54
1st number: 22 2/4, 2nd number: 28/54
90/4 + 28/54 is 1243/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 4 × 27 = 108,
90/4 = 90 × 27/4 × 27 = 2430/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
28/54 = 28 × 2/54 × 2 = 56/108 - Add the two like fractions:
2430/108 + 56/108 = 2430 + 56/108 = 2486/108 - 2486/108 simplified gives 1243/54
- So, 90/4 + 28/54 = 1243/54
In mixed form: 231/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/4+56/54 90/8+28/54 90/4+84/54 90/12+28/54 90/20+28/54 90/28+28/54