Add 9/4 and 84/54
1st number: 2 1/4, 2nd number: 1 30/54
9/4 + 84/54 is 137/36.
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,
9/4 = 9 × 27/4 × 27 = 243/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
84/54 = 84 × 2/54 × 2 = 168/108 - Add the two like fractions:
243/108 + 168/108 = 243 + 168/108 = 411/108 - 411/108 simplified gives 137/36
- So, 9/4 + 84/54 = 137/36
In mixed form: 329/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/4+84/54 9/8+84/54 27/4+84/54 9/12+84/54 45/4+84/54 9/20+84/54 63/4+84/54 9/28+84/54