Add 81/36 and 24/54, Solve 2 9/36 + 24/54 as a fraction

Add 81/36 and 24/54

1^st number: 2 9/36, 2^nd number: 24/54

81/36 + 24/54 is 97/36.

Find the least common denominator or LCM of the two denominators:
LCM of 36 and 54 is 108

Next, find the equivalent fraction of both fractional numbers with denominator 108
For the 1st fraction, since 36 × 3 = 108,
81/36 = 81 × 3/36 × 3 = 243/108
Likewise, for the 2nd fraction, since 54 × 2 = 108,
24/54 = 24 × 2/54 × 2 = 48/108
Add the two like fractions:
243/108 + 48/108 = 243 + 48/108 = 291/108
291/108 simplified gives 97/36
So, 81/36 + 24/54 = 97/36
In mixed form: 225/36

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad