Add 81/5 and 5/24, Solve 16 1/5 + 5/24 as a fraction

Add 81/5 and 5/24

1^st number: 16 1/5, 2^nd number: 5/24

81/5 + 5/24 is 1969/120.

Find the least common denominator or LCM of the two denominators:
LCM of 5 and 24 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 5 × 24 = 120,
81/5 = 81 × 24/5 × 24 = 1944/120
Likewise, for the 2nd fraction, since 24 × 5 = 120,
5/24 = 5 × 5/24 × 5 = 25/120
Add the two like fractions:
1944/120 + 25/120 = 1944 + 25/120 = 1969/120
So, 81/5 + 5/24 = 1969/120
In mixed form: 1649/120

MathStep (Works offline)

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