Add 56/3 and 3/72, Solve 18 2/3 + 3/72 as a fraction

Add 56/3 and 3/72

1^st number: 18 2/3, 2^nd number: 3/72

56/3 + 3/72 is 449/24.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 3 × 24 = 72,
56/3 = 56 × 24/3 × 24 = 1344/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
3/72 = 3 × 1/72 × 1 = 3/72
Add the two like fractions:
1344/72 + 3/72 = 1344 + 3/72 = 1347/72
1347/72 simplified gives 449/24
So, 56/3 + 3/72 = 449/24
In mixed form: 1817/24

MathStep (Works offline)

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