# Answer

24 can be divided by : 1, 2, 3, 4, 6, 8, 12, 24

30 can be divided by : 1, 2, 3, 5, 6, 10, 15, 30

The GCF of 24 and 30 is: 6.

#### Greatest common factor explained | Factors and multiples | Pre-Algebra | Khan Academy

Here's a nice explanation of least common factor (or least common divisor) along with a few practice example exercises. Let's roll. Practice this lesson yourself ...