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 ...
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