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Take the number 9 and figure out what whole numbers you could multiply together to get that answer. Exclude the numbers and 9. Now take the number 12 and figure out what whole numbers you could multiply to get it. Exclude 1 and 12.
When you're all done, look at them to see what number they have in common. That will be your common factor!
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What is the least common factor of 4 9 12?
The least common factor of any two or more positive integers is always one (1).
What is the definition of common factor?
All numbers have factors. Some numbers have some of the same factors as other numbers. These are known as common factors. 3 is a common factor of 9 and 12.
What is the lcf of 12 10 and 9?
The least common factor of any set of integers is 1.
Is 9 over 12 equivalent to 15 over 20?
Factor out common factors. 9/12 factor out a 3 3*3/3*4 3 as a factor top and bottom, at least once, can be canceled = 3/4 ===================
What is the common factor of 63 and 9?
Since 9 is a factor of 63, all of its factors are common.
