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Common factors of 18 and 30 are: 1, 2, 3, and 6.

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12y ago

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What are all the factors of 30 which are also the factors of 20?

To find the common factors of 30 and 20, we first list the factors of each number. The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30. The factors of 20 are 1, 2, 4, 5, 10, and 20. The factors that are common to both numbers are 1, 2, 5, and 10.


How can you find a common factor?

List them. Example: 30 and 42 1,2,3,5,6,10,15,30 1,2,3,6,7,14,21,42 Select the common factors.1,2,3 and 6


What are common factors of 30 and 40?

The common factors of 30 and 40 are 1, 2, 5, 10


What are the common factors of 30 21?

The common factors of 30 and 21 are 1 and 3.


What are the common factors of 30 and 63?

The common factors of 30 and 63 are 1 and 3.


What are the common factors of 30 and 32?

The common factors of 30 and 32 are: 1 and 2


What are the common factors of 30 and 74?

The common factors of 30 and 74 are: 1 and 2.


What lists factors is it called common factors or composite number or multiple?

When you are finding common factors, one method is to list the factors.


What are the common factors of 30 and 25?

The common factors of 25 and 30 are 1 and 5.


How you can find the common factors and the greatest common factor of two numbers?

List them. The factors of 30 are: 1, 2, 3, 5, 6, 10, 15, 30 The factors of 42 are: 1, 2, 3, 6, 7, 14, 21, 42 The common factors are: 1, 2, 3, 6 The Greatest Common Factor: GCF = 6


What are the common factors of 23 and 30?

23 and 30 share no common factors aside from 1.


What are the greatest common factors of 30 and16?

Common factors of 30 and 16 are: 1 and 2.