prime factorization how can a number be broken down into smaller parts?

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Prime Factorization How can a number be broken down into smaller parts?

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Page 1: Prime Factorization How can a number be broken down into smaller parts?

Prime Factorization

How can a number be broken down into smaller parts?

Page 2: Prime Factorization How can a number be broken down into smaller parts?

Start thinking

Page 3: Prime Factorization How can a number be broken down into smaller parts?

Factor Pairs

• You just worked with factor pairs.• 2 and 15 are factor pairs of 30.

• Example

Page 4: Prime Factorization How can a number be broken down into smaller parts?
Page 5: Prime Factorization How can a number be broken down into smaller parts?

Factor Pair Example

Page 6: Prime Factorization How can a number be broken down into smaller parts?

Prime VS. Composite

Page 7: Prime Factorization How can a number be broken down into smaller parts?

Prime Vs. Composite

• Prime Number = has only two factors, one and itself

• Composite Number = has more than two factors

• One = neither prime nor composite.

Page 8: Prime Factorization How can a number be broken down into smaller parts?

Use a Factor Tree or Stack Method to complete prime factorization

• Hint: Always start with the lowest prime number 2 when factoring. If 2 doesn’t divide in, then try 3.

• Write the prime factorization of 48.

Page 9: Prime Factorization How can a number be broken down into smaller parts?

Write the prime factorization of 45.

Page 10: Prime Factorization How can a number be broken down into smaller parts?

Mini-Assessment

Page 11: Prime Factorization How can a number be broken down into smaller parts?
Page 12: Prime Factorization How can a number be broken down into smaller parts?

Summary

• How can a number be broken down into smaller parts?