5 minute check find the prime factorization for each number. 1.128 2.92 3.242 4.256

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5 Minute Check Find the prime factorization for each number. 1.128 2.92 3.242 4.256

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5 Minute CheckFind the prime factorization for each number.

1. 1282. 923. 2424. 256

Friday, August 30

Review

Review

76Is this number divisible by 2,3,4,5,6,9,10?

Review

76Is this number divisible by 2,3,4,5,6,9,10?

76 is divisible by 2 and 4.

Review

453Is this number divisible by 2,3,4,5,6,9,10?

Review

453Is this number divisible by 2,3,4,5,6,9,10?

453 is divisible by 3.

Review

64800Is this number divisible by 2,3,4,5,6,9,10?

Review

64800Is this number divisible by 2,3,4,5,6,9,10?

453 is divisible by 2, 3, 4, 5, 6, 9 and 10.

ReviewIf a number only has two factors, one and itself,

it is called what?

ReviewIf a number only has two factors, one and itself,

it is called what?

A prime number

ReviewIf a number has more than two factors it is

called what?

ReviewIf a number has more than two factors it is

called what?

A composite number

ReviewIs 34 a prime or composite number?

ReviewIs 34 a prime or composite number?

Composite number.

Remember - all even numbers, except for 2, are composite.

ReviewIs 51 a prime or composite number?

ReviewIs 51 a prime or composite number?

Composite number.

5 + 1 = 6It is divisible by 3

ReviewIs 65 a prime or composite number?

ReviewIs 65 a prime or composite number?

Composite number.

Since the last digit is a 5, it is divisible by 5.

ReviewIs 53 a prime or composite number?

ReviewIs 53 a prime or composite number?

Prime number.

ReviewIs 88 a prime or composite number?

ReviewIs 88 a prime or composite number?

Composite Number

ReviewList all factors for 26.

ReviewList all factors for 26.

26: 1, 2, 13, 26

ReviewList all factors for 25.

ReviewList all factors for 25.

25: 1, 5, 25

ReviewList all factors for 32.

ReviewList all factors for 32.

32: 1, 2, 4, 8, 16, 32

ReviewCreate a factor tree for 26.

ReviewCreate a factor tree for 26.

26 / \ 2 X 13

ReviewCreate a factor tree for 25.

ReviewCreate a factor tree for 25.

25 / \ 5 X 5

ReviewCreate a factor tree for 24.

ReviewCreate a factor tree for 24.

24 / \ 2 X 12 I / \

2 X 2 X 6 I I / \ 2 X 2 X 2 X 3

ReviewCreate a factor tree for 66.

ReviewCreate a factor tree for 66.

66 / \ 2 X 33 I / \

2 X 3 X 11

ReviewCreate a factor tree for 42.

ReviewCreate a factor tree for 42.

42 / \ 2 X 21 I / \

2 X 3 X 7