5 Minute Check Find the prime factorization for each number. 1.128 2.92 3.242 4.256
5 Minute Check Find the prime factorization for each number. 1.128 2.92 3.242 4.256.
Jan 12, 2016
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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.
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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
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