1. lesson 9.notebook September 06, 2012
Assignment:
1­­>Set 10(evens) ­ Due Monday (9/10)
2­­>Test #1 ­ Monday (9/10)
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2. lesson 9.notebook September 06, 2012
Lesson 9 Warm­Up:
1) What is 50% of 50?
2) A doorway that is 2 meters high is
how many centimeters high?
4 in
3) If 13 and 5 are the factors,
what is the product?
4) Find the perimeter and area: 6 in
3 in
5) How many yards are in a mile?
9 in
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3. lesson 9.notebook September 06, 2012
Lesson 9:
FYI...
prime numbers composite numbers
prime factorization­­> factor tree division by primes
48
48
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4. lesson 9.notebook September 06, 2012
Examples (Lesson 9)
A) Write the first 10 prime numbers.
B) Draw a factor tree for 36.
C) Find the prime factors of 60 by dividing by prime numbers.
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5. lesson 9.notebook September 06, 2012
Write the prime factorization of each number in d ­ i.
D) 100
E) 81
F) 250
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6. lesson 9.notebook September 06, 2012
G) 625
H) 490
I) 1000
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