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THE SIEVE OF ERATOSTHENES: Prime and Composite Numbers

THE SIEVE OF ERATOSTHENES: Prime and Composite Numbers

THE SIEVE OF ERATOSTHENES: Prime and Composite Numbers. by Jan Harrison http://ellerbruch.nmu.edu/classes/CS255W04/cs255students/jharriso/P12/P12.html. Eratosthenes.

By hedva
(1507 views)

Do Now 3/10/10

Do Now 3/10/10

Do Now 3/10/10. Take out HW from Friday & last night. Text p. 309, #7-11 all, 17 & 18 Practice worksheets 6.6 & 6.7 Copy HW in your planner. Text p. 315 #7-16 all Quiz sections 6.6-6.8 Friday

By felix
(8 views)

Maureen Curran and Mary Lou Aalbers Hazelwood School District

Maureen Curran and Mary Lou Aalbers Hazelwood School District

MATH . Number Sense. ACTIVITY #1. Maureen Curran and Mary Lou Aalbers Hazelwood School District. NUMBER SENSE. These lessons will be addressing the following state standards: Develop, analyze, and explain procedures for computation and techniques for estimation. (MO 2.3, 3.3)

By myrrh
(112 views)

Prime Factorization (Factor Trees)

Prime Factorization (Factor Trees)

Prime Factorization (Factor Trees). Prime Factorization. Any composite number can be written as a product of prime numbers This is done by a process called prime factorization (factor trees). Prime Factorization. Step 1: Find two factors of the given number (except1)

By mitch
(612 views)

2-6

2-6

2-6. Prime Factorization. Course 2. Warm Up. Problem of the Day. Lesson Presentation. 2-6. Prime Factorization. Course 2. Warm Up Write each number as a product of two whole numbers in as many ways as possible. 1. 6 2. 16 3. 17 4. 36. 1 · 6, 2 · 3. 1 · 16, 2 · 8, 4 · 4. 1 · 17.

By ramona
(123 views)

Prime Art

Prime Art

Prime Art. What is the difference between a prime number and a composite number?. What is on your card??. Let’s put the numbers where they go?. Now that the class work is done – let’s be creative !!!. I know what you’re thinking WHAT!!!!.

By albert
(154 views)

7.1 Factors and Greatest Common Factors (GCF)

7.1 Factors and Greatest Common Factors (GCF)

7.1 Factors and Greatest Common Factors (GCF). CORD Math Mrs. Spitz Fall 2006. Objectives. Find the prime factorization of an integer, and Find the greatest common factor (GCF) for a set of monomials. Assignment. pp. 258-259 #17-22, 29-32, 37-63 (every 3 rd problem) and 71.

By aleda
(510 views)

Factors, Prime Numbers & Composite Numbers

Factors, Prime Numbers & Composite Numbers

Factors, Prime Numbers & Composite Numbers. by Carol Edelstein. Definition. Product – An answer to a multiplication problem. 7 x 8 = 56. Product. Definition. Factor – a number that is multiplied by another to give a product. 7 x 8 = 56. Factors. Definition.

By mei
(6 views)

4.2 Prime and Composite Numbers

4.2 Prime and Composite Numbers

4.2 Prime and Composite Numbers. Remember to Silence Your Cell Phone and Put It In Your Bag!. Definition of Prime and Composite Numbers. A natural number that has exactly two distinct (positive) factors is called a prime number or prime .

By mateja
(246 views)

Modular e’th roots

Modular e’th roots

Online Cryptography Course Dan Boneh. Intro. Number T heory. Modular e’th roots. Modular e’th roots. We know how to solve modular linear equations: a⋅x + b = 0 in Z N Solution : x = −b⋅a -1 in Z N What about higher degree polynomials?

By israel
(207 views)

Lecture 5

Lecture 5

Lecture 5. Material in the textbook on pages 50-53 (1.2.6) 56-66 (1.3.1, 1.3.2) Of second edition. Primality Testing - II. (define (prime? n) (= n (find-smallest-divisor n 2))). n is a prime iff its only divisors are 1 and n Iff it has no divisors between 2 and (sqrt n).

By cynara
(128 views)

PRIME FACTORIZATION

PRIME FACTORIZATION

PRIME FACTORIZATION. PRIME FACTORIZATION. Every composite number can be expressed as a product of prime numbers. This is called the prime factorization of a number. PRIME FACTORIZATION. To find the prime factorization of a number, you can use a factor tree. FACTOR TREES. 36. ^. 6 x 6.

By zonta
(368 views)

Factoring using GCF

Factoring using GCF

Factoring using GCF. Algebra I. Definitions. Prime number – is a whole number whose only factors are itself and one (a number can’t be factored any more) Composite number – is an integer that can be factored

By isla
(236 views)

4-2 6 th grade math

4-2 6 th grade math

4-2 6 th grade math. Prime Factorization. Objective. To use divisibility rules to check for divisibility and write the prime factorization of numbers in exponential form. Why? To help you with prime factoring, simplifying fractions, division. California State Standards .

By alika
(122 views)

Bell Ringers

Bell Ringers

Bell Ringers. BELL RINGER 9/13/10 Ratio of the Day (day 5) A. Day ____ out of 100 B. ___:___ C. /100  D. /100 = ._____ ______ = ____ ____ % E. Odd or even F. Prime or composite 1. List the common multiples for 6 and 8

By cortez
(185 views)

Grade 7 Midyear Exam

Grade 7 Midyear Exam

Grade 7 Midyear Exam. Memory Aid 2014. Prime and Composite Numbers. Prime number has only 2 divisors: E.g. 17 has 1 and 17. Composite number has more than 2 divisors: E.g. 24 has 1,2,3,4,6,8,12,24

By archer
(135 views)

September 4, 2013

September 4, 2013

Get a white/pink piece of Warm-Up paper from the shelf that is under the pencil sharpener. Copy down the DATE and the THREE QUESTIONS. Then work out the three questions. September 4, 2013. 1. Simplify: 2 . 3. How many eggs can you put in an empty basket?. September 5, 2013.

By sirius
(184 views)

Jeopardy

Jeopardy

Jeopardy. Prime or Composite. All things SQUARE . Remember ?. Divisibility. ARRAYS. Q $100. Q $100. Q $100. Q $100. Q $100. Q $200. Q $200. Q $200. Q $200. Q $200. Q $300. Q $300. Q $300. Q $300. Q $300. Q $400. Q $400. Q $400. Q $400. Q $400. Q $500. Q $500. Q $500.

By javier
(106 views)

Prime Time 1.2: Playing to Win the Factor Game

Prime Time 1.2: Playing to Win the Factor Game

Prime Time 1.2: Playing to Win the Factor Game. 1.2 Playing to Win the Factor Game. Goals: Classify numbers as prime or composite Recognize that some numbers are rich in factors, while others have few factors Review multiplication facts. 1.2 Playing to Win the Factor Game. Define:

By tayte
(156 views)

9-1 Factors & GCF

9-1 Factors & GCF

9-1 Factors & GCF. Prime Number. A number whose only factors are 1 and itself. For example: 2 (only factors are 1 * 2) 3 (only factors are 1 * 3). Composite Number. A number that has more than 2 factors. For example: 6 ( 1 * 6 and 2 * 3 ) 12 ( 1 * 12 , 3 * 4 , and 2 * 6 ).

By nishan
(62 views)

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