Pre-Algebra Lesson 4-4

# Pre-Algebra Lesson 4-4 - 4-4 Prime Factorization Objective...

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Unformatted text preview: 4-4 Prime Factorization Objective: Identify prime and composite numbers and write the prime factorizations of composite numbers. 5-Minute Check In the N.I.T. basketball tournament, 32 teams are invited to participate in a single-elimination format. How many games will be played before a winner is determined? 5-Minute Check In the N.I.T. basketball tournament, 32 teams are invited to participate in a single-elimination format. How many games will be played before a winner is determined? 31 games 4-4 Prime Factorization Sieve of Erathosthenes Remove all composite even numbers. Remove all composite numbers divisible by 3, 5, or 7. The numbers left are Prime. 123456789 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 Remember: 1 is neither prime nor composite. 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 ...
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## This note was uploaded on 12/01/2011 for the course MATH 110 taught by Professor Staff during the Fall '08 term at BYU.

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Pre-Algebra Lesson 4-4 - 4-4 Prime Factorization Objective...

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