Lesson 4 Grade 6 Name: ____________________________________ Period: _____ Date: ____________ Prime Number Organizer Complete the organizer by writing a definition of a prime number in your own words. Then place each number as an example or a nonexample of a prime number. 1, 2, 3, 5, 8, 9, 11, 15, 21, 23, 27, 30 Definition Prime Number Examples © Region 4 Education Service Center All Rights Reserved Nonexamples Closing the Distance: A Flexible Tutorial for TAKS™ 73 Lesson 4 Grade 6 Name: ____________________________________ Period: _____ Date: ____________ Scavenger Hunt Recording Sheet Work Solution A B C D E F G H Closing the Distance: A Flexible Tutorial for TAKS™ 74 © Region 4 Education Service Center All Rights Reserved Lesson 4 Grade 6 Name: ____________________________________ Period: _____ Date: ____________ Teacher Time You are a math teacher who has assigned the following problem to your students. The work of 3 students is shown below. Determine if each student answered the problem correctly. If a student answered the problem incorrectly, write the student a note explaining what he or she did wrong. Name Bradley Name Samantha Find the prime factorization of 80. Find the prime factorization of 80. 2 80 2 40 2 20 210 5 80 10 5 8 4 2 4 2 2 2 2 25 ×5 24 × 5 Name Clarence Find the prime factorization of 80. 10 80 28 24 2 23 × 10 © Region 4 Education Service Center All Rights Reserved Closing the Distance: A Flexible Tutorial for TAKS™ 75 Lesson 4 Grade 6 Name: ____________________________________ Period: _____ Date: ____________ Evaluate: Prime Factorization 1 Find the value of 24 × 3 . 3 Record your answer and fill in the bubbles. Be sure to use the correct place value. Find the prime factorization of 120. A 32 × 3 × 5 B 23 × 3 × 5 C 2 × 3× 4 × 5 D 2 2 × 3 × 52 2 4 Find the prime factorization of 32. Find the value of 2 × 52 . A 25 A 20 B 22 × 32 B 25 C 2 × 42 C 50 D 104 D 26 Closing the Distance: A Flexible Tutorial for TAKS™ 76 © Region 4 Education Service Center All Rights Reserved