Unit 2 Post-Test Study Guide What Do You Need To Know? Definitions: Prime Number Exponent Composite Number Prime Factorization Factor Multiple GCF LCM.

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Presentation transcript:

Unit 2 Post-Test Study Guide What Do You Need To Know? Definitions: Prime Number Exponent Composite Number Prime Factorization Factor Multiple GCF LCM

Unit 2 Post-Test Study Guide What Do You Need To Know? Divisibility Study Question Which of the following numbers is 921 divisible by? A. 2 B. 3 C. 4 D. 9

Unit 2 Post-Test Study Guide What Do You Need To Know? Prime / Composite Study Question Which of the following numbers is not prime? A. 3 B. 1 C. 19 D. 661

Unit 2 Post-Test Study Guide What Do You Need To Know? Prime Numbers Study Question Which of these is a prime number? A. 6 B. 19 C. 25 D. 51

Unit 2 Post-Test Study Guide What Do You Need To Know? List Factor Pairs Study Question If a room’s area is 64 square feet, what are ALL of the possible combinations of dimensions (length and width)?

Unit 2 Post-Test Study Guide What Do You Need To Know? List Factors Study Question List the factors of 14. ______, ______, ______, ______

Unit 2 Post-Test Study Guide What Do You Need To Know? List Multiples Study Question List the next four multiples of 8. 8, ______, ______, ______, ______

Unit 2 Post-Test Study Guide What Do You Need To Know? Multiples Study Question Which set contains only multiples of 8? A. {32, 48, 80,104} B. {36, 54, 81, 104} C. {36, 54, 84, 108} D. {36, 54, 81, 108}

Unit 2 Post-Test Study Guide What Do You Need To Know? Use Exponents Study Question Using exponents, write 2 x 2 x 3 x 3 x 3 x 3. Answer: ____________

Unit 2 Post-Test Study Guide What Do You Need To Know? Find Prime Factorization Study Question Find the prime factorization of 72. Answer: ______________

Unit 2 Post-Test Study Guide What Do You Need To Know? Find GCF Study Question There are 63 boys and 49 girls who want to participate in the tug-of-war at the Olympics. If each team must have the same number of girls and the same number of boys, what is the greatest number of teams that can play? Answer: ______________

Unit 2 Post-Test Study Guide What Do You Need To Know? Find LCM Study Question We are planning a Renaissance celebration. Hot dogs come in packages of 10. Buns come in packages of 12. How many packages of hot dogs and how many packages of buns could we buy so there are no leftovers? Number of hot dog packages: __________ Number of buns: ___________

Unit 2 Post-Test Study Guide What Do You Need To Know? Find LCM Study Question At a store opening, every 6th person received a free umbrella and every 10th person received a free poncho. Which number customer will receive both an umbrella and a poncho?

Unit 2 Post-Test Study Guide What Do You Need To Know? Find GCF Study Question The greatest common factor of 40 and ___________ is 8? A. 28 B. 36 C. 18 D. 24

Unit 2 Post-Test Study Guide What Do You Need To Know? Find GCF Study Question Coach Boone collects baseball cards. He has 16 Atlanta Braves cards and 24 Gwinnett Braves cards? He wants to divide the cards evenly into his wallet albums. What is the greatest number of wallet albums that he could have used?