PRIME TIME JEOPARDYPrime

FactorizationGCF/LCM Factors

and Multiples

Prime and Composite Numbers

???

100 100 100 100 100200 200 200 200 200300 300 300 300 300400 400 400 400 400500 500 500 500 500600 600 600 600 600700 700 700 700 700

Prime and Composite for 600

Tell the mystery number. Clues: The number is prime. The number is

less than 19. The sum of the digits of the number is greater than 7.

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Prime and Composite for 700

List all the prime numbers less than 20.

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Prime and Composite for 500

• Tell whether each number is prime or composite.

• 86 95 31 51

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Prime and Composite for 400

Tell whether the number is prime or composite.

4564052

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Prime or Composite for 300

• What is the definition of a prime number?

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Prime and Composite for 200

What is the definition of a composite number?

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Prime and Composite for 100

True or False.1 is prime.All odd numbers are prime.Only even numbers are composite.

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Prime Factorization for 700

Write the prime factorization using exponents.

200

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Prime Factorization for 600

Write the prime factorization using exponents.

140

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Prime Factorization for 500

Write the prime factorization using exponents.

85

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Prime Factorization for 300

Write the prime factorization using exponents.

360

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Prime Factorization for 200

Write the prime factorization using exponents.

60

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Prime Factorization for 400

Write the prime factorization using exponents.

155

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Prime Factorization for 100

Write the prime factorization using exponents.

80

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GCF/LCM for 100

Find the LCM for the following numbers

• 9 and 15

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GCF/LCM for 200

Find the GCF for the following numbers

32 24 and 40

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GCF/LCM for 300

• Boxes that are 12 inches tall are being stacked next to boxes that are 14 inches tall. What is the shortest height at which the two stacks will be the same height?

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GCF/LCM for 400

Ming has 15 quarters, 30 dimes and 48 nickels.  He wants to group his money so that each group has the same number of each coin.  What is the greatest number of groups he can make?

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GCF/LCM for 500

• a. What is the greatest common factor of 30 and 42?

• b. Give a different common factor of 30 and 42.

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GCF/LCM for 600• Jack plays on a basketball team after school

(or on the weekend) every third day of the month. He babysits his younger brother after school every seventh day of the month. How many times during a 30-day month, if any, will Jack have a conflict between basketball and babysitting?

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GCF/LCM for 700

• Neena has 54 smiley-face stickers, 36 glittery stickers, and 81 heart stickers. She wants to divide the stickers evenly among her friends. Find the greatest number that Neena can use to divide the stickers evenly.

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Factors and Multiples for 100

• List all the factors of 30.• List all the divisors of 30.

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Factors and Multiples for 200

List the first five mutliples of 9.

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Factors and Multiples for 300

Which of the following numbers has the most factors: 6, 17, 25, 31 or 40?

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Factors and Multiples for 400

Which number is a common multiple of 7 and 4: 11, 24, 48, or 56?

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Factors and Multiples for 500Find the missing number and the 3 factors

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9 12 1618 ? 36

Factors and Multiples for 600

Create a Venn Diagram with the first five multiples of 15 and 12. What number(s) are in the intersection?

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Factors and Multiples for 700Which list shows the prime common factors of

18 and 45?A. 1,2,3,5,6,9,15B. 3,9C. 1,3,9D. 3

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???? for 700

• List the first 7 square numbers.

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???? for 600

• Why is 1 not prime or composite?

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???? for 500

Which of the following numbers are not square numbers:

1, 9, 16, 25, 36, 55, 100, 144, 169• Back

???? for 400

List the first 10 composite numbers.

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???? for 300

Name all the factor pairs of 12.

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???? for 200

List all the factors and the first three multiples for 20.

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???? for 100

What is the divisibility rule for 3?

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