Factors
Multiples
Prime or Composite
Is It True & Guess Who
100
Name one factor pair of 24.
1,24
2,12
3,8
4,6
100
List any 5 multiples of 4.
4, 8, 12, 16, 20, 24, 32, 36, 40, 44, 48, 52...
100
Four fourth-grade students made the following claims in math class:
Tyler: “The number 0 is neither prime nor composite.”
Bonnie: “All odd numbers are prime.”
Caroline: “All even numbers are composite.”
Who is correct?
A) Tyler
B) Bonnie
C) Caroline
D) Tyler and Bonnie
A) Tyler
100
Which statement is true about the number 8?
A) 8 is a prime number.
B) 16 is a factor of 8.
C) 1 is a multiple of 8.
D) 8 is a composite number.
D) 8 is a composite number.
200
List all 6 factors of 12
1, 2, 3, 4, 6, 12
200
Which of the following are multiples of 8? There will be more than one answer.
16
2
4
24
16, 24
200
Norman plays football for his school. After his last game, he noticed the score for both teams were prime numbers. Which could be the score?
A) HOME: 12, VISITOR: 13
B) HOME: 21, VISITOR: 27
C) HOME: 7, VISITOR: 2
D) HOME: 9, VISITOR: 11
C) HOME: 7, VISITOR: 2
200
Which of the following statements are true about the number 12? Select all the true statements.
A) 12 is a factor of both 24 and 36.
B) 12 is an odd number.
C) 12 is a composite number.
D) If you multiply 12 by 3, you get a number greater than 40.
A and C
300
Find ALL of the factor pairs of 21.
1, 21
3, 7
300
Gigi made lunches for a picnic with her friends. She put 7 celery sticks in each lunch and had no leftover celery sticks. Which of the following shows how many celery sticks she might have started with?
A) 45
B) 32
C) 49
D) 16
C) 49
300
Shawna wants to make a rectangular garden with square plots in her backyard. If she uses 12 square plots, she can make 3 rectangular designs as shown below.
After looking at the designs, Shawna decides to use more than 12 plots to make her garden. Which number of plots would give her only one rectangular design for her garden?
A) 21
B) 13
C) 25
D) 24
B) 13
300
Nora and Adam are playing "Guess the Number." Nora gave Adam the following parameters:
- An odd number
- Between 1 and 20
- A composite number
- A multiple of 7 and 2
Adam guessed 14. Could he be correct?
Yes, because 14 fits all of those parameters.
400
Lola went to the grocery store to buy packs of mini-cupcakes for her class of 24 students. Mini-cupcakes packs are sold in containers with 6 in each. How many containers should Lola buy?
A) She should buy 7 containers because 7 is a factor of 28.
B) She should buy 7 containers because 7 is a multiple of 24.
C) She should buy 4 containers because 4 is a factor of 24.
D) She should buy 4 containers because 4 is a multiple of 24.
C) She should buy 4 containers because 4 is a factor of 24.
400
Ricardo wants to tile a spot on his living room floor. He has enough tiles to make only 2 rectangular designs. Which could be the number of tiles he has?
A) 36
B) 14
C) 12
D) 24
B) 14
400
What two numbers are neither prime nor composite?
1 and 0
400
Your teacher is thinking of a number. Below are the parameters of her number. Try to guess her number.
- Between 1 and 50
- An odd number
- A composite number
- A multiple of 3, 9, and 5
45