Factors
What are factors?
Factors are the numbers being multiplied in a multiplication problem.
What is the definition of a prime number?
A prime number is a whole number greater than 1 that has EXACTLY two factors, itself and 1.
What is the definition of a composite number?
A composite number is a whole number greater than 1 that has MORE than two different factors.
What are multiples?
A multiple is the the result of multiplying a number by another number
OR counting on by a certain number.
Is the number 1 a prime or composite number?
The number 1 is NEITHER prime or composite.
What are the factors of 21?
The factors of 21 are...
1, 3, 7, 21
Which of the following numbers is PRIME?
What are its factors?
10 or 11
The number 11 is prime. 11's factors are 1 and 11.
Which of the following numbers is COMPOSITE?
What are its factors?
23 or 25
The number 25 is composite. It has the factors, 1,5, and 25.
What are the first five multiples of 7.
The first 5 multiples of 7 are 7, 14, 21, 28, and 35.
What is the name of the character who lives in a pineapple?
Spongebob
What are the factors of 24?
The factors of 24 are...
1, 2, 3, 4, 6, 8, 24
True or False.
All prime numbers are odd.
False- The number 2 is the only even prime number.
True or False.
Composite numbers can be odd or even.
True - Both odd and even numbers can be composite if they have more than 2 factors.
Which number is NOT a multiple of 4.
4 8 16 22 28
The number 22 is not a multiple of 4.
Who is the video game character commonly known for being a plumber that wears a green hat and overalls?
Luigi!
George lists the factors of 18 as 1,3,6,18.
What factor pair did George miss?
George missed the factor pair 2 x 9
Which set of numbers contains only prime numbers?
A - 3 , 5 , 11 , 15
B - 3 , 5 , 13 , 17
Set B contains only prime numbers. The number 15 is composite in set A.
Which set of numbers contains only composite numbers?
A - 4 , 8 , 9 , 51
B - 6 , 10 , 29 , 45
Set A contains only composite numbers. The number 29 is prime in set B.
True or False.
63 is a multiple of 9.
True. 9 x 7 = 63.
In the game Among Us, who is the person who tries to sabotage the missions?
The impostor
Liliana lists the factors of 51 as 3,17,51.
Is Liliana correct? Explain why or why not.
Liliana is incorrect.
ALL products have a factor of 1.
Name the prime numbers between 35 and 45.
The prime numbers between 35 and 45 are 37,41, and 43.
Name the composite numbers between 50 and 55.
The composite numbers between 50 and 55 are 50,51,52,54, and 55.
Name 2 different numbers that have 16 , 32, and 40 as multiples.
The numbers 2 , 4, and 8 would all have 16, 32, and 40 as multiples.
In Wicked, what is the name of the song that Glinda sings about being admired by everyone at school?
Popular