Factors
What are all the factors of 12?
1, 2, 3, 4, 6, 12
List the first 5 multiples of 3.
3, 6, 9, 12, 15
Numbers that can be multiplied together to get the original number.
factor
A baker made 8 trays of cupcakes. Each tray has 12 cupcakes. How many cupcakes did the baker make?
96 cupcakes
This number is prime: A. 10 B. 13 C. 15 D. 21
B. 13
What are all the factor pairs of 20?
(1, 20), (2, 10), (4, 5)
List the multiples of 6 up to 36.
6, 12, 18, 24, 30, 36
The product of a number multiplied by another number. Or the result of counting by a certain number.
multiple
A zoo has 9 penguins in each pen and 7 pens total. How many penguins are there?
63 penguins
This number is composite: A. 11 B. 17 C. 9 D. 19
C. 9
What are the factors of 36?
1, 2, 3, 4, 6, 9, 12, 18, 36
First 5 multiples of 8.
8, 16, 24, 32, 40
A number whose only factors are one and itself.
prime number
Tyler has 36 pencils. He gives 4 pencils to each friend. How many friends get pencils?
9 friends
This number is prime: A. 16 B. 18 C. 19 D. 20
C. 19
What are the factor pairs of 24?
(1, 24), (2, 12), (3, 8), (4, 6)
What are the multiples of 9 up to 54?
9, 18, 27, 36, 45, 54
A number who is a whole number greater than 1 with more than two factors.
composite number
A library has 6 shelves with 25 books each. How many books are in the library?
150 books
This number is composite: A. 3 B. 5 C. 6 D. 7
C. 6
Jenna is decorating a rectangular bulletin board using 36 push pins. She wants to arrange them in equal rows and columns with no pins left over. What are all the possible rectangular arrangements she can make?
1×36, 2×18, 3×12, 4×9, and 6×6
Liam skips counts by 7s. What are the first 6 numbers he says?
7, 14, 21, 28, 35, 42
Two numbers that when multiplied together give a certain product.
factor pairs
A bag holds 5 oranges. How many oranges are in 9 bags?
45 oranges
The only number that is neither prime nor composite.
1