Vocabulary
I am number that only has one pair of factors: 1 and myself!
Prime Number
list the factors of the number 6
1,2,3,6
Is the following prime or composite: 23
Would I be able to make more arrays from the number 45 or 47? Why?
45 is a composite number and 47 is prime.
two numbers that are multiplied together to give a product
usually written as: ____ and ___ OR (__,__)
factor pair
list the factor pairs of 9
(1,9)(3,3)
list composite numbers between 1-10
4, 6, 8, and 9.
I have 100 buttons. What are all they ways I can put them into rows and columns?
1 row of 100
2 rows of 50
4 rows of 25
5 rows of 20
10 rows of 10
A number that has more than one pair of factors
Composite Number
List the factors of 1
1
list the prime numbers between 1-10
1, 2, 3, 5, and 7
what do these numbers all have in common:
8, 16, 24, 32, 40
They are multiples of 8
They have 8 as a factor
Two numbers that are multiplied together to get a product
Factor Pair
List the factor pairs of 12
(1,12) (2,6) (3,4)
Is the following prime or composite or neither: 1
neither
What are two other ways the rocks can be arranged?
1 row of 24
OR
4 rows of 6
Tell me the difference between prime and composite numbers.
Prime has one pair of factors (1 and me), and composite has more than 1 pair of factors.
list the factors of 36
1, 2, 3, 4, 6, 9, 12, 18, 36
Is the following prime or composite: 2
prime
I want to buy a bouquet of flowers. A bouquet holds either 7, 14, or 21 flowers. I want to buy exactly 42 flowers, but only plan to buy one size of bouquet. What are two ways I can buy exactly 42 flowers?
21x2 OR 14x3 or 7x6
-6 bouquets of 7 flowers
-3 bouquets of 14 flowers
-2 bouquets of 21 flowers