Watch the video lesson. Then complete the assignment.
Watch the video lesson. Then complete the assignment.
A prime number is a number with exactly ____ factors.
A composite number is a number with more than ____ factors.
Factors are numbers that are ______________ together.
added, subtracted, multiplied, divided
Tell whether the number is prime or composite.
19
Spelling matters.
Tell whether the number is prime or composite.
81
Spelling matters.
Tell whether the number is prime or composite.
52
Spelling matters.
Tell whether the number is prime or composite.
23
Spelling matters.
Tell whether the number is prime or composite.
33
Spelling matters.
Tell whether the number is prime or composite.
51
Spelling matters.
Make a factor chart for the number 24. Then select all the factors of 24.
Use question 7 to determine if 24 is prime or composite.
The number 24 is a ______________ number.
Spelling matters.
What is the smallest composite number?
What is the smallest prime number that is odd?
What is the only even prime number?
Select all the composite numbers from the list below. Use your divisibility rules.
7, 21, 37, 44, 51, 63, 81, 82
How many factors does the number 8 have?