1 and 3 because 3 has only two factors it is a prime number. Students use colored pencils to mark the multiples of 2 3 5 and 7.
The Resource Room Teacher Five For Friday On Friday Prime And Composite Prime And Composite Numbers Teaching Math
Write all the factors for the numbers below and circle whether they are prime or composite numbers the first one is done for you.
Prime and composite numbers worksheet answer key. Use the sieve of eratosthenes is a number table that you can use to find prime numbers. Name date prime and composite numbers classify each number as prime or composite. Prime numbers are the numbers that have only two factors.
Also amusing display charts which list the prime and composite numbers from 1 to 100 and extremely engaging activities like coloring cutting pasting and mazes are here for your children in grade 4 through grade 7. Sample click above to make a new math worksheet pdf. The numbers that are not marked are prime numbers.
Prime and composite numbers worksheet with answers to practice learn 6th grade math problems is available online for free in printable downloadable pdf image format. 1 2 3 and 6. Composite numbers are the numbers that have more than two factors.
Prime and composite numbers practice two. Prime and composite numbers worksheets have a variety pdf exercises to understand recognize prime and composite numbers. Answer key prime and composite factors are the numbers you multiply to get another number.
3 1 3 prime composite 7 1 7 prime composite 9 1 3 9 prime composite 16 1 2 4. Tap on print pdf or image button to print or download this grade 6 divisors and factors worksheets to practice writing if a number is prime or composite. Answer key also includes questions answer key only gives the answers.
What are the factors of 6. What are the factors of 3.
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