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0 is neither prime nor composite because it does not have a finite number of factors. 743 has to be the prime number, by deduction. 465 has 5 as a factor because any number whose final digit is 5 is divisible by 5. 822 has 2 as a factor because all even numbers can be
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Preview and Download !a. The prime number immediately before 100 is ____. b. ___ is the smallest 2 digit composite number. 4. Classify the following numbers into prime or composite. 63 59 18 47 Prime Numbers Composite Numbers 5. Which digit can come at the place of the given blank to make the given number prime? 82_ a. 1 b. 2 c. 4 d. 5 6.
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Preview and Download !(a) the smallest prime number (b) a prime number that is greater than 10 (c) an even prime number (d) the largest prime number (e) three numbers that are not prime Question 1: Explain why Evie is wrong. Question 2: Use divisibility tests to see if any of these numbers are prime. (a) 90 (b) 96 (c) 85 (d) 63 (e) 79 (f) 77
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Preview and Download !Printable Math Worksheets @ www.mathworksheets4kids.com Name : Identify: Prime & Composite A) Circle all the Prime numbers. B) Circle all the Composite numbers. 13 29 41 73 8 11 54 2 79 92 97 4 37 10 72 79 15 23 96 69 5 7 83 32 89 36 97 21 19 67 45 53 27 80 62 3 p p PREVIEW www.mathworksheets4kids.com Members, please. o his
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Preview and Download !Greater Depth Place numbers on a Venn diagram identifying prime and composite numbers up to 100. Identify prime factors in numbers and recognise the sum of prime factors. Questions 3, 6 and 9 (Reasoning) Developing Explain whether a statement about prime or composite numbers up to 100 is correct. Expected Explain whether a statement about prime ...
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Preview and Download !Super Teacher Worksheets - www.superteacherworksheets.com RB ANSWER KEY Prime and Composite Factors are the numbers you multiply to get another number. Prime numbers are the numbers that have only two factors. What are the factors of 3? 1 and 3 Because 3 has only two factors, it is a prime number.
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Preview and Download !Prime and Composite Numbers Practice Worksheet Answer Key Identify whether the number is prime, composite, or neither. 1. 6 c om pos i t e 2. 25 c om pos i t e 3. 1 n e i t he r 4. 64 c om pos i t e 5. 37 pri m e 6. 69 c om pos i t e 7. 100 c om pos i t e 8. 31 pri m e 9. 52 c om pos i t e 10. 11 pri m e 11. 29 pri m e
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Preview and Download !All integers are rational numbers. 33. All nonterminating decimals are irrational numbers. 34. Every terminating decimal is a rational number. Answer the following. 35. List the prime numbers less than 10. 36. List the prime numbers between 20 and 30. 37. List the composite numbers between 7 and 19. 38. List the composite numbers between 31 and ...
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Preview and Download !Write the prime-power factorization of each. 15) 48 16) 35 17) 46 18) 40 19) 100 20) 66 21) 75 22) 72 23) 65 24) 81 25) 80 26) 54 ... Create your own worksheets like this one with Infinite Pre-Algebra. Free trial available at KutaSoftware.com. Title: Factors and Factorization
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Preview and Download !a) The smallest prime number is ____. b) ___ is the prime number nearest to 90. 5) Express 300 as the sum of two prime numbers (either same or unique). 6) In a month of 30 days, which dates are prime numbers and which are composite numbers excluding 1? 7) List all the factors of 23 and conclude whether it is prime or composite.
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