Prime factorization worksheets
[DOC File]The least Common Multiple (LCM) - Neshaminy School District
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Find the least common multiple of . a) 12 and 16. b) 39 and 52 c) 24 and 96. Another method. of finding the least common multiple is to first write each number as a product its prime numbers. Then multiply together all the prime factors, using the common factors only once and taking only the highest exponent of each prime factor.
[DOC File]Name_______________________________ Period _________ Date
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Find the prime factorization of each number by making a factor tree. 1. 100 2. 325 3. 99 4. 252. 5. 385 6. 98 7. 80 8. 264. Find the GCF (greatest common factor) for the following numbers. 9. 100 and 50 10. 130 and 45 11. 25 and 120. 12. 98 and 264 13. 100 and 325 14. 252 and 80. Bonus: What is a prime number? Give an example. Name_____ ANSWER KEY
[DOC File]Prime Factorization Homework Sheet
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If the given number is a prime, write the given number in the blank provided. 78 144. 560 96. III. Use repeated division (the ladder method) to determine the prime factorization in exponential form starting with the smallest prime factor . and ending with the largest prime factor. Write your final answer in …
[DOC File]Factoring the Greatest Common Factor Worksheet
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Factor the greatest common factor: . Note that the GCF of the coefficients (28, -36, and -17) is 1. Also, note that the terms do not all share any common variables. Obviously, it makes little sense to write . When one is only factoring out the greatest common factor, and the GCF is 1, he/she should write that the expression is . PRIME.
[DOC File]Name________________________________ Period______ Date
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Name_____ Period_____ Date_____ Factorization. Find the prime factorization for each of these numbers by making a factor tree. Check your answers with a calculator. 1. 72 2. 80 3. 250 4. 400. 5. 640 6. 100 7. 1, 225 8. 390. 9. 405 10. 360 11. ...
[DOC File]pre algebra summary sheets - Montgomery College
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Prime Factorization A composite number written as a product of prime numbers Factor Tree A method for determining prime factorization of a number 18. 3 6. 2 3 Lowest Terms. Numerator and denominator have no common factors other than 1. Reduce fractions by cancelling common factors. If the numerator and/or denominator has addition or subtraction ...
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