Factors, GCF, LCM, and Prime Factorizaion

Fill in the factor tree using the drawing tool. What is the GCF for 30 an 15 5 3 15 30 What is the GCF for 15 and 12 1 60 3 4 Fill in the factor tree using the draw tool. Least Common Multiple Match the multiple to the correct pair of numbers. 4 and 18 36 15 adn 10 30 3 and 4 12 3 and 7 21 Match the Factors with the number match all the factors, there is not 1 and the original number as answer (since that would be too easy :) ) 36 2,3,4,9,12,18 12 2,3,4,6 40 2,4,5,8,10,20 27 3,9 Greatest Common Factor is the best way to........ Find common denominator reduce fractions multiply fractions Least Common Multiple is the best way to........... find common denominator reduce fractions divide fractions To mark a word click its first letter then click its last. FACTORTREE COMPOSITE MULTIPLE FACTORS PRIME