Divide by two and three until you get to five.
(30,1)(15,2)(10,3)(6,5)
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∙ 2012-05-26 05:22:37You find a factor pair take the number that you want to find the factor pair of and divide it by a number. If the answer come out evenly then that's your factor pair EX. Factor pairs of 150 1 and 150 2 and 75 3 and 50 5 and 30 6 and 25 10 and 15
Divide 30 by 1, 2, 3 and 5.
The positive integer factor pairs of 30 are (1, 30) , (2, 15), (3, 10), and (5, 6).
1&30 2&15 3&10 5&6
The factor pairs of 150 are 1*150, 2*75, 3*50, 5*30, 6*25, and 10*15
30 has four factor pairs:30,115,210,36,5
(30,1)(15,2)(10,3)(6,5)
30,115,210,36,5
You find a factor pair take the number that you want to find the factor pair of and divide it by a number. If the answer come out evenly then that's your factor pair EX. Factor pairs of 150 1 and 150 2 and 75 3 and 50 5 and 30 6 and 25 10 and 15
List the factors. 1,2,3,5,6,10,15,30 Pair them up. (30,1)(15,2)(10,3)(6,5)
30 and -1
The GCF if 30 and 48 is 6.
(30,1)(15,2)(10,3)(6,5)
(15,2)(10,3)
24
(30,1)(15,2)(10,3)(6,5)
14 and 21, and 21 and 28 are the number pairs between 15 and 30 that have 7 as their greatest common factor.