highest common factor is 6
42 21,2 7,3,2
A Factor tree looks like this: ... 42 ... / . \ ..2 ...21 ....... / . \ .......3 . 7 So the prime factors of 42 are 2 x 3 x 7
84 42 2 21 2 2 square root of 21 84 2 42 factor tree 6 7 2 3
The GCF of 24, 30, and 42 is 6.The GCF is 6.
The greatest common factor of 18, 30, and 42 is 2.
The greatest common factor is 6.
The common factors of 18, 30, and 42 are: 1, 2, 3, and 6The Greatest Common Factor (GCF) is: 6
highest common factor is 6
The factor tree finds the prime factorization. The prime factorization finds the LCM. Example: 30 and 42 Factor them. 30 15,2 5,3,2 42 21,2 7,3,2 2 x 3 x 5 = 30 2 x 3 x 7 = 42 Select the highest amount of each factor. 2 x 3 x 5 x 7 = 210, the LCM
42 21,2 7,3,2
42 21,2 7,3,2
18 and 42's highest common factor is six.
gcf(30, 42) = 6. 30 = 2 x 3 x 5 42 = 2 x 3 x 7 hcf = 2 x 3 = 6
42 21,2 7,3,2
42 21,2 7,3,2
42 21,2 7,3,2