64

52

64

52

52

52

12

52

12

52

1

12

52

1

12÷2

52÷2

1

6

26

1

6÷2

26÷2

1

3

13

or

64

52

52

52

12

52

12

52

1

12

52

1

12

52

1

2 × 2 × 3

2 × 2 × 13

1

1

3

13

or

Common Divisors for 12 and 52 are: 2 and 2

Greatest Common Divisor = 2 × 2 = 4

1

64÷4

52÷4

1

3

13