36

16

36

16

32

16

4

16

4

16

2

4

16

2

4÷2

16÷2

2

2

8

2

2÷2

8÷2

2

1

4

or

36

16

32

16

4

16

4

16

2

4

16

2

4

16

2

2 × 2

2 × 2 × 2 × 2

2

2

1

4

or

Common Divisors for 4 and 16 are: 2 and 2

Greatest Common Divisor = 2 × 2 = 4

2

36÷4

16÷4

2

1

4