66

48

66

48

48

48

18

48

18

48

1

18

48

1

18÷2

48÷2

1

9

24

1

9÷3

24÷3

1

3

8

or

66

48

48

48

18

48

18

48

1

18

48

1

18

48

1

2 × 3 × 3

2 × 2 × 2 × 2 × 3

1

1

3

8

or

Common Divisors for 18 and 48 are: 2 and 3

Greatest Common Divisor = 2 × 3 = 6

1

66÷6

48÷6

1

3

8