76

40

76

40

40

40

36

40

36

40

1

36

40

1

36÷2

40÷2

1

18

20

1

18÷2

20÷2

1

9

10

or

76

40

40

40

36

40

36

40

1

36

40

1

36

40

1

2 × 2 × 3 × 3

2 × 2 × 2 × 5

1

1

9

10

or

Common Divisors for 36 and 40 are: 2 and 2

Greatest Common Divisor = 2 × 2 = 4

1

76÷4

40÷4

1

9

10