This little web site shows you how to simplify fractions.

Here's a random fraction:

306

30

300

30

6

30

6

30

10

6

30

10

6÷2

30÷2

10

3

15

10

3÷3

15÷3

10

1

5

or

306

30

300

30

6

30

6

30

10

6

30

10

6

30

10

2 × 3

2 × 3 × 5

10

10

1

5

or

Common Divisors for 6 and 30 are: 2 and 3

Greatest Common Divisor = 2 × 3 = 6

10

306÷6

30÷6

10

1

5