Total numbers of elementary events are: 6 x6 = 36

Let E be the event of getting the same number on both the dice

Favourable events are: (1, 1), (2, 2), (3, 3), (4, 4), (5, 5), (6, 6)

Numbers of favourable outcomes are: 6

P (E) = 6/36 = 1/6