rounding 5 cent

[kurayama]

did we got funtion rounding

1 ->2 rounding to 0
3 ->4 rounding to 5
6 ->7 rounding to 5
8 ->9 rounding to 10

example if RM 1.74 rounding to RM 1.75 or RM 1.78 rounding to RM 1.80

can some tell how to do like this.

[coolshop]

did we got funtion rounding

1 ->2 rounding to 0
3 ->4 rounding to 5
6 ->7 rounding to 5
8 ->9 rounding to 10

example if RM 1.74 rounding to RM 1.75 or RM 1.78 rounding to RM 1.80

can some tell how to do like this.

I'm Switzerland and we need also to have rounding to 5

For example CHF 18.72 rounding to CHF 18.70 or CHF 18.77 rounding to CHF 18.80.

Can anybody help?

Thank you inadvance