The simplest form for eighteen over forty five is 2/5
six hundred and eighteen thousandths in standard form
4.618 is four and six hundred eighteen thousandths in standard form.
6
3/5
Expressed as a ratio in its simplest form, by dividing the antecedent and consequent by 18, 18:36 is equal to 1:2.
3/5
9/25
6/7
3/7
9/50
2/18 = 1/9