Answer:
Explanation:
The decimal 0.456456456 is an example of a repeating decimal.
In a repeating decimal, a pattern of digits repeats indefinitely after a certain point. In this case, the digits "456" repeat infinitely.
To indicate that the decimal repeats, we use a horizontal bar, called a vinculum, placed over the repeating pattern.
So, we can represent the decimal 0.456456456 as 0. 456.
The repeating part is often denoted by writing a dot or a vinculum over the repeating pattern. In this case, the dot is used to indicate that the digits "456" repeat.