1. The absolute value of a given number is the d _ _ _ _ _ _ e between the
given number and the reference point which is zero on a number line.
2. The _ b _ _ _ _ t _ value of a number m is denoted as |m|.
3. The notation |49| is read as the _ _ _o_ _ _ _ _ a _ _ _ of forty-nine.
4. If the absolute value of a given number is equal to the number itself, then
the given number is either _ _ _ i t _ _ _ or zero.
5. The absolute value of a number is never _ e _ _ _ _ v _.