-450
The negative integer of a debt of 20 would be -20.
It is equivalent to k/(450*k) where k is any non-zero integer.
21*21=441 (Less than 450) the next integer 22*22=484 (More than 450)
0
450 is an integer and not a fraction. However, it can be expressed in rational form as 450/1. And that is its simplest form.
45
450 is an integer, not a fraction nor a mixed number.
Both. Your score is irrelevant if you have tons of debt and can't afford the mortgage payments, and your debt is irrelevant if you have a 450 FICO score.
They are members of the infinite set of numbers of the form 30*k where k is an integer.
It depends on whether you are rounding to the nearest integer, nearest 10, nearest 50 etc.
700, 105, 2200, 5, 450, 1241
An integer. Not a prime. Whether or not it is big depends on the context. It is enormous in the context of national debt but tiny in terms of the number of molecules in a pinch of salt.