If you're talking about whole numbers only, then it's 549.
If you also include decimals, then there isn't any'biggest'.
If I say it's 549, then you'll say I'm wrong, because 549.5 is bigger and still rounds to 500.
If I say it's 549.99, then you'll say I'm still wrong, because 549.999 is bigger and still rounds to 500.
Whatever number anybody says, there's always a bigger one that still rounds to 500.
500
500
The largest whole number would be 1,999
The largest integer that, when rounded to the nearest hundred, would round to 500, is 549.
1000
549 and 450 rounded off the nearest hundred is 500
The smallest whole number that can be rounded to 500 is 450.
500
greatest number that can be rounded to 25500 is 25549
749, to the nearest 500.
It is 549 rounded to the nearest 100 is 500
500
500
3450
500 can't be rounded up or down and must remain as 500.
75749.99... to the nearest 500.
500