450
435
One example is 512.
The smallest number that rounds up to 500 when you're rounding by hundreds would be 450.
450 is, itself, a whole number.
450
451though 450 is in middle,so if rounding up then 450 answer449 rounds down to 400
It rounds up to 450
450
435
500
Anything from 450 to 549
500
One example is 512.
The smallest number that rounds up to 500 when you're rounding by hundreds would be 450.
Half of 100 is 50, so the largest number that ought to round to 400 to the nearest 100 would be 400 + 50 = 450; however, numbers exactly half way round up, so the largest whole number that rounds to 400 is one less than this, namely 450 - 1 = 449.
500