Rounding up implies the number is smaller than 1000. However, a number smaller than 1000 cannot be a 4-digit number. So there cannot be such a number.
What was said is wrong. The greatest 4 digit number that rounds up is 999.9
Chat with our AI personalities
1000
It depends on the degree of rounding. To the nearest integer, there is none. Otherwise 999.
1000
The greatest or largest 3 digit number is 999 because the next digit on the number line is 1000 a 4 digit number.
Any number 499 or less rounds to zero. Any number 500 or greater rounds to 1000.