You can't round up to a number that's lower than you started. Round up to 50000
You round it up to 4000.
4000
4000
Well, isn't that a happy little question! To round 4399 to the greatest place value, we look at the hundreds place, which is 4. The next place value to the left is the thousands place, which is where we stop. Since the digit in the thousands place is 3, which is less than 5, we keep the hundreds and thousands place the same and change the rest to zero, rounding 4399 to 4000.
4000
4000
It is: 4000 because 40*100 = 4000
It is: 4000
3000
It is 4000.
4000