To round 863 to the nearest hundred, we look at the digit in the tens place, which is 6. Since 6 is equal to or greater than 5, we round up the hundreds place by 1. Therefore, 863 rounded to the nearest hundred is 900.
863 rounded to the nearest hundred is: 900. This is because the
value in the tens place is equal to or higher than 5. Anything
below 5 would have resulted in it being rounded down.