637.892 rounded to the nearest whole number

638

Step-by-step explanation:

We are asked to round 637.892 to the nearest whole number.

We know that when the next digit to rounded digit is 0, 1, 2, 3, 4; then we keep the same digit.

When the next digit to rounded digit is 5 or more than 5; then we round up our answer by one digit.

We can see that tenths value in our given number is 8, which is greater than 5, therefore, we will round up our answer to nearest whole number as:

Therefore, 637.892 rounded to the nearest whole number would be 638.