Chapter 1.2, Problem 50CCR

To determine

To round the decimal number $54.9806$ to hundredths.

Answer to Problem 50CCR

  $54.98$

Explanation of Solution

Given information:

The decimal number: $54.9806$ .

Concept Used:

• To round to the nearest hundredths of a decimal number, round the second digit after decimal.

  

• If the number right to the digit, we’re rounding off, is greater than 5 then add 1 to the rounding digit but if the number to the right of the digit is less than 5 then drop it.

Calculation:

In order to round the decimal number $54.9806$ to nearest hundredths, round off the second digit after the decimal point. Observe that the third digit after decimal is 0, which is less than 5, so drop the digits from the thousandths place. So, after rounding off to nearest hundredths, the decimal becomes

  $54.9806=54.98$

Thus, the decimal number rounded to nearest hundredthsis $54.98$ .