91Ó°ÊÓ

Given 28.1458.

We have to round

nearest hundredth and thousandth of 28.1458

• Locate the given place value.
• find the digit to the right of the place value.
• Is the underlined digit greater than or equal to 5?

  â—¦ Yes: add 1 to the digit in the given place value.

  â—¦ No: do not change the digit in the given place value

• Rewrite the number, deleting all digits to the right of the rounding digit.

Locate the hundredth place here 28.1458 is 4 and the digit to the right of the given place value is 5 .

Because 5 is equal to 5, add 1 to the 4.

So hundredth place of 2.1458 is 2.15

Locate the thousandth place here 28.1458 is 5 and the digit to the right of the given place value is greater than 5 ,so add 1 to 5

Then the thousandth place of 28.1458 is 28.146