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In this worksheet, we will learn how to round a decimal number to the nearest whole number.

 

Method

To round a decimal to the nearest whole number, check the digit in the tenths column.

 

If the tenths digit is 5 or more, round UP.

If the tenths digit is 4 or less, round DOWN.

 

Examples

19.742 is between the whole numbers 19 and 20.

The 7 tenths tell us to round UP to 20.

19.742 rounds up to 20.

 

19.342 is between the whole numbers 19 and 20.

The 3 tenths tell us to round DOWN to 19.

19.342 rounds down to 19.

 

10 questions