Excel ROUNDUP Function

Related Functions:
ROUND
ROUNDDOWN
TRUNC

Basic Description

The Excel Roundup function rounds a supplied number up, away from zero, to a specified number of decimal places.

The syntax of the function is:

ROUNDUP( number, num_digits )

Where the arguments are as follows:

number-The number that is to be rounded.
num_digits-

The number of decimal places to round the supplied number to.

Note that:

  • A positive num_digits value specifies the number of digits to the right of the decimal point;
  • A num_digits value of 0 specifies rounding to the nearest integer;
  • A negative num_digits value specifies the number of digits to the left of the decimal point.

Roundup Function Examples

Column B of the following spreadsheet shows examples of the Excel Roundup function:

 Formulas:
 AB
111.111=ROUNDUP( A1, 1 )
211.111=ROUNDUP( A2, 2 )
311.111=ROUNDUP( A3, 0 )
411.111=ROUNDUP( A4, -1 )
5-11.111=ROUNDUP( A5, 2 )
6-11.111=ROUNDUP( A6, -1 )
 Results:
 AB
111.11111.2
211.11111.12
311.11112
411.11120
5-11.111-11.12
6-11.111-20

The above examples show how the Roundup function always rounds up, away from zero. I.e. a positive number becomes more positive and a negative number becomes more negative.

If you require different rounding rules, check out our comparison of Excel Rounding Functions.

For further details and examples of the Excel Roundup Function, see the Microsoft Office website.