ROUNDUP function rounds a given number up. @number is the number you want rounded up and @digits is the number of digits to which you want to round that number.
If @digits is greater than zero, @number is rounded up to the given number of digits. If @digits is zero or omitted, @number is rounded up to the nearest integer. If @digits is less than zero, @number is rounded up to the left of the decimal point.
This function is Excel compatible.