To create a numeric expression
For example, if you are rounding off the length of an item to two decimal places, the expression looks like this one:
Numeric expressions operate on numeric properties or values.
If you are truncating the value for population estimates to a specified number of digits, the expression looks like this one:
Trunc(POPULATION, 5)
If you are checking the sign of a profit/loss value, the expression looks like this one:
Sign(PROFIT_LOSS)
For help with any expression element, see Creating Expressions - Reference.