R esult SIGN10 Sign of a positive number. The Excel SIGN function returns the sign of a number as 1 -1 or 0. When you write an Excel formula sign can of course be typed manually to change a relative cell reference to absolute or mixed.
1 SIGN4-4 Sign of the result of 4 minus 4 zero.
If number is positive SIGN returns 1. Excel Formula Basics Writing a spreadsheet formula is different from writing an equation in math class. SIGN formula in excel can be used by typing the keyword SIGN and providing the number as input. The formula below subtracts the value in cell A2 and the value in cell A3 from the value in cell A1.