Click the cell where you want the result to appear
Type an equal sign =
Enter the formula using cell references, numbers, and operators
Use + for addition
Use – for subtraction
Use * for multiplication
Use / for division
Press Enter to calculate the formula
Use parentheses to control the order of calculations
Use functions like SUM, AVERAGE, MIN, and MAX when needed
Start a function with = and the function name
Separate function arguments with commas
Reference cells by clicking them while typing the formula
Copy formulas by dragging the fill handle
Use absolute references with $ when you want to lock a cell reference
Check for errors if the formula does not calculate correctly