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Excel calculates formula values in a specific order, beginning from left to right, according to a specific order for each operator (+, -, *, /, ) Multiplication is calculated before addition Use of parentheses If you want to change the order of the calculation, enclose the part of the formula to be calculated first in parentheses
Create a formula that refers to values in other cells 1 Select a cell 2 Type the equal sign = Note:Formulas in Excel always begin with the equal sign 3 Select a cell or type its address in the selected cell 4 Enter an operator For example, – for subtraction 5 Select the next cell, or type its address in the selected cell 6
and performs the calculation in a specific order For instance, Excel always performs multiplication before addition This order is called the order of operator precedence You can force Excel to override the built-in operator precedence by using parentheses to specify which operation to evaluate first Consider this basic example
Finally, addition and subtraction are calculated from left to right In the example 4+ 55/4000*25, Excel performs the arithmetic operations by first dividing 55 by 4000, then multiplying the result by 25, then adding 4 You can change the order of calculations by using parentheses
Intermediate Excel 2007 12 Formulas A Formula is a set of mathematical instructions that perform calculations Formulas can contain numbers, text, cell references, other formulas, and operators Formulas perform operations such as addition and multiplication Operators are symbols used in formulas to perform mathematical functions