A formula is a mathematical equation used to calculate a value. In Excel formulas must begin with an equal ( = ) sign. A formula can use numbers, but also cells and functions. Example: =(B3+B4)*100 This will add the content of cells B3 and B4 and multiply the result by 100. Note that this is different from the formula=B3+B4*100 (here B4 will be multiplied by 100 before being added to B3) because of the order of the mathematical operators: ^ * and / + and -

Bir hücrede yer alan, varolan değerleri kullanarak yeni değerler üreten; değerler, hücrereferansları, adlar ve işlevlerden oluşabilen bir dizim.