operators

order of operations

A formula describes a series of operations that perform a calculation using data values and mathematical operators. In order for excel to distinguish a formula from a label or value, formulas are always written with an equals sign.

(e.g. "= 3.5+2" )

describing formula

inserting descriptions of inserted fromua

How to create a quadratic equation solver using the quadratic formula.

How to create a  calculator to add, subtract, multiply or divide fractions.