Inverse operations, or reciprocals.
Mathematical processes or operations
Operations, or more precisely, binary mathematical operations
sir issac newton
Sir Isaac Newton
A mathematical phrase containing numbers and operations is called an expression. Expressions can be joined together with an equals sign to form an equation.
Issac Newton and Gottfried Leibniz are the co-discovers of this system of mathematical analysis.
Order of Operations
The rule is "Order of Operations."
It is measured in terms of the number mathematical operations, called of floating point operations (flops) that it can carry out in a second.