Background - why math symbols are used. . .
Symbols are a concise way of giving lengthy instructions related to
numbers and logic.
Symbols are an invention, not a discovery. They are a
communication tool. Symbols are used to eliminate
the need to write long, plain language instructions to describe
calculations and other processes.
For example, a single symbol stands for the entire process for
addition. The familiar plus sign eliminates the need for a long
written explanation of what addition means and how to