A mathematical process.

The most common are add, subtract, multiply and divide (+, −, ×, ÷).

But there are many more, such as squaring, square root, etc.

If it isn't a number it is probably an operation.

Example: In 25 + 6 = 31, the operation is add

The most common are add, subtract, multiply and divide (+, −, ×, ÷).

But there are many more, such as squaring, square root, etc.

If it isn't a number it is probably an operation.

Example: In 25 + 6 = 31, the operation is add