Plus, minus, division sign, multiplication sign, and equal sign... +,-, /, x, =
Solidus.
An equation
According to Wikipedia, it is called a vinculum.
a fligolo
Plus, minus, division sign, multiplication sign, and equal sign... +,-, /, x, =
solidus
A quotient
There really isn't a specific one but they're often called the basic mathematical operations.
Solidus.
The "-" can be a mathematical "minus" sign or a "hyphen" if used as part of text.
According to Wikipedia, it is called a vinculum.
An equation
obelus
a fligolo
obelus
Division