Plus sign

How to type it

Right pinky with Shift.

Common uses

• The plus sign means addition, as in 2 + 2, and marks positive numbers and gains.
• A leading + starts international phone numbers, as in +1 for the United States.

Less common uses

• In web addresses and form data, + can stand for a space.
• The programming language name C++ plays on the ++ operator, which adds one.
• Blood types and electric charges use + to mean positive.