plus signs

Math's combining marks

Plus signs are the symbol (+) used to indicate addition or a positive value.

They also mark something beneficial or advantageous: Having experience is a plus.

In grading, a plus sign elevates a letter grade slightly: She got a B+.

Blood types use plus signs to indicate the presence of the Rh factor: O positive, A+.

Related

number line · equation · positive · positive thinking · addition · symbol · operator · connector · keystroke · notation · mathematics · union · increment · inclusion · markup · algebra · horizontal bar · total

Categories
Opposites
mathematical operation symbols

plus signsminus signs

Symbols for subtraction

negatives · minuses · red ink · dashes

Family

plus, sign, signs, pluses, surplus, nonplus, nonplussed, signed, signing

Familiarity
Top 100,000
Profile
Known to kids · Used worldwide · Timeless · Concrete · Everyday, not technical · Rated G