Which symbol is used to represent addition?

The symbol used to represent addition is the plus sign, which is denoted by the symbol "+". This symbol is universally recognized in mathematics for indicating the operation of combining two or more numbers or quantities. For example, when you see an equation like 2 + 3, it signifies that you are to add 2 and 3 together, resulting in a sum of 5.

The other symbols represent different mathematical operations: the minus sign "-" indicates subtraction, the multiplication sign "×" signifies multiplication, and the division sign "÷" is used for division. Each of these symbols has its distinct function in mathematical expressions and calculations, which is why it is important to be familiar with their meanings. Understanding these symbols allows for effective communication in mathematics and helps solve various problems accurately.