#### 12.2.25 + [Function] ¶

`+` &rest numbers ⇒ sum

#### Arguments and Values:: ¶

number—a number.

sum—a number.

#### Description:: ¶

Returns the sum of numbers, performing any necessary type conversions in the process. If no numbers are supplied, `0` is returned.

#### Examples:: ¶

     (+) ⇒  0
     (+ 1) ⇒  1
     (+ 31/100 69/100) ⇒  1
     (+ 1/5 0.8) ⇒  1.0

#### Exceptional Situations:: ¶

Might signal type-error if some argument is not a number. Might signal arithmetic-error.

#### See Also:: ¶

Numeric Operations, Rational Computations, Floating-point Computations, Complex Computations