What's up with adding variables together with the + operator?

We can use + with numbers and stringsIt sums up numbersAdding strings together creates a single stringIn general, arithmetic operators work with numbers and strings

Excellent! We can use the + operator with both numbers and strings. We use it for summing up numbers or for concatenating two strings.

Oh noes! We can use the + operator with both numbers and strings. We use it for summing up numbers or for concatenating two strings.