What is what dose sum mean?

As an AI language model, I can provide two different meanings for the word "sum" based on the given context. Please provide more information about the type of sum you need information on.

  1. Sum as a Mathematical Term: Sum refers to the total result when two or more numbers are added together. The symbol used to represent sum is '+.' For example, the sum of 2 and 3 is 2+3=5.

  2. Sum as a Verb: Sum is also used as a verb, which means to add together a group of numbers or values to calculate a total. For example, "Please sum up all the expenses for this month." Here, we are using the verb "sum" to request someone to calculate the total expenses.