The phrase "add two numbers" is correct and usable in written English.
You can use it when referring to the mathematical operation of summing two numerical values.
Example: "To find the total, you need to add two numbers together, such as 5 and 3."
Alternatives: "sum two values" or "combine two figures".
It took between three and six seconds to add two numbers.
Things like, two straight lines are either parallel or else meet in exactly one point, or when you add two numbers it does not matter which one goes first.
In an assembly-language instruction, instead of writing out a string of binary digits that might tell the machine to add two numbers one can simply write "ADD" in the program, and this will be translated into machine language.
Ask me to add two numbers in my head, and I freeze, my mind goes blank.
Each calculation requires the participant to add two numbers together, entering the three-figure answer via an onscreen number pad.
Two of us (D.S. and M.N.S ., being both at one of those troubling career-forks in life, decided to do something together; we settled on DNA computing, inspired by Adleman's seminal paper and discussions how molecules could add two numbers and cure diseases at the same time.
One might thus write "add pay, total" instead of "0110101100101000" for an instruction that adds two numbers.
The cell count, area and delay of two input adders such as Brent-Kung, Ladner-Ficher, Han-Carlson and Kogg-Stone are at least doubles when three numbers are added, compared to adding two numbers.
One problem deals with what I mentioned in the last section; if you are used to programming in Basic, you may think of displaying a text string as being of the same level of complexity as adding two numbers, while in reality adding two numbers is many times simpler and faster.
Such snippets encode handfuls of the most basic operations that computers perform: loading a number into memory, for instance, and then adding two numbers together.
