An abacus counting board.
Its when you add all the numbers together
To add the numbers together is the sum!!!! to add the numbers together is the sum!!!!
It requires you to add the numbers together.
The calculator on the computer.
just find a common denominator and add the two numerators together then add the whole numbers
When you add two (or any number of) numbers together, the result is called the sum.
You can add 3 numbers (or any quantity of numbers) and get a sum.
Sum means to add numbers together.
It's the answer you get when you add the numbers together.
The plus sign, +, is used to add two numbers together. It is one of the four basic arithmetic operations along with:Subtract, -Multiplication, x or *Division, / or ÷
The numbers are: -1 and -20
The numbers you add together are called addends. If you add one number to another to form a sum, the number you add on can be called the augend. See the Penguin Dictionary of Mathematics.