When someone asks, what is the sum of 90 and 90? They are usually referring to the addition of 90 and 90.
The sum of 90 and 90 is 180
The addition equation is made of three parts:
Addend + Addend = Sum
Addends are the numbers being added together in a mathematical equation. 90 and 90 why are both addends and can be represented as 90 + 90
Sum refers to the result obtained after adding two numbers
90 + 90 = 180
How to add two numbers
When it comes to addition, we start adding from ones, then tens, hundreds, and so on.
Use the calculator below to find the sum of two numbers.