what is computation method?

In fourth grade, the computation method is using arithmetic (adding, subtracting, mulitiplying, dividing) to solve a math problem.

2-1=1

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A computation method refers to a specific approach or procedure used to perform calculations or solve problems using a computer or other computing devices. It involves a series of steps or algorithms that take inputs and produce outputs based on predefined rules or instructions.

To understand what a computation method entails, let's take a look at an example. Suppose you want to add two numbers, 5 and 7, using a computation method. Here's a step-by-step explanation of how to do it:

1. Start by defining the two numbers you want to add, which are 5 and 7 in this case.
2. The computation method might involve an algorithm that instructs you to start from the rightmost digit of each number and work your way leftward.
3. Add the corresponding digits from both numbers. In this case, the rightmost digit of 5 is 5, and the rightmost digit of 7 is 7. Add them together to get 12.
4. If the sum of the two digits is less than 10, write down the result in a new string or memory location.
5. If the sum is greater than or equal to 10, write down only the rightmost digit and carry over the remaining tens place to the next step.
6. Repeat steps 3-5 for the remaining digits, working leftward until there are no more digits to process.
7. If there is a carry during the last addition, include it in the final result.
8. The final result is the sum of the two numbers: 12.

This example illustrates a computation method for adding two numbers, but there are various other methods for performing different computations, such as subtraction, multiplication, and division. Each computation method follows a specific set of rules or algorithms to perform the desired operation.