[Solved] wrong answer when devide double

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Introduction

When dealing with double data types, it is important to be aware of the potential for errors when dividing two numbers. This is because double data types are stored in binary form, which can lead to rounding errors when performing calculations. In this article, we will discuss the causes of wrong answers when dividing double data types and how to solve them. We will also provide some tips on how to avoid these errors in the future.

Solution

When dividing double values, it is important to use the correct data type. If the result of the division is expected to be a decimal, then the data type should be set to double. If the result of the division is expected to be an integer, then the data type should be set to int. Additionally, it is important to use the correct syntax when performing the division. For example, when dividing two double values, the syntax should be “doubleValue1 / doubleValue2”.


You’ve done it the wrong way round.

556/342 = 1.62573....

342/556 = 0.615107....

solved wrong answer when devide double


Solved: Wrong Answer When Dividing Double

When dividing double numbers, it is important to remember that the result may not be exact. This is because double numbers are stored in binary form, and the result of a division may not be able to be represented exactly in binary form. This can lead to a wrong answer when dividing double numbers.

The best way to avoid this problem is to use a library function that can handle double numbers more accurately. For example, in C++, the std::fmod function can be used to calculate the remainder of a division. This will ensure that the result is as accurate as possible.

It is also important to remember that when dividing double numbers, the result may not be exact. This is because double numbers are stored in binary form, and the result of a division may not be able to be represented exactly in binary form. This can lead to a wrong answer when dividing double numbers.

In order to ensure that the result of a division is as accurate as possible, it is important to use a library function that can handle double numbers more accurately. For example, in C++, the std::fmod function can be used to calculate the remainder of a division. This will ensure that the result is as accurate as possible.

By following these tips, you can ensure that you get the correct answer when dividing double numbers.