Simple addition program in c# console application

In the program, there are four functional blocks—Addition, Subtraction, Multiplication, and Division. The user has to select one of the options for addition, subtraction, multiplication, and division respectively.

Shreya Sinha Updated date May 14, To create the app, follow the steps shown below. Create a new project Open the Visual Studio editor. Text; lblstringanswer. Related ASP. Net Topics : Relational Operators in C. Net Subscribe us If you liked this asp. Leave a Reply Cancel reply Your email address will not be published. Net Tutorials ASP. Net Introduction.

Net Framework. Redirect , Server. Clear , Session. Net Cookies in ASP. Net Context in ASP. Search for:. NET Core cross-platform development workload. Here's how. The Visual Studio Installer launches. Choose the. NET Core cross-platform development workload, and then choose Modify. In the Create a new project window, choose C from the Language list.

Next, choose Windows from the Platform list and Console from the project types list. After you apply the language, platform, and project type filters, choose the Console Application template, and then select Next. If you don't see the Console Application template, select Install more tools and features. Then, in the Visual Studio Installer, choose the.

After that, choose the Modify button in the Visual Studio Installer. You might be prompted to save your work; if so, do so. Next, choose Continue to install the workload. Then, return to step 2 in this " Create a project " procedure. In the Configure your new project window, type or enter Calculator in the Project name box.

Then, choose Next. In the Additional information window,. NET Core 3. If not, select. Then, choose Create. In the Create a new project window, select All languages , and then choose C from the dropdown list. Choose Windows from the All platforms list, and choose Console from the All project types list. After you apply the language, platform, and project type filters, choose the Console App template, and then select Next.

If you don't see the Console App template, select Install more tools and features. In the Visual Studio Installer, choose the. NET desktop development workload, and then select Modify. In the Configure your new project window, type or enter Calculator in the Project name box, and then select Next. NET 6. Select Create. Starting with. NET 6, new projects using the console template generate different code than previous versions.

To learn more, see the New C templates generate top-level statements page. Specifically, delete the line that says, Console. WriteLine "Hello World! Notice that when you do so, the IntelliSense feature in Visual Studio offers you the option to autocomplete the entry.

The following animation isn't intended to duplicate the preceding code. It's intended only to show how the autocomplete feature works. Choose the green Start button next to Calculator to build and run your program, or press F5.

Optional You can change the operator to change the result. Then, when you run the program, the result changes, too. In Solution Explorer , in the right pane, select Program. In the code editor, replace the default "Hello World" code that says Console.

If you type the code, the Visual Studio IntelliSense feature offers you the option to autocomplete the entry. The following animation isn't intended to demonstrate the preceding code, but only to show how IntelliSense works. To build and run your app, press F5 , or select the green arrow next to the name Calculator in the top toolbar.

Optionally, you can change the operator to change the result. When you run the app, the result changes accordingly. In the console window, follow the prompts to add the numbers 42 and together. The current calculator app only accepts and returns whole numbers. For example, if you run the app and divide the number 42 by the number , your result is zero, which isn't exact. From program.