How To Add two Numbers in Android!

Step# 01

First Create new application go to File->New->Android Application Project

Enter Application name, project name and package name.

 

 

 

 

 

 

 

 

 

 

 

 

 

Step#02

And then click next until you get this screen

 

 

 

 

 

 

 

 

 

 

 

 

 

Step# 03

Now select empty activity and then click next.

 

 

 

 

 

 

 

 

 

 

 

 

 

Step# 04

After click on next button then give the name of your activity and then click on finish.

 

 

 

 

 

 

 

 

 

 

 

 

 

Step# 05

This is the project layout of adding two numbers.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Step# 06

Now open activity_two_numbers.xml and start design GUI of your AddingTwoNumber application this is the xml tag of your application and ignore all warnings.

“http://schemas.android.com/apk/res/android”

android:layout_width=“fill_parent”

android:layout_height=“fill_parent”

android:orientation=“vertical” >

“@+id/textView1″

android:layout_width=“wrap_content”

android:layout_height=“wrap_content”

android:layout_gravity=“center”

android:textSize=“20dp”

android:text=“Number 1″

/>

“@+id/field1″

android:layout_width=“wrap_content”

android:layout_height=“wrap_content”

android:layout_gravity=“center”

android:hint=“Enter num1″ >

“@+id/textView2″

android:layout_width=“wrap_content”

android:layout_height=“wrap_content”

android:textSize=“20dp”

android:layout_gravity=“center”

android:text=“Num 2″

/>

“@+id/field2″

android:layout_width=“wrap_content”

android:layout_height=“wrap_content”

android:layout_gravity=“center”

android:hint=“Enter num2″ >

 

android:id=“@+id/add”

android:layout_width=“wrap_content”

android:layout_height=“wrap_content”

       android:layout_gravity=“center”

android:text=“Add” />

 

android:id=“@+id/Add Display”

android:layout_width=“wrap_content”

android:layout_height=“wrap_content”

android:text Size=“20dp”

android:layout_gravity=“center”

android:text=“”/>

Layout>

Step# 07

Now open TwoNumberActivity.java file to apply on click event on Add button to add two numbers.

How To Add two Numbers in Android!

 

 

 

 

 

 

 

 

 

 

 

 

 

 

How To Add two Numbers in Android!

 

 

 

 

 

 

 

 

 

 

 

 

 

Step# 08

This is the result of your application.

How To Add two Numbers in Android!