Step 1
Log into your AdSense account.

Step 2
Choose your ad units--text, image or both. Choose the ad format and colors.

Step 3

Generate and copy the AdSense code.

Step 4
Sign into Blogger and go to your Dashboard and click Layout Button

Step 5
Click on "Add a Page Element", Choose HTML/JavaScript and click "add to blog Button".

Step 6
Paste your AdSense code immediately into the content.