Add Two 250x250 Adsense adds Side by Side (Left - Right) in Blogger Below Post Title

1. Login to your adsense account generate the ad code (250 X 250) then select marked text with blue color in below HTML format & past/replace your adsense ad code both are places.

<table width="520" cellspacing="0" cellpadding="0" border="0">
<tr>
<td width="250" style="padding: 5px;" align="center">

your ad script code goes here 1

</td>
<td width="250" style="padding: 5px;" align="center">

your ad script code goes here 2

</td>
</tr>
</table>

2. Then select all above code after make changes & Click Here to Encode.
Google adsense or another codes, can't directly paste in the blogger template. If you paste directly into the template, you will get an error message and your AdSense ads will not display. So for add need to convert code. 

3. Login to Blogger Dashboard >
4. Click Template >
5. Click tab Edit HTML > Proceed >
6. Select Expand Widget Templates >
7. Find Below Code >

<div class='post-body entry-content'>

OR

<data:post.body/>

8. Then Past Encoded Code Before Above Any One Code ((which copied in step 2))
9. Save Template.