How to Add Pagination in Blogger

1-Go to your Blog

2-Click on Template

3-Click on Edit HTML

4-Now find the Code ]]></b:skin> Using CTRL+F

4-Now Paste the below Code Before the ]]></b:skin> tag

.blog-pager,#blog-pager{font-family:"Times New Roman", Times, serif;font-weight:normal;font-size:12px;width:700px;padding:17px;} 
.showpageNum a,.showpage a {background:#069; color:#FFF; margin-right:.6em;text-decoration:none;font-size:15px;font-style:italic;line-height:0;text-align:center;padding:12px 18px 12px;-moz-border-radius:36px;-webkit-border-radius:36px;border-radius:36px;} 
.showpageNum a:hover,.showpage a:hover {background:orange; color:#FFF; margin-right:.6em;text-decoration:none;font-size:15px;font-style:italic;line-height:0;text-align:center;padding:12px 18px 12px;-moz-border-radius:36px;-webkit-border-radius:36px;border-radius:36px;}
.showpageOf{margin:0 8px 0 0;font-family:'Coming Soon', cursive;text-decoration:none;font-size:100%;}
.showpagePoint {background:orange; color:#FFF; margin-right:.6em;text-decoration:none;font-size:15px;font-style:italic;line-height:0;text-align:center;padding:12px 18px 12px;-moz-border-radius:36px;-webkit-border-radius:36px;border-radius:36px;}

4-Now find </body> tag. Using CTRL+F

4-Now Paste the below Code Before the </body> tag.

<b:if cond='data:blog.pageType != "item"'>
<b:if cond='data:blog.pageType != "static_page"'>
<script type='text/javascript'>
//<![CDATA[
var pageCount=3;
var displayPageNum=6;
var upPageWord ='«';
var downPageWord ='»';
//]]>
</script>
<script src='https://googledrive.com/host/0B3XfmZUC79zPcE15aXRzZmFUX3M' type='text/javascript'/>
</b:if>
</b:if>

Now Click on Save Button, you have done it.