Step 1#.
Go to blogger Dashboard >> Design >> Edit HTML and expand widget templates.
Step 2#.
Find out the code
<div class="post-footer">
And add the following code above it.
<b:if cond='data:blog.pageType == "item"'> Rate this article:<div class='js-kit-rating' expr:path='data:post.url' expr:permalink='data:post.url' expr:title='data:post.title'/> </b:if>
Step 3#.
Find out the second code
</body>
After finding
</body>Add the following code above it.
<script src="http://js-kit.com/ratings.js"></script>
Then Save your template.
For LIVE DEMO