Here is how easily to rearrange the position of Blogger's labels, share buttons and comments in the posts. Just go to the Dashboard, click the down arrow and select LAYOUT:
Then in the Blog posts section in the middle of LAYOUT, click EDIT and you will get a pop-up and at the bottom will be a REARRANGE ITEMS section. Hover your mouse cursor over any item and the cursor changes to a cross:
Just drag and drop the selected item to your desired location and click SAVE.