How can i add Page numbers for blogger please?

Hello guys..

I need your help for adding pages numbers for below posts. I was try some widgets ( exactly follow their guide) but not work. what i see at my site is not only Pages number but also like ( Previous, home, next) also can't find.

appreciate for your any instruction and guide.

my site link is 123photoshare dot blogspot dot com

Thanks

check out this
allblogtools.com/tricks-and-hacks/adding-numbered-page-navigation-for-blogger/