How to add money to your Google Hangouts account, and make international calls to nearly any country

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· *To add money to your Google Hangouts account, you'll need to go through Google Voice.*
· *You have to set up your Google Voice account before you can buy credits for Google Hangouts, which are used to pay for calls.*
· *Most calls to the U.S. and Canada are free over Google Hangouts, but calls outside of these...