A recent Standard & Poor’s study found that two out of three adults worldwide don’t have a clue about personal finance. While the U.S. ranks 14th worldwide in financial literacy, there’s more catching up to do. Here’s some of the best ways to save money. Check on CardHub.com for over 1,000 offerings in many different credit cards. For resource on auto financing, check WalletHub.com. Use Mint to track your money and help you establish a household budget, and define reasonable savings goals. For investing, make use of microinvesting service Acorns and Betterment.com. For deeper-pocketed, online investors, securities sites like Marketriders.com, Wealthfront.com, and PersonalCapital.com can help.