Investor Clinic Video: Investor Clinic: Ensuring your foreign currency calculations are correct Add to ... The Globe and Mail Published Wednesday, Aug. 29 2012, 3:51 PM EDT Last updated Wednesday, Aug. 29 2012, 4:21 PM EDT Investor Clinic's John Heinzl explains how the Globe's new currency converter works and offers practical ways that readers might use it. Watch More Video: Inside a medical marijuana grow-op approved by Health Canada EU shrugs off downgrade, eyes Ukraine BlackBerry loses $4.4-billion Germany exports Christmas market cheer UAE exits Eurofighter Typhoon talks Zimbabwe tempts miners with ownership offer Thailand's contracting economy in the spotlight Target's holiday hijacked by hack To taper or not to taper? A tale of 2 central banks TransCanada's Girling defends Keystone XL Which vehicles make the grade for the U.S. insurance industry's highest safety award? Mark Zuckerberg unloads $2.3-billion worth of Facebook shares Russia and Ukraine defend pact EU applauds banking deal - but is it enough? Ukraine's Yanukovich says Russia bailout money not aimed against Europe Darden to spin off or sell Red Lobster Getting your portfolio into shape Airbus wins record AirAsia X deal Protests block traffic around EU summit venue Saab wins deal to sell 36 fighter jets to Brazil Comments AA More Related to this Story Try our currency converter Investor Clinic Video: Investor Clinic: Tips for investors with an eye on IPOs Investor Clinic Video: Investor Clinic: How much fixed-income should I have?