Numberphile revived an ancient multiplication trick—halves and doubles—also called Egyptian or Russian math, where you repeatedly halve one number and double the other. After crossing out rows with ...

HISTORIANS of mathematics attribute the first use of the cross x as a symbol for multiplication to William Oughtred (“Clavis Mathematicae”, London, 1631). See W. W. R. Ball's “Short Account of the ...

Learn how changes in fiscal policy, like government spending or tax rates, can multiply economic growth by increasing GDP and ...

Are you looking for new ways to save for the medium to long term beyond obvious options such as individual savings accounts (ISAs) and private pensions? If you work for one of the 1,000-plus employers ...

Joey Fundora has 17+ years of experience as an independent stock trader, specializing in discretionary swing trading through technical analysis. Timothy Li is a consultant, accountant, and finance ...