Chris Gallant, CFA, is a senior manager of interest rate risk for ATB Financial with 10 years of experience in the financial markets. Vikki Velasquez is a researcher and writer who has managed, ...

Dr. JeFreda R. Brown is a financial consultant, Certified Financial Education Instructor, and researcher who has assisted thousands of clients over a more than two-decade career. She is the CEO of ...

Consider this sequence of numbers: 5, 7, 9. Can you spot the pattern? Here’s another with the same pattern: 15, 19, 23. One more: 232, 235, 238. “Three equally spaced things,” says Raghu Meka, a ...

You may never have heard of modular arithmetic, but you use it every day without the slightest difficulty. In this system, numbers wrap around when they reach a certain size called the modulus; it is ...

Scientists have just revealed that the brain has a network of brain regions involved in advanced mathematics, as well as simpler arithmetic operations. This network is only activated when numbers are ...