Students in Melissa Williams' kindergarten class at the Westminster School in Atlanta, Georgia, practice connecting quantities to written numbers — a key part of number sense. Credit: Holly Korbey for ...

Microsoft Corp. yesterday confirmed that Excel 2007, the newest version of its market-leading spreadsheet, returns incorrect calculation results in some cases. The math bug first surfaced Saturday on ...

How to turn complex formulas into easy-to-use custom functions using LAMBDA() in Excel Your email has been sent LAMBDA functions are new to Microsoft Excel. With LAMBDA functions, you can turn a ...

Sabrina Colon, a first-year student at University of California, Merced, remembers when math first became a problem. She says she’s not a math person, but she was able to pass her high school math ...

Q. I have prepared projections for a proposed project, and I want to calculate the internal rate of return. Instead of using Excel’s IRR function, should I use simple math formulas so others can ...

Nine in ten educators believe that using a problem-solving approach to teaching math and science can be motivating for students, according to an EdWeek Research Center survey. But that doesn’t mean it ...

You can probably think of a time when you’ve used math to solve an everyday problem, such as calculating a tip at a restaurant or determining the square footage of a room. But what role does math play ...

It’s a common experience for many New York City parents. They sit down to help their kids with math homework, only to be totally flummoxed. Part of the reason is math instruction has undergone a ...