The answer to this mathematical brain teaser is NOT 40 - can YOU solve it in 30 seconds by remembering the special rule?

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In October 2024, news broke that Facebook parent company Meta had cracked an "impossible" problem ...

EdSource · How a California professor once coded secrets in music (rebroadcast) A report about declining math preparation at UC San Diego has been generating hysterical headlines in national news ...

Math Crusade transforms learning PEMDAS (Parentheses, Exponents, Multiplication, Division, Addition, Subtraction) into an interactive monster-battling adventure. Each correct answer empowers you to ...

Ken Ono’s career as one of the world’s most prominent mathematicians has taken him to places that he never could have fathomed. The renowned University of Virginia professor regularly ventures far ...

Life gets busy, and sometimes those basic math skills from school days get a little rusty. Whether you're budgeting, measuring for a DIY project, or just having a math-related brain teaser thrown your ...

Remember when the University of California kicked off a trend by eliminating the SAT test as an admissions requirement five years ago? Now arrives the dispiriting result: Many freshmen at one of its ...

Math scores in the US have been so bad for so long that teachers could be forgiven for trying anything to improve them. Unfortunately, many of the strategies they’re using could be making things worse ...

A San Diego biotech has set out to solve the formula for best-in-class antibody-drug conjugates, raising $120 million with support from Big Pharma Merck & Co. to fuel its efforts. Solve Therapeutics’ ...

A sharp rise in students entering the University of California system without middle school-level math skills is raising alarms among educators. A new internal report from the University of California ...

The Senate this week passed a bill to fix IRS math error notices for filers who make simple mistakes on their tax returns. The Internal Revenue Service Math and ...