The most well-known fact about pi—normally rounded to 3.14159—is that it represents the ratio of the circumference of a circle to its diameter. Pi is also an irrational number, so it is incapable of being written as a simple fraction. Continue reading…
A Google employee from Japan has set a new world record for the number of digits of pi calculated. Emma Haruka Iwao, who works as a cloud developer advocate at Google, calculated pi to 31,415,926,535,897 digits, smashing the previous record of 22,459,157,718,361 digits set back in 2016. Continue reading…
This hands-on resource is for any teacher who wants to engage their sixth-grade students in reasoning and persisting through problems and provides activities that will engage students' interest and show them the many ways that mathematics is important in their lives. Continue reading…
The Mathematics of Opportunity: Rethinking the Role of Math in Educational Equity says that while math requirements are seen as a foundation for academic success, they can also become a filter that stops many students in their educational tracks, especially students of color. Continue reading…
By Jo Boaler, Professor of Mathematics Education, Stanford University, and co-founder of youcubed.org: An AMS Blog Post Continue reading…
The place value parts are in some sense the atoms of the base ten system, and general whole numbers are like molecules, obtained by combining atoms. The lack of a simple term has impeded focusing on the place value parts as the basic building blocks of the system. Continue reading…
This myth leads some to equate high standards with high expectations. They argue that if you raise the standards, you will raise teachers’ expectations. Thus, they judge whether a teacher has high expectations for her students by how high her standards are. Continue reading…
The Great Internet Mersenne Prime Search (GIMPS) has discovered the largest known prime number, 2^82,589,933 - 1, having 24,862,048 digits. Continue reading…