Using words like ‘factors,’ ‘denominators’ and ‘multiples’ may be part of a constellation of good math teaching practices ...

Number enthusiasts may be looking to the new year with a touch of melancholy. Another perfect square like 2025 (45 2 = 2,025) ...

Puzzle 1: You are given nine gold coins that look identical. You are told that one of them is fake, and that this coin weighs ...

Daniel Liberto is a journalist with over 10 years of experience working with publications such as the Financial Times, The Independent, and Investors Chronicle. Charlene Rhinehart is a CPA , CFE, ...

Vikki Velasquez is a researcher and writer who has managed, coordinated, and directed various community and nonprofit organizations. She has conducted in-depth research on social and economic issues ...

An obsession with the numbers can sink your strategy. by Michael Harris and Bill Tayler Tying performance metrics to strategy has become an accepted best practice over the past few decades. Strategy ...

The area of a circle is the amount of two-dimensional space enclosed by its circumference. The area of a circle is calculated using the formula: 𝐴 = 𝜋𝑟² The area of a sector is the two-dimensional ...