Rearranging the formula for the circumference of a circle makes the radius the subject. Start with the new subject and write out the function machine for the formula, showing each operation step by ...

Computer scientists have discovered a new way to multiply large matrices faster than ever before by eliminating a previously unknown inefficiency, reports Quanta Magazine. This could eventually ...

Learn about inverse operations with Zoe Kleinmann. Learn about inverse operations while playing a math game with Zoe Kleinmann and Milena. Explore how addition and subtraction are inverse operations.