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 ...

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.

An equation is a mathematical statement showing that two expressions are equal. The two expressions are linked with an equals symbol (=). The unknown variable (often the letter \(x\)) can take any ...