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.

In recent weeks, the US dollar has moved to its highest value in 20 years because of worldwide recession concerns and the belief the US economy will likely weather the storm the best moving forward. A ...

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 ...