Properties aren't magic! They are special rules that numbers follow so you can solve problems quickly in your head. Using detailed instructions and rhyming text, students gain understanding of when and how to use mathematical properties. This book will allow students to apply properties of operations as a strategy to add and subtract, or multiply and divide.
Provides the history of American coins and bills and shows how they have changed over time.
Explores economics and provides real world examples and applications.
Explores how different money is used in different parts of the world.
