Inside you'll find over 300 pages of math activities and fun. Built-in breaks, brain teasers, and challenge questions are included as well. It's all designed to make math practice easy and fun. Whether your child is starting to learn subtraction or is working to increase existing subtraction skills, this book will build on that foundation while making learning an adventure. Use this book to help your child learn essential math facts. This book covers all the math facts for subtracting the numbers 0 through 12 from whole numbers up to 12.