Book Title: Two Plus Two Is Not Five (Easy Methods to Learn Addition & Subtraction)
Publisher: Longevity Publishing
Release Date: 2006-04-07
Author: Susan R. Greenwald
Kids need to memorize addition and subtraction facts. This 254-page workbook offers many easy-to-learn number sense and visual strategies along with practice pages. Children will see that they can be successful in completing pages without counting on fingers or using a chart, and they will soon learn to memorize the math facts. See how 4+7 =11 and 11-7 = 4 is easily learned by the "Straight Lines" trick.
This workbook was written for children in any grade level who need to learn math facts including those who are learning addition and subtraction for the first time and older students who have not yet memorized the math facts.
Use it alone or with Addition and Subtraction: Beyond Math Facts.
Included in this workbook: Reproducible workbook pages, Record-keeping pages, Answer pages, How to Use the Book, and a Certificate of Mastery.