Math Wall Practice Books Item: tf2021 Title: 4-Step Addition & Subtraction Skill-based worksheets and reproducible student flash cards for teaching addition and subtraction facts. Helps students understand simple mathematical concepts rather than just memorize facts. Teaches the 4-step method where students learn one fact to know and understand four. Example: 2+4=6, 4+2=6, 6-2=4 and 6-4=2. Coordinates with all of our Addition and Subtraction Math Wall Products. Comments: 112 pages Grades: K - 3 Retail $10.99 Our Price $9.90 (You save 10%) Qty: Home   |   View Cart   |   Search   |   Our Policies   |   Shipping Early Childhood   |   Kindergarten   |   Primary   |   Intermediate Customer Service: (866) 552-9590 © 1999-2008 ABC Teacher's Outlet, Inc. All rights reserved No content from the ABC Teacher's Outlet site may be used without written permission.