CCSS 1.OA.A.1 Addition and Subtraction Within 20

ebook Aligns to CCSS 1.OA.A.1: Use addition and subtraction within 20 to solve word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions.

By Lorenz Educational Press

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Fill in the gaps of your Common Core curriculum! Each ePacket has reproducible worksheets with questions, problems, or activities that correspond to the packet's Common Core standard. Download and print the worksheets for your students to complete. Then, use the answer key at the end of the document to evaluate their progress. Look at the product code on each worksheet to discover which of our many books it came from and build your teaching library! This ePacket has 10 activities that you can use to reinforce the standard CCSS 1.OA.A.1: Addition and Subtraction Within 20. To view the ePacket, you must have Adobe Reader installed. You can install it by going to http://get.adobe.com/reader/.

CCSS 1.OA.A.1 Addition and Subtraction Within 20