“Addition & Subtraction 1st Grade: Activities by the Standards OA Bundle” has been added to your cart. View cart Remove item Thumbnail image Product Price Quantity Subtotal × Addition & Subtraction 1st Grade: Activities by the Standards OA Bundle $27.95 Addition & Subtraction 1st Grade: Activities by the Standards OA Bundle quantity $27.95 Word Problems Addition & Subtraction: 1.OA.A.1 1 Adding Three Numbers: Word Problems 1.OA.A.2 1 Fact Families, Make Ten, Doubles: Commutative & Associative 1.OA.B.3 1 Subtraction as an Unknown Addend Problem: 1.OA.B.4 1 Relating Addition and Subtraction to Counting: 1.OA.C.5 1 Add & Subtract within 20: 1.OA.C.6 1 True & False Equations & Equal Sign: 1.OA.D.7 1 Determining the Unknown Whole Number: Add & Subtract 1.OA.D.8 1 Coupon: Apply coupon Update cart Cart totals Subtotal $27.95 Total $27.95 Proceed to checkout