Make math centers simple, consistent, and effective with this Addition and Subtraction Word Problem Task Card Center to 20!Designed to support first grade standards, this center helps students build problem-solving skills by determining whether to add or subtract and solving one-step word problems within 20—using a predictable task card routine you can reuse all year long. Once students learn the routine, you can easily swap in new skills without extra prep or reteaching. Just print, cut, and