Solve multi-step word problems including all four operations. Use letters to represent unknowns, interpret division remainders and estimate to check answers for reasonableness. Includes PowerPoint presentation and student workbook. Scaffolded lesson provides for classroom differentiation. Can be used as a lesson leader, guided practice, independent practice, for cooperative learning and math centers, or as an assessment. Use with smartboard, projector, computer, pad or as printable. Lesson is c