Second Grade Common Core Math Jeopardy Game - 2 MD.5 Addition and Subtraction to Solve Word Problems 2.MD.5 Practice provides two ways for students to practice addition and subtraction within 100 to solve word problems involving lengths.Jeopardy board includes 25 distinct problems and utilizes hyperlinks to award/deduct money from your student teams! (79 slides in all!) Board is automatically updated to show which questions have already been utilized. Also includes an Answer Key if you wish to