3.NBT.2 Jeopardy Game Third Grade Common Core Math 3 NBT.2 Add & Subtract Within 1,000 Practice provides two ways for students to practice and show mastery of their ability to fluently add and subtract within 1000. 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 use questions as Qui