Christmas Edition Third Grade Math - 3.NBT.2 Add & Subtract Within 1,000
Practice provides two ways for students to practice and show mastery of their ability to understand subtraction as an unknown-addend problem. 3 NBT.2
Problems are unique from other sets I offer!
It includes 20 distinct problems in two sets (67 slides in all!), with and without following answer slides and now Student Answer Sheet and matching Answer Key. The PowerPoint file can be used on computers, or Promethean and Smar