Looking for a fun interactive teaching idea for adding 3 digit numbers? Well look no further as 3 Digit Addition with and without Regrouping Task Cards, for CCSS 3.NBT.2, will serve as an exciting lesson plan for 3rd grade elementary school classrooms. This is a great resource to incorporate into your unit as a guided math center rotation, math station, review scoot game exercise, small group work and for an intervention or remediation. It can be also used as a quiz, drill, test, or assessment t