This deck of Boom Cards provides practice for adding three digit numbers WITHOUT regrouping. Students will add numbers in the ones, tens, and hundred place. Answers are submitted in a fill in the blank format for immediate feedback. This is great practice to build confidence and basic facts fluency. Click here for a playable preview of these cards.Boom Cards are:interactive and self checking for immediate feedbackengaging and funNO PREP - all digital - no printing, laminating, or cuttingBoo