Fall Addition Regrouping Estimation Rounding Task Cards can be used in two ways for your math centers, stations, and rotations or in small groups, for Scoot, Quiz, Quiz Trade, early finishers, homework, etc. Students can either estimate (round) to the place stated on the card and/or use them for regrouping practice. You could have them regroup and then round to see if their answers look reasonable. The answer key shows the answer for estimating (rounding) only. These cards are in both color and