Warm up with a Mystery Math Mistake to tell whether Dotson’s 10-frames represent a number more than his focus number. Examine a train to find shapes. Put together shapes to make familiar objects.

Math Mights was adapted from IM K-5 Math™ ©2021 by Illustrative Mathematics® , released under the Creative Commons Attribution 4.0 International License (CC BY 4.0) https://creativecommons.org/licenses/by/4.0/.

Additions and adaptations are ©2021 by Strategic Intervention Solutions, LLC