Lesson Materials

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Count up or down on an open number line. Explore a subtraction strategy and see if it helps you to subtract. Engage in a Number Talk.

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.

Related Standards: MI.Math.Content.2.NBT.B.5

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