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Warm up with a Mystery Math Mistake to hunt for the mistake made counting up on the number line. Use place value cards to practice rounding numbers to the nearest ten and hundred.

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 Lessons

  • Math Mights - 1st Grade

    Lesson 206

    Warm up with a Mystery Math Mistake to compare expressions. Make a 10 to help you add. Use a double 10-frame and the "make 10" strategy to add two single-digit numbers.

  • Math Mights - 2nd Grade

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