Number Sense 3-act tasks Grades 3–5

Lots of Pieces

Posted 2024-10-25 18:23:54


🧩In this updated activity, students will explore estimation and addition with a collection of puzzles. It’s important to start with the starter slides, where students will use their estimation skills to make an educated guess about the total number of pieces. This sets the stage for the main activity, where they’ll calculate the exact total and discuss helpful strategies for adding numbers efficiently. 


⏰About 30 - 40 minutes to complete, including the starter activity and depending on the depth of discussion



Image by freepik

Activity Solutions & Supporting Materials

Common Core standards

2.OA 3.MD 2.NBT

Topics

2nd commutative property associative property grouping estimation

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