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Common Core 4.NBT.B.5 activities for SMART Notebook
Napier's Bones - A Manipulative for Understanding the Multiplication Algorithm
SMARTBOARD presentation outlining the history and development of Napier's Bones, also known as Napier's Rods, which are used to help students understand the algorithm for multiplication. Students can manipulate the digital 'rods' given in the presentation. Using the directions given, students can also make their own rods for personal use to solve multi-digit multiplication problems. Connecting Napier's Bones with lattice multiplication is another way to transition students to doing the traditio
Subjects:
Grades:
3rd - 6th
Practicing Lattice Multiplication!
**This is a free product! Please take the time to leave feedback if you use it!**
This SmartBoard lesson is a great tool to use after introducing the lattice multiplication strategy to your student(s). I have included scaffolds so that students have the right number of supports as they work to increase their independence in using this strategy. Supports include dragging repopulating numbers and guiding green arrows for help in adding. The numbers used are each two digits, and the problem is set
Subjects:
Grades:
3rd - 6th
CCSS:
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