Representing 123
Free to teach as-is. Adapt it for your group in about two minutes.
Adapt this lesson for your groupObjective
I can represent the number 123 using base-ten blocks and expanded form.
Part 1 of 3
Warm-up video
Scratch Garden · 7:49
We don't generate video — this one is by Scratch Garden on YouTube. The practice questions and exit ticket below were drafted by AI for this objective, and every question is editable in the teacher guide.
Part 2 of 3
Practice
7 questions
Draw base-ten blocks to represent the number 123. Be sure to label the hundreds, tens, and ones.
Write the number 123 in expanded form.
Part 3 of 3
Exit ticket
Quick comprehension check
“Show one way to decompose the number 7 using apples.”
Sample answer included in the free materials
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Teacher guide, student handout, and slides — free, in Google Docs format
Teacher Guide
Complete lesson plan with answer keys and alternate activities
Student Handout
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