Dot ImageA dot image gives students the opportunity to see connections between operations and visualize the properties of operations by counting a set of dots in many ways. |
Image par pointsUne image par points donne aux étudiants la possibilité de voir les connexions entre les opérations et de visualiser les propriétés des opérations en comptant un ensemble de points de différentes manières. |
What is dot image?Students look at a set of dots and share how many dots they see and how they see them. Students share their strategies.
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What it looks like:• Solved mentally
• 5 to 15 minutes • Classroom conversations |
Why dot image?• Computational fluency
• Number sense • Critical Math reasoning skills • Relationships between numbers • Identifying efficient math strategies |
Questions from the teacher:
What is the answer ? Does anyone see a different answer ? How did you count them? What were some of the strategies you used? |
Question du prof:
Quelle est la réponse ? Est-ce que quelqu'un voit une réponse différente? Comment est-ce que tu as compté? Quelles étaient certaines des stratégies que tu as utilisées? |
https://www.teachingchannel.org/video/dot-image-math-lesson (Math video from the Teacher Channel)