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Sep 30, 2025 10 min

Why Division is More Foundational Than Addition

from Tier 1 Interventions Hosted by Jonily Zupancic and Cheri Dotterer

In this powerful Level 2 episode of the Mastery Math Method series, math specialist Jonily Zupancic takes us deeper into the strategy of reordering math instruction for maximum impact. She challenges conventional wisdom by declaring that division is not just a late skill, but essential, even for little ones and strugglers. You’ll learn how division-based instruction—centered on sharing, questioning, and visual grouping—can accelerate mastery of all operations (addition, subtraction, multiplication), reduce instructional time, and increase student memory through her CES framework: Culture, Essentials, and Seasons. 🎯 Whether you're an OT, a special ed teacher, or a curriculum leader—this paradigm shift will change how you see math forever. 🔔 Subscribe for more Tier 1 math interventions, strategies, and training. 📅 Join the next Masterclass → https://disabilitylabs.com/calendar 💬 COMMENT BELOW: What’s YOUR take on starting with division? ⏱️ Chapters 00:00 – Welcome from Cheri & Introduction to Level 2 00:20 – Jonily's Disclaimer: This is a Level 2 Episode 01:30 – Who Should Care About Tier 1 Instruction 02:50 – The Mindset Shift: Teach for Behavior Change 03:15 – CES Framework: Culture, Essentials, Seasons 03:45 – Can We Start with Division? (Answer: Yes) 04:50 – Why Division Is More Essential Than Addition 05:50 – Mastery Math Method Masterclass Invitation 06:20 – Using Division to Teach All Operations 06:50 – You Don’t Pick the Essentials—Here’s Why 07:30 – Toddlers Understand Division (Sharing & Questions) 08:10 – How Traditional Schooling Kills Questioning 08:40 – Seasons Framework: Spaced Repetition for Retention 09:20 – Season 1: First 15 Days = Full Curriculum Exposure 09:50 – Seasons 2 and 3: Uplevel & January “Math in a Month” 10:40 – Why Most Students Can Master by January 11:15 – Littles? Adapt the Instruction, Don’t Replicate 11:45 – Sneak Peek: The Locker Problem is Coming Next 🎯 Ready to Change Math Outcomes in 10 Days? 👉 Join our FREE Masterclass for school leaders, teachers, and OTs: https://disabilitylabs.com/calendar 🎧 Prefer to Listen On the Go? Spotify Apple Podcasts Amazon/Audible 🔗 Stay Connected 🌐 Website: https://disabilitylabs.com/courses/mastery-math-bundle 📧 Disability Labs Community: https://disabilitylabs.com/community/3d-learning-lounge-1 🎙️ Credits: Host: Cheri Dotterer Co-Host: Jonily Zupancic Production: Disability Labs Podcast Network 🧠 Resources Mentioned: Mastery Math Method Level One (Lifetime Access): https://disabilitylabs.com/courses/mastery-math-bundle Mastery Math Method Level Two (Annual Subscription): https://disabilitylabs.com/courses/mastery-math-method-group-coaching ⚠️ Disclaimer: The content shared in this video is for educational purposes only and does not replace your district’s policies or individualized education plans. Always consult with your instructional team before implementing new strategies. 🏷️ Hashtags #Tier1Interventions #MathIntervention #MasteryMathMethod #TeachingStrategies #SpecialEducation #MTSS #NeurodiverseLearning #Jonily #Cheri

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Why Division is More Foundational Than Addition

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This episode is 10 minutes long.

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This episode was published on September 30, 2025.

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