BURST SERIES: Developing fluency and part/whole relations to 100 (Grades 1, 2, and 3)

Name the Equation: Working within 100

This routine is designed to develop essential big ideas strategies in addition and subtraction. These include developing students’ fluency with the complements of 100 and relational thinking. 
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short and concise tutorial
Lesson Write-Up
Suggestions for differentiation 
Teaching Tools
Slide Deck

Resource Spotlight

This reasoning routine is featured in Early Childhood Math Routines: Empowering Young Minds to Think, by Antonia Cameron, Patricia Gallahue, and Danielle Iacoviello. Visit the Stenhouse website to purchase this must have resource for early childhood educators.

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