EPISODE · Apr 8, 2025 · 33 MIN
Ep 251: Foundations for Multi-Digit Addition & Subtraction Strategies
from Math is Figure-Out-Able! · host Pam Harris, Kim Montague
What kinds of tasks help students build multi-digit addition and subtraction strategies? In this episode Pam and Kim discuss how to sequence tasks to develop the foundational strategies and relationships for multi-digit addition and subtraction: Friendly numbers, place value, adjusting, the commutative property, decomposingTalking Points:Sequencing tasks is more than just moving from one page to the next in the teacher guideSample of three "messy" tasks to:develop number linesmake connections between addition and subtractionanalyze strategiessolidify a strategyFor more sequences, check out the Foundations for Strategies from Hand2mind!: https://www.hand2mind.com/item/foundations-for-strategies-multi-digit-addition-subtraction-small-group-kitCheck out our social mediaTwitter: @PWHarrisInstagram: Pam Harris_mathFacebook: Pam Harris, author, mathematics educationLinkedin: Pam Harris Consulting LLC
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What kinds of tasks help students build multi-digit addition and subtraction strategies? In this episode Pam and Kim discuss how to sequence tasks to develop the foundational strategies and relationships for multi-digit addition and subtraction: Friendly numbers, place value, adjusting, the commutative property, decomposing Talking Points: Sequencing tasks is more than just moving from one page to the next in the teacher guideSample of three "messy" tasks to:develop number linesmake connecti...
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Ep 251: Foundations for Multi-Digit Addition & Subtraction Strategies
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