# Keywords: Algebraic Thinking (8)

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Task Description: Students are asked to demonstrate the different possible combinations when ... (more)

Task Description: Students are asked to demonstrate the different possible combinations when placing 6 books on 2 shelves. Books on Shelves is the culminating task in a multi-week unit focused on operations and algebraic thinking. Students demonstrate mastery by completing the Books on Shelves task in one class period. (less)

Subject:
Mathematics and Statistics
Material Type:
Assessments
Lesson Plans
Collection:
New York City Department of Education
Provider:
The New York City Department of Education
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# Pan Balance

Build up to algebraic thinking by exploring this balance tool using shapes ... (more)

Build up to algebraic thinking by exploring this balance tool using shapes of unknown weight. Challenge yourself to find the weight of each shape in one of six built-in sets or a random set. (less)

Subject:
Mathematics and Statistics
Material Type:
Activities and Labs
Interactive
Collection:
Illuminations
Provider:
National Council of Teachers of Mathematics

# Pick Two

The purpose of this task is for students to select 2 numbers ... (more)

The purpose of this task is for students to select 2 numbers from a set of 3 that sum to 9. The task can be completed for sums equaling any number. Teachers may choose to ask students to write the simple equations they select. (less)

Subject:
Mathematics and Statistics
Material Type:
Activities and Labs
Collection:
Illustrative Mathematics
Provider:
Institute for Mathematics and Education
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# What's Missing?

The words compose and decompose are used to describe actions that young ... (more)

The words compose and decompose are used to describe actions that young students learn as they acquire knowledge of small numbers by putting them together and taking them apart. This understanding is a bridge between counting and knowing number combinations. It is how instant recognition of small numbers develops and leads naturally to later understanding of fact families. This task helps them develop an understanding of number combinations. (less)

Subject:
Mathematics and Statistics
Material Type:
Activities and Labs
Collection:
Illustrative Mathematics
Provider:
Institute for Mathematics and Education
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# 2002 llaF ,gnivloS melborP gnireenignE dna sretupmoC ot noitcudortnI

.desu si egaugnal gnimmargorp avaJ ehT .gninnalp dna ,tnemeganam ,ecneics ,gnireenigne ni ... (more)

.desu si egaugnal gnimmargorp avaJ ehT .gninnalp dna ,tnemeganam ,ecneics ,gnireenigne ni smelborp gnivlos rof seuqinhcet gnipoleved no si sisahpmE .scipot decnavda detceles dna scihparg retupmoc ,gnihcraes dna gnitros ,serutcurts atad ,sdohtem laciremun ,secafretni resu lacihparg ,stpecnoc gnimmargorp revoc smelborp gnimmargorp ylkeeW .esruoc eht fo sucof eht si tnempoleved dna ngised erawtfos detneiro-tcejbO .snoitacilppa cifitneics dna gnireenigne rof sdohtem lanoitatupmoc dna tnempoleved erawtfos latnemadnuf stneserp esruoc sihT (less)

Subject:
Science and Technology
Material Type:
Assessments
Full Course
Homework and Assignments
Lecture Notes
Syllabi
Collection:
MIT OpenCourseWare
Provider:
M.I.T.
Author:
George Kocur
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