Taking the paper out of math

Preview:

This task draws students' attention to how division can be represented in an area model, and how each part of a division statement corresponds to the area model.

Grade:

Grade 4

Task Type:

Connecting Representations

Source:

Big Idea:

Grade 4: Development of computational fluency and multiplicative thinking requires analysis of patterns and relations in multiplication and division.

Content:

understanding the relationships between multiplication and division, multiplication and addition, division and subtraction
using flexible computation strategies (e.g., decomposing, distributive principle, commutative principle, repeated addition and repeated subtraction)
using multiplication and division in real-life contexts and problem-based situations
whole-class number talks

Curricular Competency:

Reasoning and analyzing: Develop mental math strategies and abilities to make sense of quantities

Understanding and solving: Develop, demonstrate, and apply mathematical understanding through play, inquiry, and problem solving

Understanding and solving: Visualize to explore mathematical concepts

Understanding and solving: Develop and use multiple strategies to engage in problem solving

Communicating and representing: Communicate mathematical thinking in many ways

Communicating and representing: Use mathematical vocabulary and language to contribute to mathematical discussions

Communicating and representing: Explain and justify mathematical ideas and decisions

Communicating and representing: Represent mathematical ideas in concrete, pictorial, and symbolic forms

Connecting and reflecting: Reflect on mathematical thinking

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