LEARN NC

K–12 teaching and learning · from the UNC School of Education

Goal 5

Algebra - The learner will demonstrate an understanding of simple algebraic expressions.

Objective 5.04

Use graphs, tables, and symbols to model and solve problems involving rates of change and ratios.

Resources aligned to this objective

Resources on the web

Everything balances out in the end
In this unit of three lessons, from Illuminations, students use a pan balance to study equality, order of operations, numerical and variable expressions and other key algebraic concepts. (Learn more)
Format: lesson plan (grade 6–7 Mathematics)
Provided by: National Council of Teachers of Mathematics
Difference of Squares
Students explore arithmetic statements leading to a result that is the factoring pattern for the difference of two squares. (Learn more)
Format: lesson plan (grade 6 Mathematics)
Provided by: National Council of Teachers of Mathematics
Constant dimensions
In this Illuminations lesson, students measure the length and width of a rectangle using both standard and non-standard units of measure. In addition to providing measurement practice, this lesson allows students to discover that the ratio of length to width... (Learn more)
Format: lesson plan (grade 6–8 Mathematics)
Provided by: National Council of Teachers of Mathematics
Commutative rectangle
In this lesson, one of a multi-part unit from Illuminations, students investigate the concepts of identity, inverse, commutativity, and associativity using a geometric model. (Learn more)
Format: lesson plan (grade 6 Mathematics)
Provided by: National Council of Teachers of Mathematics
Burning questions
In this lesson, one of a multi-part unit from Illuminations, students use information from a quiz, along with what they learned in the previous four lessons, to write a summary and finalize a property sketch demonstrating their understanding of wildfires. (Learn more)
Format: lesson plan (grade 6–8 Mathematics)
Provided by: National Council of Teachers of Mathematics
Birthdays and the Binary System: Exploring Binary Numbers in a Real-World Application
This lesson revolves around patterns and place value in the binary system. Students are drawn into mathematics by the “magical” ability to guess an unknown number and by the use of birthdays. (Learn more)
Format: lesson plan (grade 4–6 Mathematics)
Provided by: National Council of Teachers of Mathematics
Beyond handshakes
In this lesson, one of a multi-part unit from Illuminations, students explore triangular numbers. This exploration enhances students' ability to generalize a pattern with variables. (Learn more)
Format: lesson plan (grade 6–8 Mathematics)
Provided by: National Council of Teachers of Mathematics
Aluminum Cans
Students gather and graph information about their use of aluminum cans, and then interpret the data, including finding and displaying the mean. (Learn more)
Format: lesson plan (grade 5–8 Mathematics)
Provided by: National Council of Teachers of Mathematics
Algebra in balance
In this lesson, one of a multi-part unit from Illuminations, students use an interactive pan balance tool to explore algebraic expressions. They determine if algebraic expressions are equal and balance pans to solve a system of equations. (Learn more)
Format: lesson plan (grade 6–8 Mathematics)
Provided by: National Council of Teachers of Mathematics