LEARN NC

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

Goal 1

Number and Operations - The learner will understand and compute with rational numbers.

Objective 1.03

Develop flexibility in solving problems by selecting strategies and using mental computation, estimation, calculators or computers, and paper and pencil.

Resources aligned to this objective

Percent of a number
In CareerStart lessons: Grade seven, page 2.10
In this lesson for grade seven, students will act as fair planners ordering food for the Dixie Classic Fair. Students will calculate percentages to determine how much food to order.
Format: lesson plan (grade 7 Mathematics)
By Peggy Dickey and Barbara Turner.Adapted by Sharon Abell.

Resources on the web

Understanding Rational Numbers and Proportions
Students use real-world models to develop an understanding of fractions, decimals, unit rates, proportions, and problem solving. (Learn more)
Format: lesson plan (grade 5–7 Mathematics)
Provided by: National Council of Teachers of Mathematics
Travel in the Solar System
This lesson, from Illuminations, affords students the opportunity to think about two aspects of the time required to complete space travel within the Solar System. (Learn more)
Format: lesson plan (grade 6–8 Mathematics)
Provided by: National Council of Teachers of Mathematics
Real Estate Tycoon
Students design, “build,” and “sell” a house and then simulate investment of the profits in the stock market. (Learn more)
Format: lesson plan (grade 7 Mathematics)
Provided by: National Council of Teachers of Mathematics
Q T Pi Fashions - Learning About Credit Card Use
Students learn the joys and dangers of using credit as they help Credita, the main character in this activity, solve her credit problems. (Learn more)
Format: lesson plan (grade 6–8 Mathematics)
Provided by: National Council on Economic Education
The Product Game: Connections and extensions
In this lesson, one of a multi-part unit from Illuminations, students review strategies for playing the Product Game. In this game, players start with a set of given factors and then multiply to find the product. (Learn more)
Format: lesson plan (grade 6–7 Mathematics)
Provided by: National Council of Teachers of Mathematics
Playing the product game
In this lesson, one of a multi-part unit from Illuminations, students learn the rules of and play the Product Game, which challenges them to find a product of several numbers using a game board. (Learn more)
Format: lesson plan (grade 6–7 Mathematics)
Provided by: National Council of Teachers of Mathematics
More or less estimator
This activity allows the user to estimate quantities and sizes including the number of objects in a set, the lengths of a curve, and the area of a shape (Learn more)
Format: activity/lesson plan (grade K–12 Mathematics)
Provided by: Shodor
Making your own product game
In this lesson, one of a multi-part unit from Illuminations, students review strategies for playing the Product Game. (Learn more)
Format: lesson plan (grade 3–8 Mathematics)
Provided by: National Council of Teachers of Mathematics
Magic Squares
This lesson, from Illuminations, explores magic squares from both a historical and mathematical perspective. (Learn more)
Format: lesson plan (grade 6–7 Mathematics)
Provided by: National Council of Teachers of Mathematics
A Lunch-In Affair
Students apply previous learning to decision-making that involves purchasing and preparing at least a five-item menu. (Learn more)
Format: lesson plan (grade 6–8 Mathematics)
Provided by: National Council of Teachers of Mathematics
The highways or the byways: Mapping routes in North Carolina
In this lesson for seventh through ninth grade social studies and mathematics, students will use mathematical skills to choose the best routes for traveling around North Carolina. Students use internet resources for determining and plotting distance and ratio... (Learn more)
Format: lesson plan (grade 7–9 Mathematics and Social Studies)
Provided by: UNC Libraries
Fun with Baseball Stats
In this lesson, from Illuminations, students explore statistics surrounding baseball, and are exposed to connections between various mathematical concepts. (Learn more)
Format: lesson plan (grade 6–8 Mathematics)
Provided by: National Council of Teachers of Mathematics
Football finances
In this lesson, one of a multi-part unit from Illuminations, students analyze pictures of football stands to make estimates related to attendance at the Super Bowl, and then they make estimates about the television audience. (Learn more)
Format: lesson plan (grade 6–8 Mathematics)
Provided by: National Council of Teachers of Mathematics
Finding satisfactory solutions
Students apply creative solutions to problem solving in the context of a story problem. (Learn more)
Format: lesson plan (grade 6–8 Mathematics)
Provided by: American Association for the Advancement of Science
The factor game
In this Illuminations lesson, students play the Factor Game, which engages students in a friendly contest where strategies involve distinguishing between numbers with many factors and numbers with few factors. (Learn more)
Format: lesson plan (grade 3–8 Mathematics)
Provided by: National Council of Teachers of Mathematics
Counting Embedded Figures
Students look for patterns within a given figure, count embedded squares, rectangles, or triangles, attempt to form generalizations, and sharpen their algebraic thinking skills. (Learn more)
Format: lesson plan (grade 5–8 Mathematics)
Provided by: National Council of Teachers of Mathematics
Comparison estimator
This activity allows the user to compare two quantities (which may be the number of objects in each of two sets, the lengths of two curves, or the area of two shapes) by estimating. (Learn more)
Format: activity/lesson plan (grade K–12 Mathematics)
Provided by: Shodor
Classifying numbers
In this lesson, one of a multi-part unit from Illuminations, students use Venn diagrams to organize information about numbers. (Learn more)
Format: lesson plan (grade 6–8 Mathematics)
Provided by: National Council of Teachers of Mathematics
Airport Numbers
Students participate in activities in which they focus on the role of numbers and language in real-world situations. (Learn more)
Format: lesson plan (grade 6–8 Mathematics)
Provided by: National Council of Teachers of Mathematics