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 non-negative 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

Resources on the web

Making your first million
In this lesson, one of a multi-part unit from Illuminations, students attempt to identify the concept of a million by working with smaller numerical units, such as blocks of 10 or 100. (Learn more)
Format: lesson plan (grade 3–6 Mathematics)
Provided by: National Council of Teachers of Mathematics
Investigating fractions with pattern blocks
This lesson, one of a multi-part unit from Illuminations, promotes problem-solving and reasoning with fractions as students investigate the relationships between various parts and wholes. (Learn more)
Format: lesson plan (grade 3–5 Mathematics)
Provided by: National Council of Teachers of Mathematics
Hopping on the number line
In this lesson, one of a multi-part unit from Illuminations, students generate products using the number line model. (Learn more)
Format: lesson plan (grade 3–5 Mathematics)
Provided by: National Council of Teachers of Mathematics
Get the Picture--Get the Story
Students explore the connections between mathematics and football. (Learn more)
Format: lesson plan (grade K–5 Mathematics)
Provided by: National Council of Teachers of Mathematics
Fun with fractions: Looking back and moving forward
In this lesson, one of a multi-part unit from Illuminations, students use a fraction applet to construct various fractions when given the fraction in standard form. (Learn more)
Format: lesson plan (grade 3–5 Mathematics)
Provided by: National Council of Teachers of Mathematics
Fun with fractions set model: Looking back and moving forward
This lesson, one of a multi-part unit from Illuminations, gives students another opportunity to explore fractions using the set model. (Learn more)
Format: lesson plan (grade 3–5 Mathematics)
Provided by: National Council of Teachers of Mathematics
Finding multiplication patterns
In this lesson, one of a multi-part unit from Illuminations, students explore commutative properties, examine patterns when one factor is 6, and record known facts. (Learn more)
Format: lesson plan (grade 3–5 Mathematics)
Provided by: National Council of Teachers of Mathematics
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
Exploring the value of the whole
In this lesson, one of a multi-part unit from Illuminations, students consider the size or value of the same fraction when different “wholes” are compared. This lesson promotes problem-solving and reasoning as the students compare similar fractions. (Learn more)
Format: lesson plan (grade 3–5 Mathematics)
Provided by: National Council of Teachers of Mathematics
Expanding our pattern block fraction repertoire
In this lesson, one of a multi-part unit from Illuminations, students expand the number of fractions they can represent with pattern blocks by increasing the whole. (Learn more)
Format: lesson plan (grade 3–5 Mathematics)
Provided by: National Council of Teachers of Mathematics
Every breath you take
This lesson, one of a multi-part unit from Illuminations, focuses on problem solving, reasoning, and communication skills. This lesson enables students to see connections among various mathematical concepts and principles in the real world. (Learn more)
Format: lesson plan (grade 3–5 Mathematics)
Provided by: National Council of Teachers of Mathematics
Eggsactly with eighteen eggs
In this lesson, one of a multi-part unit from Illuminations, students continue to examine fractions as part of a set. (Learn more)
Format: lesson plan (grade 3–5 Mathematics)
Provided by: National Council of Teachers of Mathematics
Create an address number: Grades 5-6
In this lesson, one of a multi-part unit from Illuminations, students look for all the possible solution sets for a mathematics problem involving a three-digit house number. (Learn more)
Format: lesson plan (grade 5–6 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
Collecting the rays
In this lesson, from Illuminations, students explore how variations in solar collectors affect the energy absorbed. They make rectangular prisms that have the same volume but different linear dimensions. (Learn more)
Format: lesson plan (grade 3 Mathematics and Science)
Provided by: National Council of Teachers of Mathematics
The clucking chicken
In this lesson, students choose meals from a sample menu, construct a box plot and use the data to find the mean, mode, median, and range of the data set. (Learn more)
Format: lesson plan (grade 4–5 Mathematics)
Provided by: National Council of Teachers of Mathematics
Class attributes
In this lesson, one of a multi-part unit from Illuminations, students create their own classroom survey or use the reproducible classroom Survey handout to study the class and describe the set (class) in fractional parts. (Learn more)
Format: lesson plan (grade 3–5 Mathematics)
Provided by: National Council of Teachers of Mathematics
A brownie bake
This lesson, one of a multi-part unit from Illuminations, focuses on student organization, preparation, and presentation of some simple foods as a way to apply various mathematical concepts, with problem-solving techniques being a central theme. (Learn more)
Format: lesson plan (grade 3–5 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