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David Purnell

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United States - Georgia - Acworth

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Even though it doesn't belong to you, grabbing and keeping a student's attention is not a crime

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Grades

5^th

6^th

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Subject

Math

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MY FEATURED ITEMS

Statistical Questions

$3.50

Mean Absolute Deviation

$3.50

Negative Numbers: Understanding Their Use

$3.50

Tape Diagrams: Computing Parts of a Whole

$3.50

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Statistical Questions

By David Purnell

This 15-slide PowerPoint presentation encourages student involvement in trying to define, recognize, develop, and analyze statistical questions. It is in support of 6th grade math Common Core standard CCSS.Math.Content.6.SP.A.1 under the domain of

Subjects:

Statistics

Grades:

6^th

Types:

PowerPoint Presentations, Lesson

CCSS:

6.SP.A.1

$3.50

Digital Download PPTX (1.27 MB)

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Negative Numbers: Understanding Their Use

By David Purnell

This 26-slide PowerPoint presentation serves as an introduction to negative numbers. It begins with a simulation about sea level and leads into real-world examples of negative numbers that include temperature, golf scoring, and personal budget

Subjects:

Measurement, Numbers

Grades:

6^th

Types:

PowerPoint Presentations, Simulations, Lesson

CCSS:

6.NS.C.5

$3.50

Digital Download PPTX (1.14 MB)

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Distributive Property: Changing Expressions

By David Purnell

This 22-slide PowerPoint presentation demonstrates how to use common factors and the distributive property to change an expression. Addition problems involving whole numbers are changed into a multiplication problem which is the product of the

Subjects:

Applied Math, Basic Operations, Numbers

Grades:

6^th

Types:

PowerPoint Presentations, Simulations, Lesson

CCSS:

6.NS.B.4

$3.50

Digital Download PPTX (0.44 MB)

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Mean Absolute Deviation

By David Purnell

This 25-slide PowerPoint presentation describes what Mean Absolute Deviation is and how to calculate it. The lesson uses two sets of sample data that turn out to have the same mean & median and a common range. Mean absolute deviation is

Subjects:

Statistics

Grades:

6^th

Types:

PowerPoint Presentations, Simulations, Lesson

CCSS:

6.SP.B.5

$3.50

Digital Download PPTX (0.30 MB)

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Absolute Value: Distance & Magnitude

By David Purnell

This 18-slide PowerPoint presentation introduces students to the concept of absolute value. Material is presented that would satisfy Common Core standard CCSS.Math.Content.6.NS.C.7.C. The definition of absolute value is based on the distance from

Subjects:

Measurement, Numbers

Grades:

6^th

Types:

PowerPoint Presentations, Simulations, Lesson

CCSS:

6.NS.C.7c

$3.50

Digital Download PPTX (0.25 MB)

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Describing Data from Statistical Questions

By David Purnell

This 16-slide PowerPoint presentation reviews what a statistical question is and goes on to show how the data collected from answering a statistical question can be characterized by its center, spread, and shape. An example shows how starting with

Subjects:

Statistics

Grades:

6^th

Types:

PowerPoint Presentations, Lesson

CCSS:

6.SP.A.2

$3.50

Digital Download PPTX (0.48 MB)

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Tape Diagrams: Computing Parts of a Whole

By David Purnell

This PowerPoint presentation serves as an introduction to solving problems that involve finding parts of a whole by using tape diagrams. The process is clearly explained and modeled including examples using fractions and percents converted to

Subjects:

Basic Operations, Fractions, Word Problems

Grades:

6^th

Types:

PowerPoint Presentations, Simulations, Lesson

CCSS:

6.RP.A.3

$3.50

Digital Download PPTX (1.72 MB)

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Decimal Division

By David Purnell

This 19-slide PowerPoint Presentation teaches the process of dividing by a decimal number through long division. It is based on Common Core 6th grade math standard: CCSS.Math.Content.6.NS.B3. You could employ this instructional presentation anywhere

Subjects:

Word Problems, Decimals, Place Value

Grades:

6^th

Types:

PowerPoint Presentations, Simulations, Lesson

CCSS:

6.NS.B.3

$3.50

Digital Download PPTX (0.34 MB)

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Ordered Pairs: Quadrants & Signs

By David Purnell

This 16-slide PowerPoint presentation stresses quadrant location and the signs of the ordered pairs that fall into each particular quadrant. It assumes prior knowledge of plotting & identifying points in the coordinate plane. Examples lead

Subjects:

Graphing, Numbers

Grades:

6^th

Types:

PowerPoint Presentations, Simulations, Lesson

CCSS:

6.NS.C.6b

$3.00

Digital Download PPTX (0.09 MB)

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Numeric Data: Box Plots

By David Purnell

This 29-slide PowerPoint presentation covers the basics of Box Plots in good detail. The lesson is based on math Common Core standard CCSS.Math.Content.6.SP.B.4 under the domain of Statistics and Probability. It begins with a review on number lines.

Subjects:

Statistics

Grades:

6^th

Types:

PowerPoint Presentations, Simulations, Lesson

CCSS:

6.SP.B.4

$4.00

Digital Download PPTX (0.33 MB)

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Number Lines: Distance between Points

By David Purnell

This 23-slide PowerPoint presentation is recommended as useful instruction before learning to calculate distance between points in a coordinate plane (CCSS.MATH.CONTENT.6.NS.C.8). It is meant for students who have already learned about absolute

Subjects:

Graphing, Measurement, Numbers

Grades:

6^th

Types:

PowerPoint Presentations, Simulations, Lesson

CCSS:

6.NS.C.8

$3.00

Digital Download PPTX (1.44 MB)

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Numeric Data: Dot Plots

By David Purnell

This 12-slide PowerPoint presentation describes when you would use a dot plot and how you would construct it when you have numeric data. The presentation begins describing features of a number line in case students haven't worked with them before.

Subjects:

Statistics

Grades:

6^th

Types:

PowerPoint Presentations, Lesson

CCSS:

6.SP.B.4

$2.50

Digital Download PPTX (0.16 MB)

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Measurements of Center & Variability: Single Value Summarization

By David Purnell

This 20-slide PowerPoint presentation gives a description of what you would do with numeric data after you've gathered it. Topics include data types, ordering, tables, graphs, and measures of center & variability. The content is based on math

Subjects:

Statistics

Grades:

6^th

Types:

PowerPoint Presentations, Lesson

CCSS:

6.SP.A.3

$3.50

Digital Download PPTX (2.54 MB)

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Unit Rate: A Special Type of Ratio

By David Purnell

This 18-slide PowerPoint presentation introduces the concept of a unit rate. It assumes students have already learned about the concept of a ratio. The material is based on Common Core 6th grade math standard: CCSS.Math.Content.6.RP.A.2. The

Subjects:

Applied Math, Basic Operations, Fractions

Grades:

6^th

Types:

PowerPoint Presentations, Simulations, Lesson

CCSS:

6.RP.A.2

$3.50

Digital Download PPTX (1.90 MB)

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Assessment #1: GCF, LCM & Distributive Property

By David Purnell

This original 6-problem assessment can be used as a quiz to cover 6th grade Common Core standard: CCSS.Math.Content.6.NS.B.4 which covers GCF, LCM, and the distributive property. There are two problems in each category. For LCM there is one problem

Subjects:

Basic Operations, Numbers, Word Problems

Grades:

6^th

Types:

Assessment

CCSS:

6.NS.B.4

$1.75

Digital Download DOCX (0.08 MB)

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Ordered Pairs: Sign Changes & Reflections

By David Purnell

This 20-slide PowerPoint presentation tests and develops three rules involving reflections resulting from sign changes in an ordered pair. The three rules involve changing the x-coordinate sign only, changing the y-coordinate sign only, and changing

Subjects:

Graphing, Numbers

Grades:

6^th

Types:

PowerPoint Presentations, Simulations, Lesson

CCSS:

6.NS.C.6b

$3.50

Digital Download PPTX (0.29 MB)

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Greatest Common Factor

By David Purnell

This 28-slide PowerPoint presentation guides you through the process that leads to finding the greatest common factor of given numbers. It can be used for full class or individual instruction. The time you spend on this presentation depends on how

Subjects:

Basic Operations, Word Problems

Grades:

6^th

Types:

PowerPoint Presentations, Simulations, Lesson

CCSS:

6.NS.B.4

$3.50

Digital Download PPTX (0.27 MB)

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Statements of Inequality: Writing, Explaining & Interpreting

By David Purnell

This 16-slide PowerPoint presentation uses a three-step process to compare different numbers. Writing a statement of inequality using the numbers an correct inequality symbol is the 1st step. Explaining in words what the statement of inequality

Subjects:

Graphing, Numbers

Grades:

6^th

Types:

PowerPoint Presentations, Simulations, Lesson

CCSS:

6.NS.C.7a, 6.NS.C.7b

$3.50

Digital Download PPTX (0.19 MB)

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Absolute Value: Understanding Comparisons

By David Purnell

This 18-slide PowerPoint presentation goes deeper into understanding absolute value. It demonstrates the difference between comparing two numbers and comparing the absolute value of two numbers. Real-world examples are given to help students better

Subjects:

Applied Math, Numbers

Grades:

6^th

Types:

PowerPoint Presentations, Simulations, Lesson

CCSS:

6.NS.C.7d

$3.00

Digital Download PPTX (0.88 MB)

ADD TO CART

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Decimal Multiplication

By David Purnell

This 19-slide PowerPoint presentation develops the procedures used to multiply decimal numbers. This presentation is based on the 6th grade Common Core math standard: CCSS.Math.Content.6.NS.B.3. It can be used for class or individual instruction.

Subjects:

Basic Operations, Decimals, Place Value

Grades:

6^th

Types:

PowerPoint Presentations, Simulations, Lesson

CCSS:

6.NS.B.3

$3.50

Digital Download PPTX (0.58 MB)

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TEACHING EXPERIENCE

Booker T. Washington Middle School (1 year) Baltimore, MD; Marietta Sixth Grade Academy (7 years) Marietta, GA

MY TEACHING STYLE

I am adaptable to what works best for my students

HONORS/AWARDS/SHINING TEACHER MOMENT

Yet to be added

MY OWN EDUCATIONAL HISTORY

B.S. Applied Mathematics Georgia Institute of Technology

ADDITIONAL BIOGRAPHICAL INFORMATION

I also am an independent contractor for STATS, LLC (10 yrs) I record detailed sports statistics for major college & professional sports.

GRADES

5^th, 6^th

SUBJECTS

Math, Applied Math, Basic Operations, Fractions, Graphing, Measurement, Numbers, Statistics, Word Problems, Decimals, Place Value