Standards Framework Template – Math
Grade: 8
Common Core/Essential
Standard #:
8.NS.2
Course: Math 8
Unit: The Number System
Description:Use rational approximations of
Instructional Days:
irrational numbers to compare the size of
irrational numbers, locate them approximately
on a number line diagram, and estimate the
value of expressions
Learning Targets:
Recommended Resources:
Estimate the value of expressions. Use reasoning to determine
Kuta Math Program
between which two consecutive whole numbers a square root will
Holt 8th Grade Math: Course 3:
fall. Plot estimated value for an irrational number on a number line. Prentice Hall Textbook and Workbook
Estimate the value of an irrational number by rounding to a specific
place value.
http://www.glencoe.com/sec/math/msmath/mac04/course3/index.php/va/2005
http://www.mathsisfun.com/irrational-numbers.html
References
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xponents are not on the level. (n.d.). Mathstuff. Retrieved June 17, 2011, from
http://www.mathnstuff.com/math/spoken/here/2class/210/laws.htm
Heron's formula for the area of a triangle. (n.d.). Math Open Reference.
Retrieved June 17, 2011, from
http://www.mathopenref.com/heronsformula.html
Illuminations: Resources for Teaching Math. (n.d.). Illuminations. Retrieved
June 17, 2011, from http://illuminations.nctm.org/
Irrational Numbers. (n.d.). Math is Fun. Retrieved June 17, 2011, from
http://www.mathsisfun.com/irrational-numbers.html
Multiplying and Dividing in Scientific Notation. (n.d.). Ohio Department of
Education. Retrieved June 20, 2011, from
http://ims.ode.state.oh.us/ODE/IMS/Lessons/Web_Content/CMA_LP_S01_BI_
L08...
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Principles and standards for school mathematics. (2000). Reston, VA: National
Council of Teachers of Mathematics.
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Pre-algebra review topic: Line-up cards. (n.d.). Oswego City School District
Regents Exam Prep Center. Retrieved June 17, 2011, from
http://regentsprep.org/Regents/math/ALGEBRA/AOP1/Tcards.htm
Media Mill: Region 11 training: Multiplying by 10. (n.d.). CLA Media Mil :
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Standards Framework Template – Math
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Schielack, J. F. (2010). Focus in grade 8: teaching with curriculum focal points.
Reston, VA: National Council of Teachers of Mathematics.
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Scientific notation 2. (n.d.). Khan Academy. Retrieved June 19, 2011, from
http://www.khanacademy.org/video/scientific-notation-2?playlist=Algebra%...
TAKS Released Tests. (n.d.). Texas Education Agency . Retrieved June 17, 2011,
from http://www.tea.state.tx.us/student.assessment/taks/released-tests/
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Essential Terminology:
Rational number, Irrational number
University of Minnesota. Retrieved June 19, 2011, from
http://mediamill.cla.umn.edu/mediamill/display/75023
Released Test Questions. (n.d.). California Department of Education. Retrieved
June 17, 2011, from www.cde.ca.gov/ta/tg/sr/documents/cstrtqmath7.pdf
Rules for Significant Figures. (n.d.). University of Wisconsin: Eau Claire.
Retrieved June 19, 2011, from
www.uwec.edu/carneymj/Adobe%20handouts/Significant%20Figures.pdf
Weidemann, W., Mikovch, A. K., & Hunt, J. B. (2001). Using a Lifeline to Give
Rational Numbers a Personal Touch. Mathematics Teaching in the Middle
School, 7(4), 210.
Online (only links specific to this standard):
Activity: Game: Numbers and Operations Flip Flop
Practice: Comparing Rational Numbers #1
Practice: Comparing Rational Numbers #2
Practice: Order of Operations Investigation
Practice: Order of Operations Quiz
Practice: Order of Operations
Standards Framework Template – Math
Practice: Scientific Notation: 50 problems from schoolhousetech.com
Student Notes: Objective: Simplifying Numeric Expressions using Order of Operations
Student Notes, Practice, and Teacher Notes: Objective: Equivalent Forms of Rational
Numbers: Fractions, Decimals, Percents, and Scientific Notation
Internet: Game: Changing Fractions and Decimals into Percents - Millionaire style
Internet: Notes/Practice on Order of Operations
Internet and Activity: Interactive Activity on Order of Operations
Internet: Matho 2 Game: Order of Operations
Internet: Notes on Fractions, Decimals, and Percents
Internet and Student Notes: Student Notes on Conversions
Internet: Concentration Game: Equivalent Relationships
Internet: How-to videos on Order of Operations
Student Notes: Promethean: Real Number classifications - Always, Sometimes, Never
flipchart
Student Notes: Promethean: Rational and Irrational Numbers flipchart
Activity: Real Numbers Webquest
Teacher Notes: Real Number System Notes and Diagram
Teacher Notes: Real Number System Quiz
Internet: 10 question self-checking quiz on identifying Real Numbers (studyzone.org)
Internet: Nice short tutorial on the Real Number system with example problems (Univ.
Standards Framework Template – Math
Iowa)
Internet: Real Number flashcards - vocabulary words/definitions (quizlet.com)
Essential Readings:
http://www.nctm.org/publications/article.aspx?id=19962
Essential Question: In what ways can rational numbers be useful?
Activating Strategy:
Suggested Instructional Tasks:
Literacy Component: Reading
Writing
Summarizing Strategy:
Support for Differentiation:
ELL
http://www.scimathmn.org/stemtc/framewo
rks/811a-rational-irrational-real-numbers
EC
http://www.scimathmn.org/stemtc/framewor
ks/811a-rational-irrational-real-numbers\
Sample Formative Assessment (aligned to Learning Target):
AIG
http://www.scimathmn.org/stemtc/frameworks/811arational-irrational-real-numbers