Course 2 Online!
Henrico County Public Schools, Virginia
7.1d - Square Roots
Number, Number Sense, Computation and Estimation

Measurement and Geometry

Probability, Statistics, Patterns, Functions, and Algebra

SOL Review Materials
*Items measuring these SOL will be completed without the use of a calculator.
Number and Number Sense
Focus: Proportional Reasoning


The student will
d)   determine square roots. 
Essential Knowledge and Skills 
  • Determine the square root of a perfect square less than or equal to 400.
Essential Understandings
  • How is taking a square root different from squaring a number? Squaring a number and taking a square root are inverse operations.
Vertical Articulation
  • SOL 6.5 - investigate/describe positive exponents, perfect squares
  • SOL 8.5ab - a) determine if a number is a perfect square; b) find two consecutive whole numbers between which a square root lies
  • SOL A.3 - express square roots/cube roots of whole numbers/the square root of monomial algebraic expression (simplest radical form)
Instructional Materials
  1. VDOE Enhanced Scope and Sequence Lesson: Square Roots (PDF)
  2. Notes: Perfect Squares and Square Roots (flipchart)
  3. Activity: Perfect Square/Square Root Memory Game
    1. Memory Game (flipchart)
Real World Lessons
Practice
  1. Worksheet: Square Roots (pdf)
SOL Mini Quiz
  1. SOL 7.1d Mini Quiz: Square Roots (pdf) | (doc)
Skills
  1. Worksheet: Perfect Squares & Square Roots Word Problems (doc)
Videos
  1. Learn Alberta: Exploring Square Roots Video (Video Interactive)
  2. YouTube: Perfect Squares and their Roots
Explore Learning
  1. Square Roots: Explore the meaning of square roots using an area model. Use the side length of a square to find the square root of a decimal number or a whole number.
Websites
  1. Illuminations: Square Root and Perfect Square Lesson with Manipulatives
  2. Illuminations: In Search of Perfect Squares
  3. Learn Alberta: Exploring Square Roots (Object Interactive)
  4. WisWeb: Checkerboard
  5. XPMath: Perfect Square and Square Roots Game
  6. XPMath: Square Root Cannon Game
  7. CRCTLessons: Perfect Squares Game
  8. Internet4Classrooms: Perfect Squares and Square Roots Practice
  9. StudyStack: Square Root Practice
VDOE Interventions
  1. VDOE Algebra Readiness Curriculum Companion: Exploring Whole Numbers - (SOL 7.1bd) The lessons focus on solving problems that use whole number operations, prime and composite numbers, odd and even numbers, perfect squares and square roots. (pdf)
Common Core Standards
6.NS.7b
6.NS.7d
8.EE.1
8.EE.2
8.EE.3
8.EE.4