Unit 2 Lesson 15 – Estimating
Square Roots
Standard
8.NS. 2. Use
rational approximations of irrational numbers to compare the size of irrational
numbers, locate them approximately on a number line diagram, and estimate the
value of expressions (e.g., π2).
Objective
SWBAT understand that square roots of nonsquare numbers are
irrational numbers
and will show mastery by completing an exit slip with 80%
proficiency.
Whole Group – 20 min
·
Review Agenda
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Do Now
·
Opening
o Slide 1: Make Squares.
o Copy Objective from blog.
Station expectations – 30 min (15 min
each)
Collaborative
|
Independent
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·
Work
Time
o Slide 3: Square Root of 2.
o Slide 4: Explore Square Roots.
o Slide 5: Square Root of 5.
o Slide 6: Square Root of 8.
o Slide 7: On a Number Line.
o Slide 8: Prepare a Presentation.
·
Ways
of Thinking
o Slide 9: Make Connections.
·
Summary
Of The Math
o Slide 9: Exponent Properties
|
o Username
– first initial last name
o Password
– last name
·
If
you finish early practice your multiplication facts: Study Stack on class
blog.
WORK ON YOUR SPEED AND ACCURACY!
Record your SPEED and ACCURACY
on your notes.
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Whole Group – 20 min
·
Reflection
o Slide 11:
Reflect On Your Work.
·
Exit
Slip
o Quizizz – Click Here
Homework – Click Here
- 24.