Monday, May 31, 2010
Math 6 (Class 171)
Lesson Title
Investigation 3: Estimating with Factions and Decimals
Overview
In today’s class students ramp up the level of the game “Getting Close”, pushing themselves to estimate sums of decimals or fractions to the nearest 0.5 unit.
Textbook Sections
Problem 3.2 (Txt. p. 33) Getting Even Closer
Vocabulary
tiling
regular polygon
polygon
pentagon
hexagon
octagon
angle ruler
precisely
vertex
Key Attitudes
Willingness to work as a group to help meet individual and group goals.
Enduring Understandings
Changes in various parameters have specific effects on graphs of parent functions in the coordinate plane.
Essential Question
What makes an estimate reasonable?
What makes an answer exact?
What makes a strategy both effective and efficient?
Key Knowledge
A sale price can be expressed as a percent discount.
Some fractions can be represented by terminating decimals and some can not.
Key Skills
I can make quick and accurate estimates comparing fractions and decimals.
Turn-In (#-1)
No Homework
Handouts
No Handouts Posted
Assignment
ACE p.35 #5 to 13 (You do not have to explain your reasoning) and 20 (You do need to explain your reasoning).
Disclaimer- The assignment as stated in class is the official assignment. Every effort is made to keep this posting accurate, but you should refer to what was stated in class as the final word.
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