
INTERMATH  Rational Numbers Workshop 



Program:  Rational Numbers  Summer, 2008 
Location:  Atlanta Public Schools 
Instructor and Contact Information: 
Rachael Brown brownra@uga.edu 
WORKSHOP OBJECTIVES
The purpose of this course is for teachers to:
 Develop mathematical content knowledge
 Explore mathematical investigations using technology
 Become more proficient with technology for mathematical problem solving
 Align mathematical investigations with Georgia Performance Standards
The participants in this course will be expected to:
 Complete 10 writeups and align work with the GPS's
 Here is a template for your writeups (in Word format).
 Here is a sample writeup.
 Complete 2 lesson plans aligning with GPS's
 Here is a template for your lesson plan (in Word format).
 Write a reflection and email it to the instructor after each class meeting
PERFORMANCE INDICATORS
As a result of this course, participants will demonstrate their ability to:
PARTICIPANTS
















COURSE SCHEDULE AND SYLLABUS
Monday, June 9 Day 1 Parts
 Introduction to InterMath
 Talking Points Quiz
 Group investigations
Surrounding Numbers
Introduction to Fraction Bars
 Individual Investigation
Land Dispute
Fractional Parts
Pandigital Fraction
Beaker Comparison
Tuesday, June 10 Day 2 Parts of Parts
 Group investigations
Where is that Fraction?
Fraction Situations
 Individual Investigations:
Exploring Multiplication with Fractions
Can you tell?
Fraction Figures
Let's Operate on Fractions
Wednesday, June 11 Day 3 Pesky Parts I
 Group Investigations
Cans and Containers
Exploring Division with Fractions
 Individual investigations
Division Pattern
Jacob's Idea
Thursday, June 12 Day 4 Pesky Parts II
 Group investigations
What does 3 divided by 1/2 look like?
 Individual Investigations
Friday, June 13 Day 5 Decimal Multiplication
 Group Invesigations
Estimating the Point
Decimals as Arrays
 Individual Investigations
Decimal Diagram
Moving the Point
BaseTen Block Multiplication
Partial Products & Decimals
Monday, June 16 Day 6 Decimal Division
 Group Investigations
Two Models of Decimal Division
Let's Help Ms. Lee
 Individual Investigations
Cliff or Evelyn?
Joel's Solution
Two Interpretations of Decimal Division
Tuesday, June 17  Day 7 Ratios and Difference between Ratios and Fractions
 Group Investigations
Adding Ratios
Which is Larger?
Jumping Monkeys
 Individual Investigations
Boys and Girls in the Class
Mathematics Football Players
Laurel's Muffins
Ratio of a + b to b + c
Wednesday, June 18 Day 8 Proportional Situations
 Group Investigations
Math & Cookies
Proportions and Graphs
 Individual Investigations
Which Movie is Best?
Fair Share
Drink Mixes
Intersecting Chords
Thursday, June 19 Day 9 Inverse Proportions
 Group Investigations
Exploring Rectangle Properties
Inversely Proportional
 Individual Investigations
Camera Lens Aperture
Volume and Pressure
Friday, June 20 Day 10 Mathematical Connections
 Group Investigations