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Number Sense with GeoGebra - Step-by-Step Students Learn Number Sense with GeoGebra

 == You do NOT need to install GeoGebra to use these files === but it's free and great so here's the link: Get GeoGebra

      GeoGebra-Math247    (Links to all GeoGebra resources on this site.)

      Latest posts - Activity 1 - Number Line          How to copy the link         How to use zipped files?

Inequalities on the Number Line - updated Jan2009  Index to online interactivities for Inequalites on the Number Line     Online activity and metadata User interacts in different ways with inequalities on the number line! Level: 7th grade and up - Number Sense / Algebra and Functions Keywords: inequality, number line, numberline, graphing, intersection
Activity 1 - Number Line Do Part 1: Adding Natural Numbers Do Part 2: Subtracting Natural Numbers Do Part 3: Adding & Subtracting Integers - Part A Do Part 4: Adding & Subtracting Integers - Part B Do Part 5: Subtracting Negative Numbers Do Part 6: Subtracting Integers from a Negative Do Part 7: Adding & Subtracting Integers - ALL See also: ExamView Question Bank - Number Lines (35 dynamic questions) Learning in this activity: Uses GeoGebra to relate addition and subtraction of integers to the corresponding operation on the number line. (It is also a good way to introduce 1D vectors.)
GeoGebra Menus   - Lists of open menus wiith tool-icon and commands positions          in a handy two-page handout - pdf format. pdf file (US) pdf file  (A4)

How to copy the link

• Right-click on "Do the Lesson!"
• Select "Copy link location
• Go to where you want to paste the link
• Right-click and select "Paste"

How to use zipped files

• One-time
  • Make a new folder.
  • Download: Images_etc.zip (zip of images and geogebra-javascript files)
  • Unzip this file into your new folder.
• Each lesson
  • Download the zipped file of the lesson you want.
  • Unzip it into this same folder (automatically creates subfolders)

    Math247 GeoGebra (links to all GeoGebra resources on this site)   Got something special you want to see or show?  Contact me.