The Resource Room

Pre-algebra "extra help"  videos & links  (this page is a rough draft!)

 Chapter One
Annotated Powerpoints
    Click on these and open them. Then go to "slide show" and click "from beginning." You should get my voice as the show proceeds.

•  If the link doesn't work, paste that long address into the address bar to get there.
  
• Finding the Place Value of a Digit www.resourceroom.net/math/094help/094DigitPlaceValue.pptx
• What is a whole number? www.resourceroom.net/math/094help/094WhatIsWholeNumber.pptx
• Naming Small Numbers -- if you already know this, you don't need it for your 094 homework, but if you need the review, here it is :)
  http://www.resourceroom.net/math/094help/094namingsmallnumbers.pptx
  
• Naming bigger numbers - one group.   If figuring out 348,093,213 seems complicated, this breaks things down into smaller chunks. Give it a try :) http://www.resourceroom.net/math/094help/094naminglargernumbersonegroup.pptx
• Naming bigger numbers -- lots of groups (like the text problems) http://www.resourceroom.net/math/094help/094NamingLargerNumbersMoreGroups.pptx
  

• Introduction to integers - how can you *add* and end up with less? Let's have some coffee and find out.

• Adding Same Signed Integers - Or, why two negatives don't always make a positive.

• Adding Different Signed Integers - tug of war!

• Subtracting Integers -- part one -- subtracting from positive numbers.  This is another powerpoint (since it sounded better).
• Subtracting Positive Integers from Negative numbers 
• Egads!  6 - (-6)?  Subtracting negative numbers... how and why
  

• Absolute Value Basics - How to be absolutely positive about absolute value.
  
  

• AAA Math http://www.aaamath.com
  Lots and lots of practice with immediate feedback for many, many math computation skills

• "Fruity" Rounding - this is FUN! Uses the round cereal of your choice to teach the rounding procedure.




• The Number Line - These explanations of integers and absolute value are very verbal but lively and interesting. Could make the concepts "click" for some!

• http://www.funbrain.com/ Lots of math games here.

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