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Adding and Subtracting Fractions - Numerical and Variable Examples

Adding and Subtracding Fractions - Numerical Examples. In this video, I do a few examples of adding and subtracdting fractions.
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Duration : 0:7:36


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This entry was posted on Tuesday, July 7th, 2009 at 12:46 am and is filed under fractions. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.

13 Responses to “Adding and Subtracting Fractions - Numerical and Variable Examples”

  1. yuffie876 Says:
    July 7th, 2009 at 12:46 am

    you have nice …
    you have nice handwriting for a left handie = )

  2. SweetTouch93 Says:
    July 7th, 2009 at 12:46 am

    Great job, dude! …
    Great job, dude! You helped my sister and me since we’re both retards. :)

  3. heywat123 Says:
    July 7th, 2009 at 12:46 am

    Wow you helped me …
    Wow you helped me in my naplan test AloT!

  4. patrickJMT Says:
    July 7th, 2009 at 12:46 am

    i think is say:

    ‘x …
    i think is say:

    ‘x squared minus one is a difference of perfect squares’ - after watching to make sure : )

    that just means it factors!

    (x^2 - a^2) = (x - a) ( x + a ) is the difference of perfect square formula

  5. MikeMandt Says:
    July 7th, 2009 at 12:46 am

    I was blowin’ …
    I was blowin’ through this without a problem until you got to the last problem and said “Recall that x squared is a difference of perfect squares”… what does that mean? we havent really done much with squares yet in my course

  6. OrganicWebhead Says:
    July 7th, 2009 at 12:46 am

    You should think …
    You should think again. Ur basic math videos are some of the best math explanations i have seen. Ive been “devouring” your vids for the last 2days and its been fantastic and really helpfull.
    GREAT JOB =)

  7. patrickJMT Says:
    July 7th, 2009 at 12:46 am

    thanks. for some …
    thanks. for some reason, i do not think my basic math explanations are very good : ) i do watch my calc vids when i forget things though and think: good job! : )

  8. Syruscleat Says:
    July 7th, 2009 at 12:46 am

    Well explained our …
    Well explained our mathematical friend.

  9. patrickJMT Says:
    July 7th, 2009 at 12:46 am

    yes, i have video …
    yes, i have video for all casess - you can search or look on my website!

  10. jbulandres Says:
    July 7th, 2009 at 12:46 am

    oh my i was just …
    oh my i was just about to ask that.. and also FTC

  11. fldoughboy72 Says:
    July 7th, 2009 at 12:46 am

    Do you have …
    Do you have anything from L’Hopital’s Rule?

  12. patrickJMT Says:
    July 7th, 2009 at 12:46 am

    trying to hit some …
    trying to hit some of all of it : )

  13. petercourt Says:
    July 7th, 2009 at 12:46 am

    Such a big contrast …
    Such a big contrast in the stuff you teach, nothing wrong with that though. Useful :)

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