More Math Fun

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Math Comics
Math Quotes
Arrange numbers so that...
Find the missing number
Hit the target!
Separating the Turkeys
Graph Paper and Number lines for the Smartboard
What number belongs in each area so...
28 divided by 7 can't be 13! CAN IT?
142857 A Magic Number?
Number Fun!
Puzzle: Chess players
Puzzle:How many pages?
Alphametrics
Christmas Puzzles
Hints on solving equations...
Chaos with a ruler, die and pencil!
Combinations - Pascal's Triangle


knepfle.blogspot.com

Animated Whiteboard Presentations

MEAN, MEDIAN and MODE

Please click on video to enlarge!

(Mean Median Mode)

To see a larger view of the video,
Click on the BOTTOM RIGHT CORNER.
  The video will FILL THE SCREEN.
To get BACK to the SMALLER VIEW
HIT the "ESC" button on your keyboard

OTHER VIDEOS:

While listening to the EAGLES "Take it to the LIMIT!" a new

video was begging to be made:

http://math.knepfle.com/take_to_the_limit.html

SOMETHING NEW FOR ME (Animated Whiteboard presentations):

VIDEO - on Problem 45

VIDEO - on Roots and Absolute Values

VIDEO - Adding Radicals

VIDEO - Two Ways to do a Fraction with Radicals

VIDEO - on using Conjugates

VIDEO - on when to simplify a radical

Square Roots - Pre-Calculator

How SQUARE ROOTS were determined before the Calculator:

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How to Factor

How to FACTOR:
1) Pull out the GCF (UNDISTRIBUTE)
2) If there are TWO TERMS
- SQ minus SQ can be factored into
(A-B)(A+B)
- SQ plus a SQ is unfactorable
3) If THREE TERMS
 unFOIL or un FACE
(……+-…….)(……+-…….)
4) FOUR or more TERMS group
2 terms at a time then Undistribute

Reviewing the DISTRIBUTIVE PROPERTY

A quick review of FOILing.

SOLVING EQUATIONS USING FACTORING:

https://youtu.be/W80cYtPwPtw

http://youtu.be/VNRnYALc8BI

Solve using Factoring (or Quad. Formula)

WATCH THE VIDEO for the problem above:

WATCH THE VIDEO for the problem above:

WATCH THE VIDEO for the problem above:

WATCH THE VIDEO for the problem above:

Simultaneous LINEAR equations

Solving Systems of Equations.
Solving a System of Simultaneous Equations.
Solving a System of Simultaneous LINEAR Equations.
Finding where TWO LINES CROSS:
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3 equations and 3 unknows - Simultaneous eq.