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For multiplying using your fingers, please click here http://www.makingschoolfun.com/index.php?pr=Multiplication
ASSOCIATIVE PROPERTY - To associate with people is to group up with them.
(a+b)+c = a+(b+c) or (a*b)*c = a*(b*c)
COMMUTATIVE PROPERTY - The commuting distance is the same in either direction, from school to home or home to school.
a+b = b+a or a*b = b*a
DISTRIBUTIVE PROPERTY - To distribute something is to give it to everyone.
a (b+c) = ab + ac
DIVIDING FRACTIONS
MNEMONIC DEVICE: Kentucky Fried Chicken
STANDS FOR: Keep the first fraction
Flip the second fraction
Change the sign from dividing to multiplying
FEET IN A MILE
5 Tomatoes
5 to (m)ate oe(s)
5, 2 8 0 feet in a mile
IDENTITY PROPERTY
Think of lookinging at yourself in the mirror - you are always looking at your own identity
a + 0 = a a*1 = 1
MEAN, MEDIAN, MODE
meAn - Average
meDian - the number in the miDDle when organized in order
MOde - the number that appears the MOst
METRIC SYSTEM
King Hector Doesn't Usually Drink Cold Milk.
King Henry Died Drinking Chocolate Milk
Kilo (1000), Hecto (100), Deca (10), Units(1), Deci (.1), Centi (.01) Milli (.001)
MULTIPLING BINOMIALS
FOIL - First, Outside, Inside, Last
ORDER OF OPERATIONS
MNEMONIC DEVICE: Please Excuse My Dear Aunt Sally or PEMDAS
STANDS FOR: Parentheses, Exponents, Multiplication, Division, Addition and Subtraction
ROMAN NUMERALS
I Value Xylophones Like Cows Dig Milk or
1 Very X-tra Lucky Cow Drinks Milk
1-I V-5 X - 10 L-50 C-100 D-500 M-1000
THE NINE DIGITS OF PI.
May I have a large container of orange juice. - count the letter in each word. or
How I wish I could calculate Pi
3. 1 4 1 5 9 2 6 5
TRIGONOMETRY
MNEMONIC DEVICE: SOH-CAH-TOA (Pronounced: So-kah-toe-ahh)
STANDS FOR: Sine = Opposite/Hypotenuse
Cosine = Adjacent/Hypotenuse
Tangent = Opposite/ Adjacent
POSITIVE TRIGONOMETRY FUNCTION IN EACH QUADRANT
All Student Try Cheating
All Students Take Calculus
A - All trigonometry functions are positive in Quadrant I
S- Sine is postive in Quadrant II
T-Tangent is positive in Quadrant III
C-Cosine is Positive in Quadrant IV
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