CHAPTER 2

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Author:
innavasser
ID:
21850
Filename:
CHAPTER 2
Updated:
2010-06-02 23:14:19
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CHAPTER
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MATH CHAPTER 2 REVIEW
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  1. INTEGERS ADDITION
    • IF SIGNS OF THE NUMBERS ARE THE SAME
    • ADD AND KEEP THE SIGH
    • (-4)+(-6)=-10
    • 4+6=10
    • IF SIGNS OF THE NUMBERS ARE DIFFERENT
    • SUBTRACT AND KEEP THE SIGH OF LARGER NUMBER
    • (-4)+6=2
    • 4+(-6)=-2
  2. INTEGERS SUBTRACTION
    • CHANGE SUBTRACTION TO ADDITON OF THE OPPOSITE NUMBER
    • 8-12=-4
    • -8-12=-20
    • -8-(-12)=4
  3. INTEGERS MULTIPLICATION AND DIVISION
    • IF THE NUMBERS HAVE SAME SIGHS, THAN MULTIPLY OR DIVIDE, AND ANSWER WILL BE POSITIVE
    • IF THE NUMBERS HAVE DIFFERENT SIGHS, THAN MULTIPLY OR DIVIDE, AND ANSWER WILL BE NEGATIVE
    • -2*-5=10
    • -7*3=-21
    • 21/-7=-3
    • -21/-7=3
  4. DOUBLE NEGATIVE
    • -(-A)=+
    • -(-3)=3
    • -(3)=-3
    • -(6-3)=-3
  5. ABSOLUTE VALUES
    • |X|=X
    • X>0 OR X=0
    • |-X|=X
    • X<0
    • |6|=6 AND |-6|=6
  6. TRANSLATIONS
    • NUMBER IS ALWAYS X
    • SUM IS +
    • DIFFERENCE IS -
    • PRODUCT IS *
    • QUOTIENT IS /
    • SQUATE IS POWER OF THE NUMBER
    • SQUARE ROOT IS FUNCKEY BRACKET
    • THE QUOTIENT OF NUMBER AND 150 WILL BE X/150

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