Praxis Test

Card Set Information

Author:
trakes
ID:
27574
Filename:
Praxis Test
Updated:
2010-07-21 16:35:53
Tags:
Math
Folders:

Description:
math tips
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  1. Exponents
    • 52 + 63 = 5*5 + 6*6*6
    • 25 + 216 = 241
    • (32)2 = 3*3 = 9 9*9 =81
  2. Order of operations
    • Please - Parentheses
    • Excuse - exponents
    • My- Multiplication
    • Dear - Division
    • Aunt - addition
    • Sally - subtraction
  3. Mean, Median and Mode
    Mean - adding all numbers & divide by the amount of numbers (average)

    Median - arrange data in numerical order and find the middle number

    Mode - find the data that occurs the most, if only 1 of each number then there is no mode

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