Hands On Equations:
Investigation 1: Order Of Operations (PEMDAS)

Quia MMS Math Essentials & Vocabulary
Vocabulary on this page
Parents Help Links on this page

Arnold Worksite
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Danicek Worksite
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Grimmer Worksite
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  1. Pearson Video Tutor
  2. Brightstorm Video Lecture
  3. Order of Operations Rap
  4. Mathvids.com
Order of Operations
Two Step Equations
BrainPop

FolderCore Support Files
NCTM Algebra Activities

NCTM Resources
Funbrain Order of Ops Game
Dositey Order of Operations
AAA Math Order of Operations
OrderOfOps Basketball
LearnAlberta Order of Ops
APlusMath Order of Ops

MathFrogOrderofOperations
Quia OrderOfOps 1
SliderMath Order of Ops 1
Slider Math Oder of Ops 2

NCTM Order of Ops Bingo
NCTM Primary Krypto Game
Shodor Order of Ops 4
Shodor Order of Ops Quiz





Vocabulary
Picture Vocabuary

Order of Operations PEMDAS:
first--> Parenthesis, Exponents, Divide, Multiply, Add, Subtract (last)
Not following the order can lead to wrong solutions.

Expression
A mathematical phrase that combines numbers and/or variables using mathematical operations.
An expression is a representation of a value; for example, variables and/or numerals that appear alone or in combination with operators are expressions.
5 + 6 – (3 + 2)/18
a + b – c

Variable
Variables are (usually) letters or other symbols that represent unknown numbers or values.
a, b,c, n, x, y, z, speed, distance

Equation
A mathematical sentence that uses the equal sign (=) to show that two expressions are equal.
    10 + 2 = 12
    4a - 3b = 1