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Topics for the Pre-Algebra Test on Wednesday, December 1, 2010.
HINTS on how to prepare for your test.
- Look over your quizzes on these topics.
- Look over your homework.
- Look over your notes.
- Watch the homework videos for each section.
- Practice your addition, subtraction, multiplication, and division of positive and negative numbers on a website such as www.aplusmath.com.
- Read the sections in your book.
- Come and see me before or after school or during your study hall.
- Section 1.1 Variables and Expressions
- Know what is meant by a variable and a variable expression
- Know what words are used to mean addition, subtraction, multiplication, and division
- Section 1.2 The Order of Operations
- Know what PEMDAS is and how to use it.
- Section 1.3 Writing and Evaluating Expressions
- Know how to evaluate an expression
- Section 1.4 Integers and Absolute Value
- Know what an opposite is
- Know what an integer is
- Know what is meant by the absolute value of a number
- Section 1.5 Adding Integers
- Know the rules for adding positive and negative numbers
- Section 1.6 Subtracting Integers
- Know the rule for subtraction
- Section 1.9 Multiplying and Dividing Integers
- Know the rules for multiplying and dividing positive and negative numbers
- Section 2.2 The Distributive Property
- Know how to pull out a common factor and use the distributive property to simplify a problem such as 11*19 + 11*81 = 11(100)=1100
- Know how to use the distributive property
- Section 2.5 Solving Equations by Adding or Subtracting
- Know when to use addition or subtraction to get the variable on a side by itself.
- Section 2.6 Solving Equations by Multiplying and Dividing
- Know when to use multiplication or division to get the variable on a side by itself.
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