Math 98 – Intermediate Algebra
ModuMath lessons are intended to assist students in preparing for and succeeding in math classes
at Grays Harbor College. They are a supplement to assigned reading, problems, and classroom
instruction, not a replacement for them. Not all content taught in classes is available on
ModuMath.
Prerequisite Skills
Algebra
1
2
3
4
5
6
7
8
9
10
11
12
Getting Acquainted with Algebra
Order of Operations
Adding and Subtracting Algebraic
Expressions
Multiplying Polynomials/FOIL
The Laws of Algebra
Solving 1-Step Equations
Solving 2-Step Equations
Using Equations to Solve Problems
Solving Practical Problems
Inequalities (<, >, ≤ , ≥ )
Linear Equations and Graphs Introduction
Linear Equations and Graphs - Slope
13
14
15
16
17
18
19
32
Linear Equations and Graphs – Slopeintercept
Linear Equations – Find equation of a
line
Systems of Equations – Graphing &
substitution
Systems of Equations – Elimination,
basic
Systems of Equations – Elimination,
complex
Systems of Equations – Story problems
Exponents
Proportion
Skills Learned in This Course
Algebra
20
21
22
23
24
25
26
27
28
29
30
31
Factoring – Greatest Common Factor
Factoring – Perfect square & difference of 2 squares
Factoring - Trinomials
Roots and Radicals
Roots and Radicals – Add, subtract, multiply, divide
Quadratic Equations Intro
Quadratic Equations – Quadratic formula
Rational Expressions – Multiply & divide
Rational Expressions – Add, subtract, & complex fractions
Rational Expressions - Equations
Rational Expressions – Work, time/distance problems
The Pythagorean Theorem
Please note: Additional topics covered in Math 98 include: Rational Exponents, Solving Radical
Equations, Complex Numbers, Functions, and Graphing Quadratic Functions. ModuMath lessons are not
available for these topics. The following websites have lessons available:
http://www.purplemath.com/
http://tutorial.math.lamar.edu/Classes/Alg/Alg.aspx
http://www.themathpage.com/