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Prerequisite Materials for PGEOG 250

PGEOG 250 assumes proficiency in the topics listed below. If you need a review of this material, read the model problems for the topic and then answer the corresponding practice exercises. Make sure to check your answers. If you have problems with any of these and need assistance, check for the hours that the Dolciani Math Learning Center is open for support in advance of or at the beginning of the semester.

The brush-up materials for PGEOG 250 are in two parts:


(1) The PDFs below include brush-up skills on selected topics.

Combining Rational Expressions
Comparing and Ordering Fractions, Mixed Numbers and Decimals
Converting Between Fractions, Decimals and Percents
Converting Units of Measurment
Introduction to Exponents and Logrithms
Numbers in Scientific Notation
Raising Positive Decimals Smaller than One to Nonnegative Integer Exponents
Recognizing Some Functions and Their Graphs
Solving Linear Equations
Solving Problems Involving Percents
Using Functional Notation
Working with Complex Fractions
Working with Decimals
Working with Integers
Working with Fractions
Working with Formulas
Working with Exponents
Working With Proportions
Working with Rational Numbers

(2) The multi-media materials in the Dolciani Math Center encompass reviews and practice problems on all of the prerequisite skills necessary to be successful in your course.


Come to the Dolciani Math Center in the 7th floor of the library, receive a brief orientation and then you are set to use these materials either in the Center or at home.


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