Study Guides
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11.
Algebra Fractions Practice Test
Review the following concepts if needed: Fraction Multiplication Help Multiplying Fractions and Whole ...
Source: McGraw-Hill Professional -
12.
Introduction To Variables Help
Introduction To Variables A variable is a symbol for a number whose value is unknown. A variable might represent quantities at different times. For example if you are paid by the hour for your job and you earn $10 per hour, letting x ...
Source: McGraw-Hill Professional -
13.
Canceling with Variables Help
Canceling with Variables Variables can be canceled in fractions just as whole numbers can be. Examples
Source: McGraw-Hill Professional -
14.
Operations on Fractions with Variables Help
Introduction to Multiplying Fractions with Variables Multiplication of fractions with variables is done in exactly the same way as multiplication of fractions without variables—multiply the numerators and multiply the denominators. ...
Source: McGraw-Hill Professional -
15.
Fraction Division and Compound Fractions Help
Fraction Division and Compound Fractions Division of fractions with variables can become multiplication of fractions by inverting the second fraction. Because compound fractions are really only fraction division problems, rewrite the compound ...
Source: McGraw-Hill Professional -
16.
Adding and Subtracting Fractions with Variables Help
Adding and Subtracting Fractions with Variables When adding or subtracting fractions with variables, treat the variables as if they were prime numbers. Examples
Source: McGraw-Hill Professional -
17.
Variables in Word Problems Help
Introduction to Variables in Word Problems Often the equations used to solve word problems should have only one variable, and other unknowns must be written in terms of one variable. The goal of this section is to get you acquainted with ...
Source: McGraw-Hill Professional -
18.
Algebra Introduction to Variables Practice Test
Review the following concepts if needed: Introduction to Variables Help Canceling with Variables Help
Source: McGraw-Hill Professional -
Source: McGraw-Hill Professional
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20.
Adding and Subtracting Decimal Numbers Help
Adding and Subtracting Decimals In order to add or subtract decimal numbers, each number needs to have the same number of digits behind the decimal point. If you write the problem vertically, you can avoid the common problem of adding the ...
Source: McGraw-Hill Professional
