Some examples of linear equations in slope-intercept form.
A practical problem about volume is solved using division of a rational expression.
Both business people and consumers must learn to work with fractions, decimals and percents in addition, subtraction, multiplication and division.
This clip explains that, just as every whole number has its place on the number line, so does every fraction. The clip then talks about how to divide the number line into sections that correspond to fractions. The clip also talks about the use of fr...
This clip explains that we can think of any whole number as a fraction with a denominator of 1, and any fraction with a denominator of 1 as a whole number. The clip also explains that we can't have fractions with a denominator of 0.
This clip takes the viewer on what it calls a "reason-by-reason, step-by-step...side trip" into why the "invert and multiply" rule works. The clip states that it's not absolutely necessary to take this side trip, and that "
as long as you remember ...
This clip explains that changing fractions to decimals is quite different from changing decimals to fractions. It takes us through the process of dividing the numerator by the denominator and asks the question: "How accurate do we want the answer? D...
Every number except zero has a multiplicative inverse. An explanation of multiplicative inverses and their usefulness in solving algebraic equations.
An explanation of how to solve an algebraic equation by multiplying.
This clip explains the procedure of changing improper fractions to mixed numbers. It also provides a shortcut for this operation: dividing the numerator of the improper fraction by the denominator.