02:31 duration 2 minutes 31 seconds
Multiplying rational expressions involving…
Multiplying rational expressions involving multivariate monomials
A short reminder of how to reduce first and then multiply two numerical fractions. Then we apply the same priciples to reducing like factors in an example with more than one variable and numerical…
03:13 duration 3 minutes 13 seconds
Finding the slopes of horizontal and vertical…
Finding the slopes of horizontal and vertical lines
Presents the use of the slope formulat we use to calculate the slopes of these special lines.
02:36 duration 2 minutes 36 seconds
Classifying slopes given graphs of lines
Shows how to identify the four different categories for slopes of straight line graphs
01:19 duration 1 minute 19 seconds
Fractional position on a number line
The procedure for analyzing a number line graph so we know what fractions are being represented and then count the spaces to the designated point
01:42 duration 1 minute 42 seconds
Division involving a whole number and a fraction
Uses the keep, change, flip mnemonic to demonstrate how you change all divisions of fractions to a multiplication of related fractions.