Module 19 Videos

19.1 Repeating Decimals
Click here
or here

19.2  Adding Rational Numbers
Click here
or here
A new lady, watch here
or here 

19.3 Subtracting Rational Numbers
Click here 
Here


19.4  Multiplying Rational Numbers
Click here
or here
or here


19.5  Dividing Rational Numbers
Click here


19.6 Applying Rational Numbers
Click here
or click this link
or this one

19.7  Algebraic Expressions
Click here
or here