2. Note Slide - Vocabulary
 Variable – A letter that is used to represent a
number that is changing
 Constant – A number that does not change
 Expression – A series of operations, variables,
and constants (NO EQUAL SIGN)
 Equation - An expression that is set equal to
something
3. Video Slide
Watch the video on evaluating expressions
with varibles and copy the example in your
notes:
http://www.youtube.com/watch?v=SjSFKBNlRmo
4. Homework Slide
Evaluate the following expressions
when x= 6 and y = 4
5. Note Slide - Vocabulary
 Proportion – When two fractions are equal, they
form a proportion.
 When two rates are equal, they are
proportional
6. Video Slide
Watch the video on Equivalent Fractions
and copy the example in your notes:
http://www.youtube.com/watch?v=xnVO-zMq-KA
8. Video Slide
Watch the video on Converting from a
Fraction to a Percent and copy the example
in your notes:
http://www.youtube.com/watch?v=lH6FRHs3tlI
9. Homework Slide
Converting from Fraction to Percent
(A percent is a proportion related to 100)
1. Write the process you use to convert a
percent to a fraction.
2. Convert to a percent20
13
10. Group Work
Remember to use complete sentences!
Look at page 39 of section 1.6
Do #8-15 as a group
11. Homework
 My Math Lab – Section 1.12
 Text Book Homework page 41 #1-13
 My Math Lab – Section 1.6
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