November 29, 2011
Review:
Label the parts of the fraction:
a
b
November 29, 2011
Review Continued: Compare the fractions
using < , >, or =
7
10
9
10
14
15
5
15
-5
8
3
8
November 29, 2011
Question: How do you compare fractions
that have different denominators?
Answer: Find the Least Common
Denominator (LCD).
Try it: Compare using < , > , or =
3
4
9
10
3
4
5
6
November 29, 2011
Write each fraction in simplest form:
1. 12
20
2. 15
18
3. 24
36
November 29, 2011
Question: What is an improper fraction?
Give examples.
Question: What is a mixed number? Give
examples?
November 29, 2011
Look at the picture and write the fraction
that is represented.
Mixed Number:
Improper Fraction:
November 29, 2011
Write the improper fraction as a mixed
number:
16
3
28
23
November 29, 2011
Write the mixed number as an improper
fraction.
5 2/3
10 6/7
November 29, 2011
You are planning a pizza party. Each pizza
has 8 slices. You estimate that you will
need 30 slices. Exactly how many pizzas
will you need?
Because you cannot order part of a pizza,
how many should you order?
November 29, 2011
Question: How do you turn a fraction into a
decimal?
1
2
3
4
November 29, 2011
Types of decimals:
Terminating Decimal: stops, or terminates
ex) 0.1
5.75
6.32478
Repeating Decimal: if the same block of decimal repeats
without ever ending
ex) 0.1212121212121212121212121212 . . .
0.55555555555555 . . .
This is how you you write the repeating decimals:
November 29, 2011
Change the following fractions into decimals.
Tell whether the decimals are terminating or
repeating.
a. 4/5
b. 3/11
c. 2/11
November 29, 2011
Change the decimals into fractions/mixed
numbers in simplest form:
a. 1.325
b. 1.364
c. 2.48
d. 0.6
November 29, 2011
Order from greatest to least:
7/8, 0.35, 8/15, 0.862
November 29, 2011
Is the number
3.03003000300003000003 . . .
a repeating decimal? Why or why not?
November 29, 2011
Homework:
Pg. 175-176: 2-22 even, 34-39 all