P. O. D. 11/29/06

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P. O. D. 11/29/06

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Use factor and product in a sentence to describe 7 x 5 = 35. Write ... 2. The Martins are also planning their backyard. - Grass: - Fencing: P. O. D. 1/9/07 ... – PowerPoint PPT presentation

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Title: P. O. D. 11/29/06

1
P. O. D. 11/29/06

List all of the factors of 16.
What numbers are factors of 150?
2 3 4 5 6 9 10
Use factor and product in a sentence to describe
7 x 5 35.
Write this number in word form 2.09

2
P. O. D. 11/16/07

List all of the factors of 20.
What numbers are factors of 435?
2 3 4 5 6 9 10
Use factor and product in a sentence to describe
8 x 2 16.
Write 35.241 in
expanded form
word form

P. O. D. 11/19/07
List all of the factor pairs for 18.
Put these numbers in order from least to
greatest 23.451, 24.41, 24.541, 23.154
Write 23.16 in
expanded form
word form

P. O. D. 11/26/07
Put these numbers in order from least to
greatest 7.22, 70.2, 70.22, 7.02
Round these numbers to the nearest hundred
551
6,423
11,292.14
Write 416.203 in
expanded form
word form

5
Rounding Decimals Notes (pg. 11 in binder)

Round 76.285 to the nearest hundredth.
Underline the place value that you are rounding.
Box in that underlined number and one number to
the right of it.
Round up or down, writing above original number.
All of the numbers to the left stay the same, and
all of the numbers to the right turn into 0.

Round each number to the nearest hundredth.
4.981
2.008
Round each number to the nearest tenth.
0.159
12.602

7
Rounding Decimals for Estimation (back of pg.
11)

Estimate 3.79 2.12.
In your head, round to the easiest place.
Once numbers are rounded in your head, follow
directions.
You should be able to estimate all in your head!
If you cant youve made it too hard! Round to
the easiest place for you!

Estimate each answer.
5.33 2.91
71 ? 9
29 x 3.1
31 6

Warm Up 1/23/09
Write 123.9 in
expanded form
word form
Round 13.961 to the nearest tenth.
Round 5.6229 to the nearest hundredth.
Estimate 5.21 x 7.98

P. O. D. 11/27/07
Write 27.901 in
expanded form
word form
Put these numbers in order from least to
greatest 26.541, 26.145, 21.645, 25.641
Round 5.086 to the nearest hundredth.
Estimate 10.33 5.91

P. O. D. 11/28/07
Write each decimal in standard form
four tenths
five and seven hundredths
Fill in the blank with gt, lt, or
23.04 ___ 23.40 14.4 ___ 14.40
3. Round 123.991 to the nearest tenth.
4. Round 33.9123 to the nearest hundredth.

P. O. D. 12/11/06
13.98 3.001
22.4 1.652
5.89 1.983

Warm Up 1/7/09
15. 2 3.268
32.55 1.999
13.23 (2.875 3.62)

14
Decimal Computations
Adding and Subtracting Decimals You must line up
the decimals!! You may use zeros as place
holders for empty spots! Ex 5.4 1.23 Ex.
16.77 9.9999
15

(12.3 8.209) (4.3 2.11)
19.33 (4.07 1)
14.75 2.1 (2.654 3.62)

16
Warm Up 1/8/09

Work with your partner to complete the chicken
sheet and come up with the answer to the riddle
at the end! You have 15 min!!

17
POP QUIZ 1/9/09

1. 15.67 9.774
2. 45.6 2.3345
3. 0.665 4.3321
4. 14.5 5.4499
5. Round 54.889 to the nearest hundredth.

18
Multiplying Decimals

Ex 3.6 x 0.4
Multiply the factors like they are whole numbers.
Count how many numbers are to the right of the
decimal in the original problem.
Begin at the right in the product, count over
that many spaces, and put your decimal point.

Find the product.
1.6 x 2.8 3.15 x 2.3
3.1 x 77 42 x 4.8

P. O. D. 12/14/06
(15 7.875) (19.6 10)
20.333 - (5.06 - 2)
20.22 2.1 (7.5 3.01)

Warm Up 1/9/09
12 3.72 10.39 1.8
(6.03 - 4) 16.722
12.8 x 3.4
5.6 x 8.9

22
P. O. D. 1/8/07

List all of the factors of 24.
What numbers are factors of 345?
2 3 4 5 6 9 10
Use multiple in a sentence to describe 12, 24,
36.
Write 23.68 in
expanded form
word form

23
P. O. D. 1/9/07

The Johnsons are planning their backyard for
their new house. How much grass will they need
to cover the area? How much fencing will they
need to surround the area?
- Grass
- Fencing
2. The Martins are also planning their backyard.
- Grass
- Fencing

30 yards
20 yards
25 yards
15 yards
24

P. O. D. 12/3/07
12.11 4.999 3. 4.15 x 3.2
16.2 1.872 4. 6.21 x 2.45

25
Dividing Decimals

Ex 35.4 6
Divide like normal keep dividing no
remainders!
Put the decimal point in the answer directly
above the decimal in the dividend.
Keep your work lined up neatly!

P. O. D. 1/11/07
6.25 x 3 - 4 3. 3.36 x 2 4.2 x 3
12.5 4 x 1.9 4. 9.25 x 4 x 1.75

27
Dividing Decimals (pg. 13)
28
Dividing Decimals Notes

Move the decimal in the divisor all the way to
the right.
Move the decimal point in the dividend the same
number of places.
Divide as normal.
Place the decimal point in the answer in the same
point above the place in the dividend.

Find the quotient.
6.37 9.1 1.26 0.9
11.24 9 6 0.12

Warm Up 1/12/09
.32 4 x 1.5 3. 3.6 x 0.6
4.25 3.1 x 6 4. 1.2 - 0.34

P. O. D. 1/16/07
9.0 4 3. 3.3 2
6.15 6 4. 4.1 2

P. O. D. 1/9/08
1 4 3. 3 4
1 2 4. 2 3

33
Buzzing for Products Game

Player 1 chooses two problems by placing markers
on them.
Both partners solve the problem and come to an
agreement on the answer.
Give player 1 the points based on which bee
hive the answer falls in.
Do the same process again with player 2, repeat,
etc.
Be thinking of strategies of how to win the
game!!

34
Warm Up 1-20-09

1. If I have ½ of the class who went to the
Auburn Basketball game on Saturday, how many
students would you say went?
2. Are there other ways that you could show me
or tell me that ½ of the class went without using
a fraction? What are they? (I can think of two)
3. Would there be another way to make this
statement I surveyed my class and found that ¾
of them like country music.

35
Changing Fractions to Decimals

Change 3/4 to a decimal.
There are two ways to do this.
You can make a fraction equivalent to x/10 ,
x/100 , x/1,000 IF you know this easily in your
head.
You can divide the numerator by the denominator.

Change each fraction to a decimal.
13/20
19/25
1 5/8
4/9
1/6

37
Warm Up 1/21/09

Change the following fractions to decimals
¼
6/7
13/20
6/25
8/10

38
Changing Decimals to Fractions

Write 0.95 as a fraction.
Write it as a fraction like you say it.
Ex ninety-five hundredths
Reduce if necessary.

Change each decimal to a fraction.
0.9
0.09
4.5
7.75
5.25

Warm Up 1/22/09
Write 2.34 as a fraction in simplest form.
Write 0.250 as a fraction in simplest form.
Change 2 3/50 to a decimal.
Change 8/9 to a decimal.

http//www.quia.com/jg/65724.html
41

P. O. D. 1/11/08
5.9 2.803
Change 5/6 to a decimal.
4.25 x 1.3
0.935 0.5

P. O. D. 1/14/08
7.72 2
Change 3/25 to a decimal.
Write 0. 15 as a fraction in simplest form.
What is 50 as a fraction? As a decimal?

43
Changing Decimals to Percents

Ex Change 0.23 to a percent.
Move the decimal point two places to the right.
Put the percent sign () on the right side of the
number.

Changing Percents to Decimals Ex Change 75 to
a decimal. 1. Move the decimal point two
places to the left. 2. Drop the percent sign
().
44

Change each decimal to a percent.
0.25
0.095
0.6
0.05
5.25

45
Changing Percents to Decimals

Ex Change 75 to a decimal.
Move the decimal point two places to the left.
Drop the percent sign ().

Change each percent to a decimal.
76
90
6
125
100

P. O. D. 1/15/08
45.6 2
Change 120/500 to a decimal.
Write 0. 40 as a fraction in simplest form.
What is 25 as a fraction? As a decimal?

48
P. O. D. 1/16/08 Fill in the FDP Chart
Fraction Decimal Percent
3
0.3
3
0.06
49
P. O. D. 1/17/08 Fill in the FDP Chart. Turn
in when finished.
Fraction Decimal Percent
0.09
9/10
900
0.08
50
P. O. D. 1/18/08 Fill in the FDP Chart.
Fraction Decimal Percent
1/50
0.5
5
1/5
51
Changing Percents to Fractions

Ex Change 5 to a fraction.
Change the percent to a decimal.
5
2. Change the decimal to a fraction and simplify.
0.05

Change each percent to a fraction.
12
2
58
43
65

53
Changing Fractions to Percents

Ex Change 3/10 to a percent.
Change the fraction to a decimal.
3/10
2. Change the decimal to a percent.
0.3

Change each fraction to a percent.
43/100
7/10
3/5
1/4
1/2

P. O. D. 1/25/07
Change 45/100 to a percent.
Change 5 to a fraction.
Change 2/5 to a percent.
Change 12.5 to a fraction.

P. O. D. 1/22/08
Change 125 to a decimal.
Change 30 to a decimal.
525 x 1.1 4. 90 x 0.75

Finding the Percent of a Number
Ex Find 75 of 90.
Change the percent to a decimal.
Multiply. Remember to put the decimal in the
answer.

Practice Problems
15 of 40 3. 45 of 90
25 of 100 4. 125 of 100

P. O. D. 1/23/08
1) 45 of 28 3) 108 of 64
2) 5.5 of 525 4) 9 of 23

P. O. D. 1/24/08
GET A CALCULATOR
What is 4 of 16? 3) 50 .
100
What is 4.5 of 50? 4) 5 .
100

61
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62

Another way to find the of a number
Ex What is 75 of 90?
Write the equation is
.
of 100
2. Fill in the numbers that you know from the
problem.
3. Solve for the unknown.
Remember to divide by the number hooked onto the
letter!

Solve the algebra way!
1) What is 45 of 28? 3) What is 108 of 64?
2) What is 5.5 of 525? 4) What is 9 of 23?

On white boards
1) What is 75 of 40? 3) 66 is what percent of
120?
2) What is 24 of 80? 4) 49 is what percent of
70?

On white boards
5) What is 95 of 180? 7) 14 is what of 70?
6) What is 12 of 60? 8) 43.2 is what of 72?

On white boards
9) What is 40 of 80? 11) What is 45 of 90?
10) What is 65 of 700? 12) What is 25 of 16?

On white boards
13) What is 18 of 420? 15) What is 63 of 80?
14) What is 18 of 70? 16) What is 15 of 52?

On white boards
17) What is 4.5 of 900? 19) What is 12.5 of 33?
18) What is 5 of 90? 20) What is 3 of 72?

69
P. O. D. 1/31/07 You find a shirt that costs
24.99. You have a coupon for 15 off. How
much will your discount save you? How much will
your shirt cost?
70
You find shoes that cost 59.99. You have a
coupon for 25 off. How much will your discount
save you? How much will your shoes cost on
sale? How much will they cost on sale with 8
tax?
71
P. O. D. 2/01/07 You find shoes that cost
78.99. You have a coupon for 25 off. How
much will your shoes cost on sale? How much
will they cost on sale with 8 tax?
72
P. O. D. 2/02/07 Mike orders a calzone at the
Brick Oven for 5.49 and a drink for 0.99. How
much is his bill with 8 tax? How much tip
should he leave (15)?
73
P. O. D. 2/5/07 Susan orders a hamburger at
Cheeburger Cheeburger 5.99 and a drink for
1.49. How much is her bill before tax? How
much is her bill with 8 tax? How much tip
should she leave? (15)
74
P. O. D. 2/6/07 Items Shoes 39 and jacket
84 Tax 7.5 Subtotal Sales
Tax Total Notice this receipt asks for tax
separate
75
P. O. D. 2/7/07 You pick out an iPod nano for
149.99. You have a coupon for 25 off. How
much will your discount save you? How much will
the nano cost on sale? How much will it cost on
sale with 6.5 tax?
76
P. O. D. 2/8/07 Jenny put 200 into a savings
account at a rate of 5 per year. She did not
make any deposits or withdrawals. How much does
Jenny have in her account at the end of one
year? How much does Jenny have in her account
at the end of two years?
77

P. O. D. 2/9/07
How much would you owe on your credit card if you
charged 600 at 16 after 2 months?
1 month
2 months
2. Target is selling CDs at a price of 2 for
21.00. How much does each CD cost?

P. O. D. 2/12/07
How much does one piece of bread cost if the loaf
costs 1.49 and there are 36 slices?
How much tip (20) would you leave if your bill
total was 6.99.
Change 2/3 to a percent.

79
P.O.D. 2/13/07

You have a coupon for 10 off of a 12 CD.
How much is your CD after the discount?
How much is your total including 8 tax?
Marcus opens a savings account with 250 at 5.5
simple annual interest. He makes no more
deposits or withdrawals. Fill out the table.

Year Start of year End of year
1st Year
2nd Year
3rd Year
80
P.O.D. 2/14/07
You open up a box of candy hearts and count each
color. Finish filling in the data in the table.

Color of Hearts Fraction of that color Fraction as a decimal of that color
Pink 7
Orange 5
Yellow 6
Green 7
Lavender 5
White 5
TOTAL 35
What percent of your hearts are pink and orange?
______
81