September 12, 2011
Review
What is the place and value of the
underlined digit?
7,082,152,705
place= ten millions
value= 80,000,000
Compare and Order
Whole Numbers and
Decimals
1)Review comparing and ordering whole numbers.
2) Review comparing and ordering decimals.
Lesson objectives
Teachers' notes
Subject: Type text here
Topic: Type text here
Grade(s): Type text here
Prior knowledge: Type text here
Cross-curricular link(s): Type text here
Lesson notes:
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Lesson objectives
Teachers' notes
September 12, 2011
Comparing whole numbers:
Step 1: Line up the ones digit of the numbers.
Step 2: Compare the digits in the same place from
left to right. If the digits are the same, compare the
digits in the next place.
Step 3: The number that has a higher digit in that
place value is the larger number. Use < > and = to
compare.
1,699 1,681
ex:
You Try
1)
5,674
2) 9,047,633, 105
5,689
Symbols
9,047,632, 105
<
<
=
Comparing and Ordering Decimals
Step 1: Line up the decimal points.
Step 2: Add any zeros to make sure all
numbers have the same number of places.
Step 3: Compare the digits from left to right
until you come to two different digits.
Step 4: The larger digit is the larger number.
Step 5: Order from least to greatest
September 12, 2011
For Example:
1.892
and
1.82
Order from least to greatest:
0.3335
0.3330
0.3328
Compare. Write > < or =
5.176 ____5
Try It!
Do numbers 1-4 pg.11 in Textbook
September 12, 2011
Greater than or Less Than?
19.107 < 19.196
8.01 > 8.001
0.565 > 0.510
0.201 < 2.01
Magic Box
Independent Practice
Do #'s 10-20 TB pg.12
Click here for extra practice
Extra, Extra practice #'s 1-10 (top) TB pg.38
Homework PB pg.4
Study for Quiz on Friday!
Sonja kept track of the amount of money she spent
on lunch each day this week in the table below.
Day
Mon.
Tues. Wed. Thu. Fri.
Amount Spent ($)
4.45
4.39
4.23 4.53 4.38
Drag and drop the amounts to order from least to greatest.
4.45 (Mon.)
4.39 (Tues.)
4.23
(Wed.)
4.53
(Thu.)
4.38
(Fri.)
Circle the median amount she spent on lunch?
The median is the middle number
of aclick
series
of numbers listed in order.
For help
here.
Pull
September 12, 2011
The table shows lifetime batting averages for leading baseball players.
Drag and drop the players in
order of their ranking.
Lifetime Batting Averages for
Leading Team Players
Team
Batting
Avg.
San Diego
Padres
0.338
New York
Derek Jeter
Yankees
0.314
Player
Tony Gwynn
Edgar
Martinez
Mike Piazza
Chipper
Jones
Seattle
Mariners
0.312
New York
Mets
0.311
Atlanta
Braves
0.303
World Records for the
Smallest Animal
Animal
Length (cm)
Mike Piazza
Derek Jeter
Edgar Martinez
Tony Gwynn
Chipper Jones
1st place 2nd place 3rd place 4th place 5th place -
Careful...these decimal places are not aligned!
Drag the decimals in order
from least to greatest
dog
7.112
7.112
hamster
4.445
4.445
newt
2.54
2.54
spider
0.0432
starfish
0.889
toad
2.3876
0.0432
Now drag the animal
to its matching
length.
dog
hamster
newt
0.889
starfish
toad
2.3876
spider
Drag and drop the animals in order from smallest to largest.
(smallest)
(largest)