Compare and Order Integers
5.3 p. 363
All of these values are
on a very small part of
this thermometer.
Let’s enlarge and focus on
this section!
March: 11o
0 December: -6.5o
-5
What increments are used
on the thermometer???
What do the lines stand for?
November and March
March: 11o
December, January, and February.
December: -6.5o
-4
Which value is farther to the right?????? This one is greater!
>
>
>
|
-6
|
-5
|
-4
|
-3
|
-2
|
-1
|
0
|
1
>
|
2
|
3
|
4
|
5
Do we need to talk about how to read these
symbols?
|
6
|
7
They both have pretty bad scores, but Justin’s was not quite
as bad, so He had a higher score.
. . . And since -4 is farther to the right than -5, it represents
a “great” value.
2o > -2o
>
-2o
2o
The temperature
on Tuesday was
warmer than the
temperature on Wednesday.
-9 < -3 < 0 < 6
First
on past
the negative
andnumbers,
arrange
Afterfocus
moving
0 into thevalues
positive
them
in order
as you
move with!
towards 0.
the order
is what
youwould
are familiar
How are these number lines alike? How are they different?
{-25, -4, 3, 11}
{-18, -6, 3, 12, 30}
{-418, -156, -105, -86, -28, -12}
<
>
Think about number line positions…….
<
-38
-83
-38 > -83 or -83 < -38
This means that the canyon’s floor is farther down from the earth’s
surface than the divers are below sea level.
10o
Greatest to least will mean warmest to
coldest!
{3o, 2o, 0o, -6o, -7o, -9o, -18o}
3o2o
o
-6
o
-7 -9o
-18o
00o o
-10o
-20o
The negative sign lets you know if the value is less than zero.
The absolute value symbol lets you understand how
Much greater or less than zero the value really is.