Download Tuesday, August 24

School pictures will be Wednesday,
August 25
Early release on Wednesdays will
begin in one week – starting
September 1st school will be dismissed
at 2 p.m. each Wednesday.
ALL middle school students that
are interested in being a part of the
MS Pep Club should sign up in the MS
office TODAY for your pep club t-shirt.
Tuesday, August 24
 Fill in Planner
 Practice 1-3
 Today’s Agenda
 Grade Practice 1-2
 Note Taking
 Group Work
 Assignment
Bell Work (you may use a calculator)
Our objective is…
 To classify real numbers…
 To compare real numbers…
Classifying
Natural Numbers
1, 2, 3, …
Whole Numbers
0, 1, 2, 3, …
Integers
…-3, -2, -1, 0, 1, 2, 3, …
Rational Numbers
All numbers that can be written
as a/b, where a and b are both
integers, and b is not equal to 0
Irrational Numbers Cannot be expressed in the
form a/b where a and b are
integers.
Note: All integers are rational numbers because you can write any integer as n/1
Where do -13 and 3.28 belong?
Irrational
Rational
3.28
Integers

3
0
10
2.5
7
2
Whole Numbers
Natural
7
7
5
8

-13
2. 3
Vocabulary
Real Numbers: The set of all rational and irrational numbers.
Vocabulary
 Counterexample: An example that proves a statement
false.
All fruit have their seeds on the inside.
Vocabulary
 Inequality: A mathematical sentence that compares
the value of two expressions using an inequality
symbol, such as < or >.
Vocabulary
 Opposites: Two numbers that are the same distance
from zero on the number line.
Vocabulary
 Absolute value: The distance a number is from zero on
the number line.  12  12
fraction
false
Comparing
Comparing Real Numbers
 0.75
 0.58 3
 0.625
 0.75
 0.75
 0.58 3
 0.625
 0.625
 0.58 3
 3 4  58
 7 12
Finding Absolute Value
2.5
7
2.5
7
Integers,
rational
rational
Natural, whole,
integers, rational
rational
False: 3/1 is a whole
number and
fraction.
true
2 5 1
 , '
3 8 12
5
4
3.7
5
7
Our objective is…
 To classify numbers…
 To compare numbers…