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Introducing Integers­interactive.notebook
Integers
February 10, 2016
Definition
Integers are all whole numbers and their opposites.
An integer can be any one of the following :
... -4, -3, -2, -1, 0, +1, +2, +3, +4, ...
practice
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Introducing Integers­interactive.notebook
February 10, 2016
Positive & Negative
Numbers
+ -
positive numbers
negative numbers
­10
­9
­8
­7
­6
­5 ­4
­3
­2
­1
0
1
2
3
4
5
6
7
8
9
10
Zero is neither
positive nor negative
Negative numbers are always written with a minus (-) sign.
Positive numbers can be written with or without a plus (+) sign.
practice
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Introducing Integers­interactive.notebook
Opposites
February 10, 2016
up
down
Opposite integers are integers that are an
equal distance from zero.
Example: +7 and -7 are opposites
­10 ­9 ­8 ­7 ­6 ­5 ­4 ­3 ­2 ­1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
opposites
practice
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Introducing Integers­interactive.notebook
February 10, 2016
Use integers to
represent data
Integers can be used to represent
real-world data.
temperature
games
finance
elevation
practice
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Introducing Integers­interactive.notebook
February 10, 2016
Compare and Order
Integers
-4 < 0 < 2
Numbers are arranged in order from least to
greatest on a number line.
numbers get
bigger
­5
­4
­3
­2
­1
0
1
2
3
4
5
numbers get
smaller
Any number is greater than all the numbers to its left on
a number line (or less than all the numbers to its right).
practice
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Introducing Integers­interactive.notebook
February 10, 2016
Find the integers.
If they are not integers throw them in the garbage.
68
73
8
-75.35
25
- 594
235
184
.85
53
14
- 3,752
back to
vocabulary
6
Introducing Integers­interactive.notebook
February 10, 2016
Hint
Drag the integers to their
position on the number line.
-5 -4
-2
0
1
2
3
5
Check
back to
vocabulary
7
Introducing Integers­interactive.notebook
February 10, 2016
Match each integer with its
opposite.
Drag the integer beside its opposite.
+34
-34
_____
-12
_____
+ 12
-2
+2
_____
+64
-_____
64
843
-843 +_____
next
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Introducing Integers­interactive.notebook
February 10, 2016
Using positive and negative words...
Drag the words to the correct category.
negative (-)
withdrawal
spend
decrease
below
less than
loss
fall
less
positive (+)
gain
higher
more than
rise
above
increase
save
deposit
more
practice
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Introducing Integers­interactive.notebook
February 10, 2016
Write an integer for
the Magic Eraser to
each phrase. Usereveal
the correct
answers!
Seven degrees below zero
Going up four floors on the elevator
Owing $50
_____
_____
_____
150 meters above sea level
_____
Move back four spaces
_____
Five shots under par
_____
­7
+4
­50
+150
­4
­5
next
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Introducing Integers­interactive.notebook
February 10, 2016
Compare the integers
Drag the correct sign between the
pairs of integers.
5
­ 1
?
­ 2
2
?
­ 3
­ 5
?
0
­ 2
?
­ 5
2
?
­ 1
3
?
­ 4
­ 2
?
­ 3
3
?
more
practice
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Introducing Integers­interactive.notebook
February 10, 2016
Use the number line to write the integers
in order from greatest to smallest.
­10 ­9 ­8 ­7 ­6 ­5 ­4 ­3 ­2 ­1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
smaller
greater
A. -4, +6, -2, +1, 0
_____________
+6, +1, 0, -2, -4
B. -2, -4, -1, -13
_____________
-1, -2, -4, -13
C. -6, +6, -3, +3, 0
_____________
+6, +3, 0, -3, -6
D. -22, -36, -1, 0
_____________
0, -1, -22, -36
Move the rectangle up
to reveal the answers.
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