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Introducing Integers (1).notebook November 01, 2017
Introducing Integers
Objectives:1) Define and identify integers2) Write the opposites of integers3) Use integers to represent real-world data4) Graph integers on a number line and a line plot5) Compare and order integers
Integers
Vocabulary
positive numbers
negative numbers
&
opposites
integers
Select a word.
Introducing Integers (1).notebook November 01, 2017
Integers
practice
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, ...
Definition
negative numbers
Negative numbers are always written with a minus (-) sign.
Positive & Negative Numbers
10 2 3 4 5 6 7 8 9 1012345678910
practice
Positive numbers can be written with or without a plus (+) sign.
positive numbers
Zero is neither positive nor negative
+ -
Introducing Integers (1).notebook November 01, 2017
Opposites
opposites practice
10 9 8 7 6 5 4 3 2 1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
Opposite integers are integers that are an equal distance from zero.
Example: +7 and -7 are opposites
up down
Use integers to represent data
practice
Integers can be used to represent real-world data.
temperature
finance elevation
games
Introducing Integers (1).notebook November 01, 2017
practice
Create line plots using integers
x xx
xx
xx
Line plots can include negative integers!
X X
1 02345 1 2 3 4 5
X XX
XXX
X
X
Golf Scores
Sean plotted his golf scores for his last 10 games below. (in reference to par)
(par)
Compare and Order Integers
practice
-4 < 0 < 2
Numbers are arranged in order from least to greatest on a number line.
numbers get bigger
numbers get smaller
1 02345 1 2 3 4 5
Any number is greater than all the numbers to its left on a number line (or less than all the numbers to its right).
Introducing Integers (1).notebook November 01, 2017
.85414
25538
18-
75.35
back to vocabulary
Find the integers.
6873
235- 594
- 3,752
If they are not integers throw them in the garbage.
back to vocabulary
0 5
23
-4 -2
1 -5
Drag the integers to their position on the number line.
CheckCheck
HintHint
Introducing Integers (1).notebook November 01, 2017
+34 _____
-12 _____
-2 _____
+64 _____
-843 _____
-34
+ 12
+ 2- 64
+ 843
Match each integer with its opposite.
next
Drag the integer beside its opposite.
negative (-) positive (+)
save increasehigher more thangainless thanbelow spend decreaseloss lessabovedepositwithdrawal risefall
Using positive and negative words...
Drag the words to the correct category.
more practice
Introducing Integers (1).notebook November 01, 2017
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 _____
Write an integer for each phrase.
7
+4
50
+150
4
5
Use the Magic Eraser to reveal the correct
answers!
next
Introducing Integers (1).notebook November 01, 2017
-10 -5 0 5 10 15
next
Make a line plot of the data
The table shows the lowest temperatures recorded over a 30 day period in Denver. Use the "x" to record the data on the line plot.
Lowest Temperatures (0F)
x
Check
Check
Drag the correct sign between the pairs of integers.
5 1
2 4
2 2
3 5 0 2
5 2 1 3
3 3
Compare the integers
?
?
?
?
?
?
?
?
more practice
Introducing Integers (1).notebook November 01, 2017
Use the number line to write the integers in order from greatest to smallest.
A. -4, +6, -2, +1, 0 _____________
B. -2, -4, -1, -13 _____________
C. -6, +6, -3, +3, 0 _____________
D. -22, -36, -1, 0 _____________
+6, +1, 0, -2, -4
-1, -2, -4, -13
+6, +3, 0, -3, -6
0, -1, -22, -36
10 9 8 7 6 5 4 3 2 1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10smallergreater
Move the rectangle up to reveal the answers.
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