G06_4.1:Represent Integers

Represent Integers

Lesson 1

Focus Question

Use positive and negative numbers, as well as 0, to
represent quantities in everyday life and use a number
line to visually represent quantities in everyday life.

New Vocabulary

Integer
Negative integer
Positive integer

Multiple Choice

• 5

• 6

• 4

• 8

Draw

Plot the point "5"

Multiple Choice

What is is the missing number?

• 61

• 64

• 63

• 65

Learn: Use Integers to Represent Quantities

An integer is any number from the set {..., -3, -2, -1, 0, 1,2,3,...},
where “...” means continues on and on.

Learn: Integers in Real Life

Learn: Use Integers to Represent Quantities

Multiple Choice

Negative integers are on the ______ side of zero while Positive Integers are on the ________ side of zero.

• left, left

• right, right

• right, left

• left, right

Multiple Choice

(1 foot = 1 integer) Tartaus is at 0, If Percy falls into Tartaus 12 feet. What is Percy's position?

• 3 feet

• 12 feet

• 7 feet

• -12 feet

Multiple Choice

If I deposit money what kind of number would it be?

• Negative

• positive

• equal

• same

Multiple Choice

Integers are

• all positive numbers only.

• all negative numbers only.

• all counting numbers and their opposites

• percentages, fractions, & square root.

Multiple Choice

Which is not an integer?  

• -5

• 12

• 0

• -1/2

Multiple Choice

Express an integer: a debt of $50

• 50

• -50

Multiple Choice

Express as an integer:  at sea level

• 0

• -0

• 1

• -10

Multiple Choice

Which integer represents below freezing in degree Celsius?

• -7

• 1

• 10

• 15

Multiple Choice

Express an integer: a deposit of $100

• 100

• -100

Multiple Choice

Opposite integers are

• The same distance from zero but in the same directions.

• opposite symbol of an positive is +

• The same distance from zero but in opposite directions.

• opposite symbol of negative is -

Multiple Choice

Which is the opposite -5

• .5

• √5

• -5

• 5

Learn: Graph Integers on a Number Line

Integers and sets of integers can be graphed on number lines.

If horizontal:
-Negative on the LEFT
-Positive on the RIGHT

If Vertical:
-Negative on the TOP
-Positive on the BOTTOM

Learn: Graph Integers on a Number Line

Multiple Choice

Which integers are graphed?

• 1 and 5

• -1 and 5

• -1 and -5

• 1 and -5

Multiple Choice

• A

• B

• C

• D

Fill in the Blanks

Write a positive or negative integer that represents the situation.

You and your friend made $56 at a garage sale!

Fill in the Blanks

Write a positive or negative integer that represents the situation.

You have a debt of $24.

Fill in the Blanks

Write a positive or negative integer that represents the situation.

        A dog runs up a mountain 78 yards.

Fill in the Blanks

Write a positive or negative integer that represents the situation.

A scuba diver saw a dolphin 200 feet below sea level.

Draw

Graph 9 and its opposite.

Draw

Graph -8 and its opposite.

Complete the Textbook Check Questions in

your Textbook on the correct pages.

Then check your answers on the next slide

and mark your work in your book.

Check (Pg 195)

Check (Pg 195)

Check (Pg 196)

Check (Pg 196)