September 7th • Please take a new warm up and

complete todays! • Please write down your homework

1.Write in standard form: 5

2. Write in exponential form: 4 x 6 x 4 x 4 x 6 x 6

WARM UP

Joke of the Day

Why do birds fly south in the winter?

  Because  it's too far to  walk!

GRADES • Midterms go home Friday

• Remember that homework is graded out of 100

• Late work is accepted up until the test

• IT IS YOUR RESPONSIBILITY TO

TURN IN LATE WORK!

• Front bin=late work

Homework

• Double Sided Worksheet

• Find an article/advertisement/Newpaper clipping that has negative and positive numbers in it!

Test #2

Great Job!!!!!

Test AnswersOut of 42 Points 1 POINT EACH

1. 4^6 2. 2 x 5 3. 11 x 31 4. 815. 225 6. 1 7. 1 8. 8,000 9. 20010. 7 11. 3 12. 10

13.4 X 10^9 14. 2.87 X 10^7

15. 4.8 X 10^-4 16. 1,300 17. .097 18. 36,700

2 POINTS 19. MANY ANSWERS!20. 2221. 1022. 6

3 POINTS 23. 9.524. 5 LEFT OVER 25. EXTRA CREDIT

1 POINT26. 2 X 5^327. 628. 12629. 36030. A31. 8 BOXES32. 33. C34. C

HUMAN NUMBER LINE

Can you put each number in the correct spot?!?

#1

2

#2

- 3

#3

-5

#4

0

#5

-1

INTEGERS

Table of Contents

•Unit #: 3 Unit Title: Integers•Date: 9/7

• Section: 11-1 Red Book

• Title: Integers in the Real World

•Page: 1-2

Positive numbers are greater than 0. They may be written with a positive sign (+), but they are usually written without it.

Example: +2

Negative numbers are less than 0. They are always written with a negative sign (–).

Example: -3

1. Vocab

3.On a number line, opposites are the same distance from 0 but on different sides of 0.

4. Integers are the set of all whole numbers and their opposites.

–5 –4 –3 –2 –1 0 +1 +2 +3 +4 +5

Opposites

Positive IntegersNegative Integers

0 is neither negative nor positive.

More vocab

Name a positive or negative number to represent each situation.

A. a jet climbing to an altitude of 20,000 feet

B. taking $15 out of the bank

Positive numbers can represent climbing or rising.

+20,000

Negative numbers can represent taking out or withdrawing.

–15

2. Identifying Numbers

You Try!

a.Think of a situation that would have a positive number

b.Think of a situation that would have a negative number

Graph each integer and its opposite on a number line.

A. +2

–5 –4 –3 –2 –1 0 +1 +2 +3 +4 +5

B. –5

–2 is the same distance from 0 as +2.

–5 –4 –3 –2 –1 0 +1 +2 +3 +4 +5

+5 is the same distance from 0 as –5.

3. Graph integers using number line

C. +1

–5 –4 –3 –2 –1 0 +1 +2 +3 +4 +5

–1 is the same distance from 0 as +1.

You Try!

Name a positive or negative number to represent each situation.

1. saving $15

2. 12 feet below sea level

3. What is the opposite of –6?

5. When the Swanton Bulldogs football team

passed the football, they gained 25 yards.

Write an integer to represent this situation.

–12

+15

6

+25

4. Let’s Review

Worktime

Double Sided Worksheet

“Why shouldn’t you let a Doctor Put one of those sticks in your mouth?”

“Why Did the Bank Robber Run Home and Jump in the Shower?”