13.5 Comparing Powers of Ten

Page 82 of your INB

Write down this problem on your

COMMUNICATORBe prepared to defend your answer

if you are called on.

Expand both and show how they are different. Write final simplified answers for both.

Page XX of your INBi-can

According to Google, how much more popular is the Magic Kingdom than Fairfield JH? JUSTIFYMK = 82,400,000 results, FFJH = 18,000 results

2324 = (23)4 = vs2•2•2•2•2•2•2=27 =(23)(23)(23)(23)

=(2•2•2)(2•2•2)(2•2•2)(2•2•2) = 212

ITEMS of BUSINESS

• TODAY is the last day to retake Chapter 10 test.

COMMUNICATOR REVIEW

m12•m16= m28

m43•m-3= m40

m-6•m-5= m-11 =

𝑎15𝑎7

= a8

𝑎11𝑎 9

= a11+9= a20

COMMUNICATOR REVIEW

( )4

a5b8 = a20b32

( )9

4b7 = 49b63 Check your homework #21-24

COMMUNICATOR REVIEW

𝑎3𝑏7

( )6

=

𝑎 6𝑏4( )3

= = a18b12=

Have your homework out on your desk.

RE- Try this CHALLENGE question:

Simplify. Evaluate.

-23b0a(a5)3

-2b-3a-7=4b3a23

Get into your 4-Square Groups

i-can

Page xx of your INB

According to Google, how much more popular is the Magic Kingdom than Fairfield JH? JUSTIFY.

Magic Kingdom returns 82,400,000 resultsFFJH returns 18,000 results

100000000000000 cells in the human body

HUGE NUMBERS

1014

10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000

HUGE NUMBERS

a Googol 10100

0.000000000000007 meters

TINY NUMBERS

Size of atomic nucleus

7 x 10-15

0.000000000000000000000000000000000000000000054 seconds

TINY NUMBERS

PLANCKtime

5 x 10-44

The smallest measurement of time.

CLASS NOTES - follow along

1 • 10 = 1 • 101 = 10

1 • 10 • 10 = 1 • 102 =

1 • 10 • 10 • 10 = 1 • 103 =

1 • 10 • 10 • 10 • 10 = 1 • 104 =

SHORTCUT:

CLASS NOTES - follow along

SHORTCUT:

1 ÷ 10 or = 1 ÷ 10-1 = .1

1 ÷ 10 ÷ 10 or = 1 ÷ 10-2 =

1 ÷ 10 ÷ 10 ÷ 10 or = 1 ÷ 10-3 =

1 ÷ 10 ÷ 10 ÷ 10 ÷ 10 or = 1 ÷ 10-4 =

CLASS NOTES - follow along

10,000,000,000 =

100,000,000,000,000,000 =

107 =

1014 =

CLASS NOTES - follow along

.0000000001 =

.0000001=

10-5 =

10-11 =

How many different combinations of social security numbers are there?

COMBINATIONS

109

XXX-XX-XXXX=1,000,000,000

1billion2014 US population = 314 million

CLASS NOTES - follow along

265,252,859,812,191,058636,308,480,000,000 ways

COMBINATIONS

How many different ways canyou arrange 30 bookson a shelf?

about 3 x 1032

300,000,000,000,000,000000,000,000,000,000 ways

CLASS NOTES - follow along

Party Size 16 oz. 7 oz.

How much BIGGER is the Party Size?

How much BIGGER is the Party Size?

167

7 16

or

How much bigger? How much smaller?

i-can

*On front of foldable

According to Google, how much more popular is the Magic Kingdom than Fairfield JH? JUSTIFY.

Worksheet13.5

ComparingPowers of Ten