Adapted from a PowerPoint Created by Monica Yuskaitis,

Adapted from a PowerPoint Created by Monica YuskaitisAdapted from a PowerPoint Created by Monica Yuskaitis

,

VocabularyVocabulary DigitsDigits – symbols used to make numbers. – symbols used to make numbers.

0, 1, 2, 3, 4, 5, 6, 7, 8, 90, 1, 2, 3, 4, 5, 6, 7, 8, 9 PlacePlace – the location of a digit in a – the location of a digit in a

number number

tens, millions, ten thousandstens, millions, ten thousands Place value Place value – tells you how much each – tells you how much each

digit is worthdigit is worth

70,000 70,000 200,000200,000 500500

VocabularyVocabulary PeriodsPeriods – A group of 3 places – A group of 3 places

used for the digits in large used for the digits in large numbers. Periods are usually numbers. Periods are usually separated by commas.separated by commas.

671,690,492

Mil

lion

Tho

usan

d

One

s

The binoculars magnify the The binoculars magnify the otter.otter.

(million, thousand, ones.)(million, thousand, ones.)

Which period is missing?Which period is missing?

671,690,492

Tho

usan

d

One

s

Million


671,690,492

Mil

lion

One

s

Thousand


671,690,492

Mil

lion

Tho

usan

d

Ones

What are the periods of this What are the periods of this number?number?

671,690,492

Mil

lion

Tho

usan

d

One

s

Remember that each period Remember that each period hashas

three place values within the three place values within the periodperiod

671,690,492

Hun

dred

Ten

M

i lli

onO

nes

Hun

dred

Ten

Tho

usan

dO

nes

Hun

dred

Ten

One

sO

nes

What place is the yellow What place is the yellow number in?number in?

671,690,492

Hun

dred

Ten

M

i lli

onO

nes

Hun

dred

Ten

Tho

usan

dO

nes

Hun

dred

Ten

One

sO

nes

ten millionten million


671,690,492

Hun

dred

Ten

M

i lli

onO

nes

Hun

dred

Ten

Tho

usan

dO

nes

Hun

dred

Ten

One

sO

nes

ten thousandten thousand


671,690,492

Hun

dred

Ten

M

i lli

onO

nes

Hun

dred

Ten

Tho

usan

dO

nes

Hun

dred

Ten

One

sO

nes

(one) million(one) million


671,690,492

Hun

dred

Ten

M

i lli

onO

nes

Hun

dred

Ten

Tho

usan

dO

nes

Hun

dred

Ten

One

sO

nes

hundred millionhundred million


671,690,492

Hun

dred

Ten

M

i lli

onO

nes

Hun

dred

Ten

Tho

usan

dO

nes

Hun

dred

Ten

One

sO

nes

hundred thousandhundred thousand


671,690,492

Hun

dred

Ten

M

i lli

onO

nes

Hun

dred

Ten

Tho

usan

dO

nes

Hun

dred

Ten

One

sO

nes

(one) thousand(one) thousand

ReviewReview

PlacePlace – the location of a digit in – the location of a digit in a number a number

What What placeplace is the 3 in this is the 3 in thisnumber?number?

264,789,134 ten


4,829,905hundred thousand


4,829,105 thousand


654,829,103 ten million


654,829,105hundred million


254,789,103hundred million


234,789,104 ten million


254,729,103hundred thousand


4,829,105 million


4,829,105ten thousand

How to read large numbersHow to read large numbers

671,690,492

Mil

lion

Tho

usan

d

One

s

* Read the numbers before the comma as if you were reading in the one’s column.

* Say the period you are in when you get to the comma except for the one’s period.

TipTip

690,492

Do not use “and” when reading whole numbers. The word “and” will be used

when you are reading numbers with decimals.

Six hundred and ninety-thousand,Six hundred and ninety-thousand,

and four hundred and ninety-two.and four hundred and ninety-two.

Read this numberRead this number

384,133,472

three hundred eighty-four million, one hundred thirty-three thousand,

four hundred seventy-two

384 million, 384 million, 133 thousand, 133 thousand, 472472


304,039,270

three hundred four million, thirty-nine thousand, two hundred seventy



24,829,905

twenty-four million, eight hundred twenty-nine thousand,

nine hundred five



973,104

nine hundred seventy-three thousand, one hundred four

973 thousand, 104973 thousand, 104


4,371,024

four million, three hundred seventy-one thousand,

twenty-four

4 million, 371 thousand, 244 million, 371 thousand, 24


864,371,029

eight hundred sixty-four million,three hundred seventy-one thousand,

twenty-nine



454,297,004

four hundred fifty-four million,two hundred ninety-seven thousand,

four



356,094,064

three hundred fifty-six million, ninety-four thousand,

sixty-four


ReviewReview Place value Place value – tells you how much each digit is worth– tells you how much each digit is worth

326,326,22779,9,558181

The value of the 2 is 200,000.The value of the 2 is 200,000.

The value of the 7 is 70,000.The value of the 7 is 70,000.

The value of the 5 is 500.The value of the 5 is 500.

What What place valueplace value is the 3 in is the 3 in thisthis

number?number?

264,789,134 30


number?number?

4,829,905 800,000


number?number?

4,829,105 9,000


number?number?

654,829,103 50,000,000


number?number?

654,829,105 600,000,000


number?number?

254,789,103 200,000,000


number?number?

234,789,104 30,000,000


number?number?

254,729,103 700,000


number?number?

4,829,105 4,000,000


number?number?

4,829,105 20,000

CreditsCredits

Clipart from “Microsoft Clip Gallery” located on the Internet at http://cgl.microsoft.com/clipgallerylive/default.asp •Clipart from ClickArt 125,000 DeluxeImage Pak, T/Maker Co., BroderbundSoftware, Inc.

http://cgl.microsoft.com/

Adapted from a PowerPoint Created by Monica Yuskaitis,

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