The area of San Diego is eight hundred and forty two thousand, two hundred and thirty three square kilometers. Cardinal Numbers. 51 One.

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1 1. Introduction: Numbers can be classified as either cardinal or ordinal. Cardinal numbers are the ones that expresses quantity, while the ordinal numbers indicate the order in which a given someone or something is included. 2. Cardinal Numbers: Read the sentence about the United States. The area of San Diego is eight hundred and forty two thousand, two hundred and thirty three square kilometers. The words in bald are cardinal numbers See the main cardinal numbers: Cardinal Numbers One eleven twenty-one thirty-one forty-one fifty-one Two twelve twenty-two thirty-two forty-two fifty-two Three thirteen twenty-three thirty-three forty-three fifty-three Four fourteen twenty-four thirty-four forty-four fifty-four Five fifteen twenty-five thirty-five forty-five fifty-five Six sixteen twenty-six thirty-six forty-six fifty-six Seven seventeen twenty-seven thirty-seven forty-seven fifty-seven Eight eighteen twenty-eight thirty-eight forty-eight fifty-eight Nine nineteen twenty-nine thirty-nine forty-nine fifty-nine ten twenty thirty forty fifty sixty 1

2 2.2. The tens are always finished in ty: Twenty Forty Sixty Eighty Thirty Fifty Seventy Ninety 2.3. To write the tens and the units a hyphen is added between the numbers: 25 twenty-five 57 fifty-seven 89 eighty-nine 2.4. Hundreds are written in the form of a hundred or one hundred: 100 One/a hundred 200 Two hundred 2.5. To write the hundreds and the tens, add an "and" between them: 203 two hundred and three 622 six hundred and twenty-two 2.6. Thousands works the same way, just exchange Hundred by Thousand: 1000 One/a Thousand 2000 Two thousand 2.7. To write the thousands and the hundreds, a comma is added between them: 3,465 three thousand, four hundred and sixty-five 8,098 Eight thousand, ninety-eight Millions work the same way as Thousands: 1,000,000 One/a million Watch out! The divisor of thousands, in English, is a comma, as opposed to what it is in Portuguese, that is, a dot. Already the penny-divider is a dot, unlike in Portuguese, a comma. 1, ,221, To say years in English, divide the reading into two parts. In case the number ends in 00, you can say the second part with Hundred or simply the number with thousands: 1706 seventeen oh six 1865 eighteen sixty-five 1900 nineteen hundred 2

3 Watch out! For years starting in 2000 on: 2000 two thousand 2006 two thousand and six 3. Ordinal Numbers: When looking at the areas in kilometers of the American cities, we can affirm that: Houston is the first. Phoenix is the second. Los Angeles is the third. San Antonio is the fourth. Dallas is the fifth. Numbers. The words highlighted in the sentences are indicating, in order, the classification of cities. To do this, use Ordinal Take a look: Ordinal Numbers 1 st 11 th 21 st 31 st 41 st 51 st First Eleventh Twenty-first Thirty-first Forty-first Fifty-first 2 nd 12 th 22 nd 32 nd 42 nd 52 nd Second Twelfth Twenty-second thirty-second Forty-second Fifty-second 3 rd 13 th 23 rd 33 rd 43 rd 53 rd Third Thirteenth Twenty-third Thirty-third Forty-third Fifty-third 4 th 14 th 24 th 34 th 44 th 54 th Forth Fourteenth Twenty-forth Thirty-forth Forty-forth Fifty-forth 5 th 15 th 25 th 35 th 45 th 55 th Fifth Fifteenth Twenty-fifth Thirty-fifth Forty-fifth Fifty-fifth 6 th 16 th 26 th 36 th 46 th 56 th Sixth Sixteenth Twenty-sixth Thirty-sixth Forty-sixth Fifty-sixth 7 th 17 th 27 th 37 th 47 th 57 th Seventh Seventeenth Twenty-seventh Thirty-seventh Forty-seventh Fifty-seventh 8 th 18 th 28 th 38 th 48 th 58 th Eighth Eighteenth Twenty-eighth Thirty-eighth Forty-eighth Fifty-eighth 9 th 19 th 29 th 39 th 49 th 59 th Ninth Nineteenth Twenty-ninth Thirty-ninth Forty-ninth Fifty-ninth 10 th 20 th 30 th 40 th 50 th 60 th tenth Twentieth Thirtieth Fortieth Fiftieth Sixtieth 3

4 3.1. In the tens, from the twenty, unlike the cardinals, instead of putting -ty, we put -tie, followed by -th. 20 th 40 th 60 th 80 th Twentieth Fortieth Sixtieth Eightieth 30 th 50 th 70 th 90 th Thirtieth Fiftieth Seventieth Ninetieth 3.2. To write the ten accompanied by the unit, the ordinal form will be used only in the unit. 23 rd twenty-third 58 th fifty-eighth 91 st ninety-first 3.3. In order to write dozens, hundreds and thousands in ordinal form, you proceed as in the writing of the cardinals, just add th after Hundred, Thousand and Million: One hundredth = 100th One thousandth = 1,000th One millionth = 1,000,000th 152 nd a hundred, fifty-second 1,478 th a thousand, four hundred and seventy-eighth Preliminary Work: 1. Search on the internet and complete the information below: a. The area of North Dakota is ( ) b. The population of Vermont is ( ) c. The population of New Jersey is ( ) d. The area of New Hampshire is ( ) e. The population of New York is ( ) f. The area of Indiana is ( ) 2. Write the years: a. 1974: b. 1943: c. 1888: d. 1500: e. 1922: f. 2001: 4

5 g. 1904: 3. Write the ordinal numbers in full: a. 12 th : b. 38 th : c. 125 th : d. 621 st : e. 32 nd : f. 203 rd : 4. Read the numbers in full and write the algorism: a. Ninth-second: b. Eight hundred and twenty-fourth: c. A thousand, three hundred and eleventh: d. Sixty-first: e. Fifteenth: 5. Look at the best-selling books list. Put their positions by writing ordinal numbers: Book Copies Sold Position Angels and Demons 39 million Charlie and the Chocolate Factory 13 million Charlotte s Web 45 million Harry Potter 400 million First Harry Potter and the Deathly Hallows 44 million The Alchemist 65 million Star Wars 160 million The Chronicles of Narnia 120 million The Da Vinci Code 80 million The Lord of the Rings 150 million Twilight 85 million 6. Correct the mistakes concerning ordinal numbers. Write OK if the ordinal number is already correct: a. 43 rd fortieth-third b. 68 th sixty-eighth c. 94 th ninety-forth d. 81 st eightieth-one e. 39 th thirty-ninth 5