1. Cardinal and ordinal numbers By Conceição Sousa

2. Cardinal numbers 0OH ZERO 1ONE 2TWO 3THREE 4FOUR 5FIVE 6SIX 7SEVEN 8EIGHT 9NINE 10TEN 11ELEVEN 12TWELVE

3. Teen numbers 13THIRTEEN 14FOURTEEN 15FIFTEEN 16SIXTEEN 17SEVENTEEN 18EIGHTEEN 19NINETEEN

4. TY numbers (tens) 20TWENTY 30THIRTY 40FORTY 50FIFTY 60SIXTY 70SEVENTY 80EIGHTY 90NINETY

5. Remember: My daughter is eighteen years old and her grandmother is eighty. 18 80

6. We write the tens and the units, separated by a hyphen. 21TWENTY-ONE 32THIRTY-TWO 55FIFTY-FIVE 97NINETY-SEVEN

7. 100 ONE HUNDRED  or A HUNDRED

8. After hundred you need and 108A hundred and eight 213Two hundred and thirteen 390Three hundred and ninety 666Six hundred and sixty-six

9. 1000 A THOUSAND  or ONE THOUSAND

10. After thousand you need a comma 1004One thousand, four 1118One thousand, one hundred and eighteen 3500Three thousand, five hundred 6894Six thousand, eight hundred and ninety-four

11. 1000000 A MILLION  or ONE MILLION

12. 5000000 FIVE MILLION Millions IS WRONG

13. Ordinal numbers FIRST SECOND THIRD FOURTH FIFTH SIXTH SEVENTH EIGHTH NINTH TENTH Ordinal numbers ending: 1……..st 2……..nd 3……. rd Except: 11eleventh 12twelfth 13thirteenth Others….. th

14. Ordinal numbers follow the same rule as cardinal numbers. 15 th fifteenth 20 th twentieth 21 st twenty-first 22 nd twenty-second 23 rd twenty-third 24 th twenty-fourth 32 nd thirty-second 55 th fifty-fifth 61 st sixty-first

15. Ordinal numbers are used with dates Today is December 8 2009. We’ll say: ‘today is December the eighth two thousand nine.’ or ‘today is the eighth of December two thousand nine.’

16. Mathematical Operations + PLUS - MINUS X TIMES ÷ DIVIDED BY