Objectives

• Identify counting numbers by name
• Spell counting numbers
• Say and pronounce counting numbers
• Be able to say and identify numbers up to a million

Vocabulary Words

Cardinal

Counting

etc.

Reading

The formal name for the numbers to count things is “cardinal numbers”. They are also called “natural numbers” or “counting numbers”.  We will used the term counting numbers in this section.

Cardinal numbers or counting numbers are the same as the names of the numerals.  We count one, two, three, four, et al. and these are the names of the numbers.

The names of the counting numbers:

1 one

2 two

3 three

4 four

5 five

6 six

7 seven

8 eight

9 nine

Let’s continue counting the teen numbers.

10 ten

11 eleven

12 twelve

13 thirteen

14 fourteen

15 fifteen

16 sixteen

17 seventeen

18 eighteen

19 nineteen

Look at the counting pattern after 19.

20 twenty

21 twenty-one

22 twenty-two

23 twenty-three

24 twenty-four

25 twenty-five

26 twenty-six

27 twenty-seven

28 twenty-eight

29 twenty-nine

We repeat this counting pattern for the 30s, 40s, 50s, etc.

30 thirty

40 forty

50 fifty

60 sixty

70 seventy

80 eighty

90 ninety

Now that we know how to spell the numbers 1-99, let’s continue counting into the 100s.

100 one hundred or a hundred

200 two hundred

300 hundred

400 four hundred

500 five hundred

600 six hundred

700 seven hundred

800 eight hundred

900 nine hundred

To count from 100 to 200, 200 to 300, etc., we repeat the pattern from 1-99. For example:

101 one hundred one

220 two twenty

333 three hundred thirty-three

445 four hundred forty-five

556 five hundred fifty-six

672 six hundred seventy-two

789 seven hundred eighty-nine

891 eight hundred ninety-one

999 nine hundred ninety-nine

Let’s continue with larger numbers.

1,000 one thousand or a thousand

2,000 two thousand

3,000 three thousand

4,000 four thousand

5,000 five thousand

6,000 six thousand

7,000 seven thousand

8,000 eight thousand

9,000 nine thousand

To count from 1,000 to 2,000, 2,000 to 3,000, etc., we repeat the pattern from 1-99. For example:

1,001 one thousand, one

2,012 two thousand, twelve

3,300 three thousand, three hundred

4,440 four thousand, four hundred forty

5,506 five thousand, five hundred six

6,673 six thousand, six hundred seventy-three

7,819 seven thousand, eight hundred nineteen

8,357 eight thousand, three hundred fifty-seven

9,998 nine thousand, nine hundred ninety-eight

We continue counting by teens with thousands.

10,000 ten thousand

11,000 eleven thousand

12,000 twelve thousand

13,000 thirteen thousand

14,000 fourteen thousand

15,000 fifteen thousand

16,000 sixteen thousand

17,000 seventeen thousand

18,000 eighteen thousand

19,000 nineteen thousand

When we get to 19,999, how do you think we would say this?

19,999 Nineteen thousand, nine hundred ninety-nine.  What’s next?

20,000 twenty thousand

21,000 twenty-one thousand

22,000 twenty-two thousand

etc.,

30,000 thirty thousand

33,000 thirty-three thousand

34,000 thirty-four thousand

etc.,

40,000 forty thousand

45,000 forty-five thousand

46,000 forty-six thousand

etc.,

50,000 fifty thousand

57,000 fifty-seven thousand

58,000 fifty-eight thousand

etc.,

60,000 sixty thousand

68,000 sixty-eight thousand

etc.,

70,000 seventy thousand

79,000 seventy-nine thousand

etc.,

80,000 eighty thousand

81,000 eighty-one thousand

etc.,

90,000 ninety thousand

and so on . . .

What do you think comes after 99,999?

100,000 one hundred or a hundred thousand

We continue to count by 100s.

102,000 one hundred two thousand

113,000 one hundred thirteen thousand

124,000 one hundred twenty-four thousand

135,000 one hundred thirty-five thousand

146,000 one hundred forty-six thousand

156,000 one hundred fifty-six thousand

165,000 one hundred sixty-five thousand

177,000 one hundred seventy-seven thousand

188,000 one hundred eighty-eight thousand

198,000 one hundred ninety-eight thousand

Let’s look at counting with ten-thousands and hundred-thousands

11,004 eleven thousand, four

13,046 thirteen thousand, forty-six

15,700 fifteen thousand, seventy

17,634 seventeen thousand, six hundred thirty-four

19,828 nineteen thousand, eight hundred twenty-eight

200,009 two hundred thousand, nine

417,019 four hundred seventeen thousand, nineteen

625,259 six hundred twenty-five thousand, two hundred fifty-nine

873,463 eight hundred seventy-three thousand, four hundred sixty-three

999,876 nine hundred ninety-nine thousand, eight hundred seventy-six