## Numbers

##### Ones, tens, thousands, millions…

### Basic Numbers

0

Zero

Zero

1

One

One

2

Two

Two

3

Three

Three

4

Four

Four

5

Five

Five

6

Six

Six

7

Seven

Seven

8

Eight

Eight

9

Nine

Nine

10

Ten

Ten

11

Eleven

Eleven

12

Twelve

Twelve

13

Thirteen

Thirteen

14

Fourteen

Fourteen

15

Fifteen

Fifteen

16

Sixteen

Sixteen

17

Seventeen

Seventeen

18

Eighteen

Eighteen

19

Nineteen

Nineteen

20

Twenty

Twenty

21

Twenty-one

Twenty-one

22

Twenty-two

Twenty-two

23

Twenty-three

Twenty-three

24

Twenty-four

Twenty-four

25

Twenty-five

Twenty-five

26

Twenty-six

Twenty-six

27

Twenty-seven

Twenty-seven

28

Twenty-eight

Twenty-eight

29

Twenty-nine

Twenty-nine

### Counting by tens

Here’s how you count by tens in English:

10

Ten

Ten

20

Twenty

Twenty

30

Thirty

Thirty

40

Fourty

Fourty

50

Fifty

Fifty

60

Sixty

Sixty

70

Seventy

Seventy

80

Eighty

Eighty

90

Ninety

Ninety

100

One hundred

One hundred

### Advanced Numbers

- 1,000 – One thousand
- 10,000 – Ten thousand
- 100,000 – One hundred thousand
- 1,000,000 – One million
- 1,000,000,000 – One billion
- 1,000,000,000,000 – One trillion
- 1,000,000,000,000,000 – One quadrillion

**decimal points**:

- 0.1 – Zero point one
- 0.25 – Zero point two five
- 0.386 – Zero point three eight six
- 1.25 – One point two five
- 13.214 – Thirteen point two one four

**fractions**:

- 1/2 – One half
- 1/3 – One third
- 3/4 – Three quarters / Three fourths
- 4/5 – Four fifths
- 1/6 – One sixth
- 2/7 – Two sevenths
- 8/9 – Eight ninths

### Ordinal numbers

**second**left”), experiences (“my

**first**day at school”), rankings (“he was in

**last**place”) and many more.

- 1st – First
- 2nd – Second
- 3rd – Third
- 4th – Fourth
- 5th – Fifth
- 6th – Sixth
- 7th – Seventh
- 8th – Eighth
- 9th – Ninth
- 10th – Tenth
- 11th – Eleventh
- . . .
- Last

### Dates

**12/1/2005**

If you speak with a person from the USA, they would assume the date is December 1st, 2005.

If you speak with a person from England, Australia, or most other places in the world, they would assume the date is January 12th, 2005.

Remember to consider who you are communicating with, and how they will interpret dates in a number format! For an interesting map of date formats around the world, see this Wikipedia page.