# Numbers for beginners

If math describes how the world works, numbers are the alphabet that makes math possible. In this lesson, we will discover all about them.

## How to Ask About Numbers

**Numbers** are symbols used to show *how many* or *how much* of something there is.

## 1-10

The following is a list of numbers one to ten. Look at them:

- 1 → One
- 2 → Two
- 3 → Three
- 4 → Four
- 5 → Five
- 6 → Six
- 7 → Seven
- 8 → Eight
- 9 → Nine
- 10 → Ten

Now, let us take a look at some examples:

There is

There are

### Warning!

Remember __not__ to confuse '**three**' with '**tree**'. 'Tree' is the name of a green plant.

## 11-20

Now, we are going to learn about numbers eleven to twenty. Look at the following list:

- 11 → Eleven
- 12 → Twelve
- 13 → Thirteen
- 14 → Fourteen
- 15 → Fifteen
- 16 → Sixteen
- 17 → Seventeen
- 18 → Eighteen
- 19 → Nineteen
- 20 → Twenty

Now, take a look at the following examples:

She can see

There are

Sam feels sad for that

## 21-29

When we want to write about numbers like 21, 22, etc. We use a **hyphen** (-) between parts of the compound number. We use a hyphen for all compound numbers from 21 to 99.

- 21 → Twenty-one
- 24 → Twenty-four
- 27 → Twenty-seven
- 29 → Twenty-nine

### Tip!

In English, we do not say thirty ~~and~~ five. We say **thirty-five**.

## 30, 40, 50, ...

Now, we are going to take a look at numbers like 30, 40, 50, etc. Take a look at the list below:

- 30 → Thirty
- 40 → Forty
- 50 → Fifty
- 60 → Sixty
- 70 → Seventy
- 80 → Eighty
- 90 → Ninety
- 100 → One Hundred

Now, let us take a look at an example:

There were around

## Tip!

Do not confuse the pronunciation of some numbers. For example:

15 → fifteen: /ˌfɪfˈtiːn/

50 → fifty → /ˈfɪfti/