This is how we write the numbers that are ones.

 

1    one

2    two

3    three

4    four

5    five

6    six

7    seven

8    eight

9    nine

10  ten

  

 

This is how we write tens numbers:

 

20   twenty

30   thirty

40   forty

50   fifty

60   sixty

70   seventy

80   eighty

90   ninety

100  one hundred

 

 

Examples

This is how we combine them:

 

53   fifty-three

91   ninety-one

78   seventy-eight

87   eighty-seven

 

 

Note the use of the hyphen to join them together.

 

Let's have a go at some questions now.