1. Primary Longman Elect
1B Chapter 4
Numbers 11–20

2. Numbers 1–10 1 2 3 4 5 6 7 8 9 10 Can you count from 1 to 10? one two
three 4
four 5
five 6
six 7
seven 8
eight 9
nine 10
ten

3. Numbers 11–20
Good! Now we are going to learn to count from 11 to 20.
Can you see the word teen in some of the numbers? 11
eleven 12
twelve 13
thirteen 13
thirteen 14
fourteen 14
fourteen 15
fifteen 15
fifteen 16
sixteen 16
sixteen 17
seventeen 17
seventeen 18
eighteen 18
eighteen 19
nineteen 19
nineteen 20
twenty

4. Numbers 11–20
These numbers are easy to say. Just add teen to the end. 6
six 10
ten + = 10
ten 4
four + = 7
seven 10
ten + = 8
eight 10
ten + = 14
fourteen 14 16 16
sixteen + = 9
nine 10
ten 17
seventeen 17 18 18
eighteen 19
nineteen 19
Only one t in eighteen!

5. Numbers 11–20
Be careful with the spelling of these numbers!
Do not say threeteen! + = 3
three 10
ten + = 5
five 10
ten 13 13
thirteen 15 15
fifteen
Do not say fiveteen!

6. Numbers 1–20 Well done! Now you can count from 1 to 20. 1 one 2 two 3
three 4
four 5
five 6
six 7
seven 8
eight 9
nine 10
ten 11
eleven 12
twelve 13
thirteen 14
fourteen 15
fifteen 16
sixteen 17
seventeen 18
eighteen 19
nineteen 20
twenty

7. The End