Counting
Number errors
100

What are the missing numbers?

1, 2, 3, 4, 5,  , 7, 8,  , 10

What is 6 and 9

100

Find the error

1, 2, 3, 5, 6, 7, 8, 9, 10

What is missing 4

200

What comes after each number? 

7, ?

13, ?

What is 8 and 14

200

Find the errors

1, 3, 4, 5, 7, 8, 9, 10


What is missing 2 and 6

300

Find the missing number 

2, 4, 6, 8, 10,  , 14, 16, 18, 20

What is 12

300

Find the errors

2, 4, 8, 10, 12, 16, 18, 20

What is 6 and 14

400

What comes after each number? 

5, 10, 15, 20, ? 

10, 20, 30, ?

What is 25 and 40

400

Find the errors

5, 10, 20, 25, 30, 40, 45, 50

What is missing 15 and 35

500

Find the missing numbers 

20, 19, 18, 17,  , 15, 14, 13, 12, 11, 10,  , 8, 7, 6,  , 4, 3, 2, 1

What is 16, 9, and 5

500

Find the errors

10, 30, 40, 60, 70, 90, 100

What is 20, 50, and 80

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