untitled

What number is missing?

51, 52, 53, __, 55, 56, 57, 58, 59

• 45

• 54

• 66

What number is missing?

81, 82, 83, 84, 85, 86, __, 88, 89

• 87

• 89

• 80

What number is missing?

23, 24, 25, 26, 27, 28, __, 30

• 26

• 22

• 29

What number is missing?

90, 91, 92, 93, 94, 95, 96, 97, 98, 99, __

• 98

• 100

• 91

5 , 6 , ___ , 8

What number is missing?

• 9

• 6

• 8

• 7

2 , 3 , 4 , ___ , 6 , 7

What number is missing?

• 4

• 6

• 5

• 7

7 , 8 , 9 , ___

• 10

• 11

• 9

• 9

Count down to fill in the missing number

• 4

• 3

• 5

• 1

Count down to fill in the missing number

• 7

• 8

• 6

• 5

Count down to fill in the missing number

• 1

• 3

• 2

• 0