Count by 2
Count by 5
Count by 10
What is the Rule?
Difficult Mix-UP
100
Fill in the missing numbers: 16,18, __, 22
What is 20
100
Fill in the missing number: 25, 30, __, 40
What is 35
100
Fill in the missing number: 30, 40, __, 60
What is 50
100

What is the rule? 8, 11, 14, 17, ...

Going up by 3

100
Fill in the missing numbers: 55, 50, __, 40, __
What is 45 and 35
200
Fill in the missing number: 44, 46, __, 50
What is 48
200
Fill in the missing number: 60, 65, __, 75
What is 70
200
Fill in the missing number: 90, 100, ___, 120
What is 110
200

What is the rule? 1, 7, 13, 19, ...

Going up in 6s
200
What is the rule? 118, 116, 114, 112
What is counting down by 2
300
Fill in the missing number: 102, 104, ___, 108
What is 106
300
Fill in the missing number: 90, 95, 100, ___
What is 105
300
Fill in the missing number: 65, 75, __, 95
What is 85
300

What is the rule? 23, 30, 37, 44, ...

Going up in 7s

300
Fill in the missing numbers: __, 77, __, 97
What is 67 and 87
400
Fill in the missing number: 88, 86, __, 82
What is 84
400
Fill in the missing number: 110, ___, 120, 125
What is 115
400
Fill in the missing number: 11, __, 31, 41
What is 21
400

What is the rule? 2, 4, 8, 16, ...

Doubling / Times by 2

400
What is the rule? 11, 16, 21, 26
What is counting up by 5
500
Fill in the missing number: __, 37, 39, 41
What is 35
500
Fill in the missing number: __, 80, 75, 70
What is 85
500
Fill in the missing number: ___, 130, 120, 110
What is 140
500

What is the rule? 72, 36, 18, 9...

Halving / Dividing by 2
500
Fill in the missing numbers: 73, __, __, 79, 81
What is 75 and 77
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