Answer Key to Math Practice Worksheet for Alt Addition Number Patterns (Multiple Step) 2

Alt Addition Number Patterns
(Multiple Step) 2
Version 4
Name:________________________

Complete the list and describe the pattern!

  12  ,   13  ,   18  , 19, 24, 25, ...

What is the pattern? Add 1, then add 5

  24  ,   32  ,   33  , 41, 42, 50, ...

What is the pattern? Add 8, then add 1

42, 50, 54,   62  ,   66  ,   74  , ...

What is the pattern? Add 8, then add 4

  14  ,   15  ,   17  , 18, 20, 21, ...

What is the pattern? Add 1, then add 2

  42  ,   44  ,   52  , 54, 62, 64, ...

What is the pattern? Add 2, then add 8

71, 74, 82,   85  ,   93  ,   96  , ...

What is the pattern? Add 3, then add 8

93, 98, 100,   105  ,   107  ,   112  , ...

What is the pattern? Add 5, then add 2

  12  ,   14  ,   21  , 23, 30, 32, ...

What is the pattern? Add 2, then add 7

38, 46, 50,   58  ,   62  ,   70  , ...

What is the pattern? Add 8, then add 4

  38  ,   41  ,   49  , 52, 60, 63, ...

What is the pattern? Add 3, then add 8

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