IXL | Complete an increasing number pattern | 5th grade math

or

Type the next number in this sequence:

1,

3,

7,

13,

21,

31,

43,

ref_doc_title.

or

$Confetti$

Excellent!

Now entering the Challenge Zone—are you ready?

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Teacher tools

Work it out

Not feeling ready yet? These can help:

KK.1Use a rule to complete a number pattern