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Mathematics 13 Online
OpenStudy (anonymous):

The next number in the series 13, 18, 16, 21, 19, is:   22 23 24 25 26

OpenStudy (anonymous):

23

OpenStudy (anonymous):

shouldn't it be 24? it seems that the pattern is +5 then -2.

OpenStudy (anonymous):

methinks 24

OpenStudy (anonymous):

it is +6 then -2 then +5, then -2, so the next one would be +4

OpenStudy (anonymous):

18-13 = 5

OpenStudy (anonymous):

lol yeah my bad...you're right

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