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Mathematics 8 Online
OpenStudy (anonymous):

what is the mean in this set of numbers (-9,-8,4,-1)

Mehek (mehek14):

add -9 + (-8) + 4 + (-1) then divide that by 4

OpenStudy (anonymous):

-7

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

add everything and divide by 2

OpenStudy (anonymous):

sorry, i am wrong. add everything and divide by 4

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