Find the Mean (Arithmetic) 8 , -8 , 8 , -8

Math
8 , -8 , 8 , -8
The mean of a set of numbers is the sum divided by the number of terms.
8-8+8-84
Cancel the common factor of 8-8+8-8 and 4.
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Factor 4 out of 8.
4⋅2-8+8-84
Factor 4 out of -8.
4⋅2+4⋅-2+8-84
Factor 4 out of 4⋅2+4⋅-2.
4⋅(2-2)+8-84
Factor 4 out of 8.
4⋅(2-2)+4⋅2-84
Factor 4 out of 4⋅(2-2)+4(2).
4⋅(2-2+2)-84
Factor 4 out of -8.
4⋅(2-2+2)+4⋅-24
Factor 4 out of 4⋅(2-2+2)+4(-2).
4⋅(2-2+2-2)4
Cancel the common factors.
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Factor 4 out of 4.
4⋅(2-2+2-2)4(1)
Cancel the common factor.
4⋅(2-2+2-2)4⋅1
Rewrite the expression.
2-2+2-21
Divide 2-2+2-2 by 1.
2-2+2-2
2-2+2-2
2-2+2-2
Simplify by subtracting numbers.
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Subtract 2 from 2.
0+2-2
Add 0 and 2.
2-2
Subtract 2 from 2.
0
0
Find the Mean (Arithmetic) 8 , -8 , 8 , -8

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