Answer Key to Math Practice Worksheet for Sorted Negative Mean Median Range

Sorted Negative Mean Median Range
Version 3		Name:________________________

Use the list of numbers to find the mean, median and range

-9 • -8 • -7 • -5 • -1

-9 + -8 +  -7  + -5 + -1 = -30
Count=5


What is the median? -7
What is the mean? -30 ÷ 5 = -6
What is the range? -1 - -9 = 8

-7 • -6 • -2

-7 +  -6  + -2 = -15
Count=3


What is the median? -6
What is the mean? -15 ÷ 3 = -5
What is the range? -2 - -7 = 5

-8 • -7 • -6 • -3 • -1

-8 + -7 +  -6  + -3 + -1 = -25
Count=5


What is the median? -6
What is the mean? -25 ÷ 5 = -5
What is the range? -1 - -8 = 7

-8 • -5 • -4 • -2 • -1

-8 + -5 +  -4  + -2 + -1 = -20
Count=5


What is the median? -4
What is the mean? -20 ÷ 5 = -4
What is the range? -1 - -8 = 7

-7 • -4 • -1

-7 +  -4  + -1 = -12
Count=3


What is the median? -4
What is the mean? -12 ÷ 3 = -4
What is the range? -1 - -7 = 6

-4 • -3 • -2

-4 +  -3  + -2 = -9
Count=3


What is the median? -3
What is the mean? -9 ÷ 3 = -3
What is the range? -2 - -4 = 2

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