Answer Key to Math Practice Worksheet for Mixed Sign Mean Median Range - Single Digits

Mixed Sign Mean Median Range - Single Digits
Version 3
Name:________________________

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

-9 • -3 • -5 • -2 • -8 • -1 • -7

-9 + -8 + -7 +  -5  + -3 + -2 + -1 = -35
Count=7


What is the median? -5
What is the mean? -35 ÷ 7 = -5
What is the range? -1 - -9 = 8

-3 • -4 • -7 • -1 • -5

-7 + -5 +  -4  + -3 + -1 = -20
Count=5


What is the median? -4
What is the mean? -20 ÷ 5 = -4
What is the range? -1 - -7 = 6

-8 • -1 • -9 • -7 • -5 • -2 • -3

-9 + -8 + -7 +  -5  + -3 + -2 + -1 = -35
Count=7


What is the median? -5
What is the mean? -35 ÷ 7 = -5
What is the range? -1 - -9 = 8

-1 • -7 • -8 • -4 • -5

-8 + -7 +  -5  + -4 + -1 = -25
Count=5


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

-9 • -3 • -5 • -7 • -1 • -2 • -8

-9 + -8 + -7 +  -5  + -3 + -2 + -1 = -35
Count=7


What is the median? -5
What is the mean? -35 ÷ 7 = -5
What is the range? -1 - -9 = 8

-9 • -3 • -7 • -5 • -2 • -1 • -8

-9 + -8 + -7 +  -5  + -3 + -2 + -1 = -35
Count=7


What is the median? -5
What is the mean? -35 ÷ 7 = -5
What is the range? -1 - -9 = 8

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