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

Mixed Sign Mean Median Range - Single Digits
Version 4
Name:________________________

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

-4 • -7 • -5 • -6 • -3 • -8 • -9

-9 + -8 + -7 +  -6  + -5 + -4 + -3 = -42
Count=7


What is the median? -6
What is the mean? -42 ÷ 7 = -6
What is the range? -3 - -9 = 6

-1 • -5 • -3 • -2 • -4 • -7 • -6

-7 + -6 + -5 +  -4  + -3 + -2 + -1 = -28
Count=7


What is the median? -4
What is the mean? -28 ÷ 7 = -4
What is the range? -1 - -7 = 6

-4 • -5 • -7 • -1 • -3

-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

-3 • -9 • -4 • -2 • -7

-9 + -7 +  -4  + -3 + -2 = -25
Count=5


What is the median? -4
What is the mean? -25 ÷ 5 = -5
What is the range? -2 - -9 = 7

-7 • -9 • -5 • -8 • -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

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