Answer Key to Math Practice Worksheet for Calculator Negative Median Range

Calculator Negative Median Range
Version 3
Name:________________________

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

-872 • -930 • -43

-930 +  -872  + -43 = -1845
Count=3


What is the median? -872
What is the mean? -1845 ÷ 3 = -615
What is the range? -43 - -930 = 887

-787 • -300 • -83 • -40 • -90

-787 + -300 +  -90  + -83 + -40 = -1300
Count=5


What is the median? -90
What is the mean? -1300 ÷ 5 = -260
What is the range? -40 - -787 = 747

-212 • -581 • -83 • -51 • -28

-581 + -212 +  -83  + -51 + -28 = -955
Count=5


What is the median? -83
What is the mean? -955 ÷ 5 = -191
What is the range? -28 - -581 = 553

-459 • -404 • -85

-459 +  -404  + -85 = -948
Count=3


What is the median? -404
What is the mean? -948 ÷ 3 = -316
What is the range? -85 - -459 = 374

-838 • -98 • -516

-838 +  -516  + -98 = -1452
Count=3


What is the median? -516
What is the mean? -1452 ÷ 3 = -484
What is the range? -98 - -838 = 740

-574 • -128 • -93

-574 +  -128  + -93 = -795
Count=3


What is the median? -128
What is the mean? -795 ÷ 3 = -265
What is the range? -93 - -574 = 481

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