Understanding the Mean (Average)
A Grade 4 math worksheet to help students understand and calculate the mean (average) of a set of numbers.
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Understanding the Mean (Average)
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Read each question carefully and follow the instructions to find the mean (average) of each set of numbers.
1. The mean is also known as the .
2. To find the mean, you first all the numbers in the set.
3. After adding, you then by the total number of items in the set.
1. What is the first step to find the mean of the numbers 2, 4, 6?
Divide by 3
Add 2 + 4 + 6
Subtract 6 - 2
Multiply 2 x 4 x 6
2. What is the mean of the numbers 5, 5, 5?
15
10
5
1
Find the mean of each set of numbers. Show your work.
1. 3, 5, 7
2. 10, 20, 30, 40
3. 2, 2, 4, 4, 8
1. The mean is always one of the numbers in the data set.
True
False
2. To find the mean, you divide the sum of the numbers by the number of values.
True
False
Solve the following word problems. Show your work.
1. Sarah scored 8, 9, and 7 points in her last three basketball games. What is her average (mean) score?
2. A farmer harvested 12 apples, 15 oranges, and 9 pears. What is the average number of fruits harvested?