Basic Math Examples

Find the Mean 180 , 104 , 109 , 103 , 94 , 96 , 105 , 97 , 105 , 99 , 96 , 100 , 115 , 115 , 95 , 114 , 118 , 107 , 94 , 99 , 91 , 100 , 103 , 94
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Step 1
The mean of a set of numbers is the sum divided by the number of terms.
Step 2
Simplify the numerator.
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Step 2.1
Add and .
Step 2.2
Add and .
Step 2.3
Add and .
Step 2.4
Add and .
Step 2.5
Add and .
Step 2.6
Add and .
Step 2.7
Add and .
Step 2.8
Add and .
Step 2.9
Add and .
Step 2.10
Add and .
Step 2.11
Add and .
Step 2.12
Add and .
Step 2.13
Add and .
Step 2.14
Add and .
Step 2.15
Add and .
Step 2.16
Add and .
Step 2.17
Add and .
Step 2.18
Add and .
Step 2.19
Add and .
Step 2.20
Add and .
Step 2.21
Add and .
Step 2.22
Add and .
Step 2.23
Add and .
Step 3
Divide.
Step 4
The mean should be rounded to one more decimal place than the original data. If the original data were mixed, round to one decimal place more than the least precise.