Basic Math Examples

Find the Median 98 , 98 , 94 , 57 , 70 , 98 , 94 , 70 , 98 , 57 , 94 , 94 , 98 , 57
9898 , 9898 , 9494 , 5757 , 7070 , 9898 , 9494 , 7070 , 9898 , 5757 , 9494 , 9494 , 9898 , 5757
Step 1
Arrange the terms in ascending order.
57,57,57,70,70,94,94,94,94,98,98,98,98,9857,57,57,70,70,94,94,94,94,98,98,98,98,98
Step 2
The median is the middle term in the arranged data set. In the case of an even number of terms, the median is the average of the two middle terms.
94+94294+942
Step 3
Remove parentheses.
94+94294+942
Step 4
Cancel the common factor of 94+9494+94 and 22.
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Step 4.1
Factor 22 out of 9494.
247+942247+942
Step 4.2
Factor 22 out of 9494.
247+2472247+2472
Step 4.3
Factor 22 out of 247+247247+247.
2(47+47)22(47+47)2
Step 4.4
Cancel the common factors.
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Step 4.4.1
Factor 22 out of 22.
2(47+47)2(1)2(47+47)2(1)
Step 4.4.2
Cancel the common factor.
2(47+47)21
Step 4.4.3
Rewrite the expression.
47+471
Step 4.4.4
Divide 47+47 by 1.
47+47
47+47
47+47
Step 5
Add 47 and 47.
94
Step 6
Convert the median 94 to decimal.
94
 [x2  12  π  xdx ]