Basic Math Examples

Find the Median 100 , 120 , 140 , 160 , 180 , 200
100100 , 120120 , 140140 , 160160 , 180180 , 200200
Step 1
Arrange the terms in ascending order.
100,120,140,160,180,200100,120,140,160,180,200
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.
140+1602140+1602
Step 3
Remove parentheses.
140+1602140+1602
Step 4
Cancel the common factor of 140+160140+160 and 22.
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Step 4.1
Factor 22 out of 140140.
270+1602270+1602
Step 4.2
Factor 22 out of 160160.
270+2802270+2802
Step 4.3
Factor 22 out of 270+280270+280.
2(70+80)22(70+80)2
Step 4.4
Cancel the common factors.
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Step 4.4.1
Factor 22 out of 22.
2(70+80)2(1)2(70+80)2(1)
Step 4.4.2
Cancel the common factor.
2(70+80)21
Step 4.4.3
Rewrite the expression.
70+801
Step 4.4.4
Divide 70+80 by 1.
70+80
70+80
70+80
Step 5
Add 70 and 80.
150
Step 6
Convert the median 150 to decimal.
150
 [x2  12  π  xdx ]