How to calculate average rate of change in Excel?
If you know the average speed when you ride a bike, you can calculate how much time you will spend approximately from a place to other by bike. For example you have recorded the time and distance during one bicycle travel as following screen shot shown, you can calculate the average bicycle speed (the average rate of change) in Excel easily.
Recommended Productivity Tools for Excel
Office Tab: Bring powerful tabs to Office (include Excel), just like Chrome, Safari, Firefox and Internet Explorer. Save you half the time, and reduce thousands of mouse clicks for you. 30-day Unlimited Free Trial
Kutools for Excel: Save 71% of your time and solve 82% Excel problems for you. 300+ advanced tools designed for 1500+ work scenario, make Excel much easy and increase productivity immediately.60-day Unlimited Free Trial
To calculate the average rate of change (the average bicycle speed) in Excel, you can easily do as follows:
1. Select the blank cell besides the cell with last distance, in our case select Cell C7, enter the formula =(B7-B2)/((A7-A2)*24) into it and then press the Enter key.
2. Right click the cell you entered the formula just now, and select the Format Cells from the right-clicking menu.
3. Now in the Format Cells dialog box, go to the Number tab, and:
(1) Click the Number in the Category box;
(2) In the Decimal places box, enter the number of decimal places you want to format for the average speed.
(3) Click the OK button.
Now you have calculate the average bicycle speed (average rate of change) and format it in Excel.
Note: Apart from the Format Cells command in the right-clicking menu, you can also format the average bicycle speed with selecting it and clicking the Increase Decimal button or Decrease Decimal button on the Home tab.