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# How to Use the Excel RANDBETWEEN Function

We can use the excel RANDBETWEEN function to generate random numbers in excel. The steps below will walk through the process.

Figure 1: Result of RANDBETWEEN function for Cells of Column D

## General Formula

`=RANDBETWEEN(bottom,top)`

• Bottom – This is the smallest random integer that will be returned by the RANDBETWEEN function. It is the lowest value in the range.
• Top – This is the largest random integer that will be returned by the RANDBETWEEN function. It is the highest value in the range.

## Formula

`=RANDBETWEEN(B4,C4)`

## Setting up the Data

• We will set up the data by inputting the LEAST COST and HIGHEST COST into Column B and Column C respectively
• Column D is where we want the formula to return the result for the random numbers

Figure 2: Setting up the Data

## Getting the Random Numbers

• We will click on Cell D4
• We will insert the formula below into the cell

`=RANDBETWEEN(B4,C4)`

• We will press the enter key

Figure 3: Result of RANDBETWEEN function for Cell D4

• We will click on Cell D4 again
• We will double-click on the fill handle (the small plus sign at the bottom right of Cell D4) and drag down to copy the formula into the other cells

Figure 4: Result of RANDBETWEEN function for Cells of Column D

## Notes

• RANDBETWEEN function generates a new random number if you click on an existing cell with the formula
• RANDBETWEEN function generates a new random number after every recalculation
• To retain random numbers, press the F9 button after using the RANDBETWEEN function in the cell.

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