Help needed converting a written equation into Excel friendly format

[LabRat82]

Hi,

Hopefully someone can help me. Any ideas how I can create my own calculator like the one on the following link but in an Excel workbook?

http://www.westpak.com/page/resources/accelerated-aging-time-calculator

Many thanks!

 

[wideboydixon]

Book1
	A	B	C
1	Desired Real Time (RT):	6	months
2	Accelerated Aging Temperature (TAA):	55	C
3	Ambient Temperature (TRT):	23	C
4	Agin Factor (Q10):	2
5	Calculated Accelerated Aging Time (AAT):	19.85943	days
Sheet1

Cell Formulas
Range	Formula
B5	=365/12*$B$1/$B$4^(($B$2-$B$3)/10)

WBD