A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
From: Frank Reed
Date: 2016 May 15, 18:43 -0700
John Howard, you wrote:
"Still you were dealing with a decimal point and had to remember to drop the the 20s and 30s etc. Why do you think the method of multiplying by -100,000 was not used instead?"
The step of "rejecting the tens" is trivial once learned. There are other ways to do it, yes, but there's not much difference. And if you look at those paper calculations, you may find that they did that in their heads. That's how easy it was.