The quick arithmetic competition: Classical adding machines presented - man or machine? - Softcover

Wartensteiner, Gerald

Softcover

ISBN 13: 9798497160345

Publisher: Independently published, 2021

Synopsis

The quick arithmetic competition
Classical adding machines presented - man or machine?

Classical adding machines
Who knows the terms ADDOMETER or DIAL-A-MATIC ?
The author has gone on a journey of discovery and has rediscovered some classical
adding machines, which can still give pleasure to the user in the computer age.
even in the computer age.

Contents
Dial-a-matic (4 photos + description and manual)
Addometer (4 photos with description)
Produx number slider (3 photos and illustration of the calculation process)
Piccolo-S number slider (2 photos)
Pocket calculator (1 photo)
Grid calculator idea (Calculate like Adam Ries 1 photo)
Clothes peg calculator brand *own construction* (9 photos calculation processes similar to Abaco-Maya)
Abaco-Maya and Mini-Abaco-Maya (2 photos)
Abaco-Euler(New idea, as a mental trainer (1 photo)
Soroban(Japanese abacus basics, description arithmetic processes 9 photos)
Man (classical school arithmetic method)

The speed arithmetic competition
Last but not least, there is an exciting competition to answer two questions?
With which of these classical machines can you calculate the fastest?
Or is the well-tried school calculation method better?

Annex-time
Do we have all the time in the world? *Time and Heaven
Health and joy
In this sense I wish all readers much health, arithmetic fun, joy and *peace*.

Edition details

• Publisher: Independently published
• Publication date: 2021
• Language: English
• ISBN 13: 9798497160345
• Binding: Paperback
• Number of pages: 54