Uploaded March 2020 | Updated September 2026, 2 hours ago

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The mechanism of the Addimult Ziffrex.

For more information on this and other calculators in my collection, visit my website:
jaapsch.net/mechcalc

0:00 Introduction
0:08 Input levers
0:58 Carry mechanism
1:24 Clearing mechanism
1:53 Subtraction
2:50 Outro