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UAbacus App
With the UAbacus you can add and subtract numbers using the "logic method" for abacus computation. Those learning abacus computation can practice their computation skills getting help with a step if they become stuck and having the correct answer verified. Users who do not know how to compute using a Cranmer abacus using the logic method can...
Published: 4/3/2023
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Inventor(s): Gary Carstensen, L. Penny Rosenblum
Keywords(s):
Category(s): Technology Classifications > Software & Information Technology, Technology Classifications > Software & Information Technology > Mobile Application
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