Which of the following mathematical tools is most likely to be helpful in teaching students who are blind to add and subtract?

Name: Which of the following mathematical tools is most likely to be helpful in teaching students who are blind to add and subtract?
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Question

Quizplus · Accepted Answer

The Cranmer abacus is specifically designed for use by individuals who are blind or visually impaired, allowing them to perform arithmetic operations through tactile means.

Which of the Following Mathematical Tools Is Most Likely to Be