A person without the full capacity to understand and work with numbers in both their spoken and written forms.

The ability to understand and work with numbers both spoken and written.

Refers to strings of numbers that have a quantitative meaning, such as cash amounts, but not phone numbers. These strings are very difficult for poorly-schooled people to learn how to use.

A person with the capacity to understand and work with numbers in both their spoken and written forms.

Spoken rather than written communication. Over time distinctive oral cultures, traditions, practices and laws have developed in areas that are dominated by oral populations. The more modern terms used for oral people are illiterate or pre-literate. These terms fail to acknowledge the cultural traditions that have evolved among oral people.

Oral cultures are those that default to non-written modes of communication and information management. This is usually due to the fact that the majority of the population may not have learned to read and write. Oral cultures are generally skeptical about literate solutions to many information management challenges, at least partly due to bitter experiences...

Orality refers to the modes of thinking, speaking and managing information in societies where technologies of literacy (especially writing and print) are unfamiliar to most people. Orality encompasses not just speech but a wide range of activities from pictures and numerals to memory, music and dance.