The desire, and [...], to count things dates to early history, but how people count and what people do with numbers have changed over the years.
Answer
need
Question
The desire, and [...], to count things dates to early history, but how people count and what people do with numbers have changed over the years.
Answer
?
Question
The desire, and [...], to count things dates to early history, but how people count and what people do with numbers have changed over the years.
Answer
need
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Parent (intermediate) annotation
Open it The desire, and need, to count things dates to early history, but how people count and what people do with numbers have changed over the years.
Original toplevel document (pdf)
owner: Roy - (no access) - Idiot's Guides Basic Math and Pre-Algebra.pdf, p16
Summary
status
not learned
measured difficulty
37% [default]
last interval [days]
repetition number in this series
0
memorised on
scheduled repetition
scheduled repetition interval
last repetition or drill
Details
No repetitions
Discussion
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