| 1. | Tally marks are typically clustered in groups of five for legibility.
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| 2. | Urnfield culture numerals and some tally mark systems are also biquinary.
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| 3. | Tally marks represent one such system still in common use.
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| 4. | This is usually kept in check by using tally marks.
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| 5. | Written mathematics began with numbers expressed as tally marks, with each tally representing a single unit.
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| 6. | The hieroglyphic system for Egyptian numerals, like the later Roman numerals, descended from tally marks used for counting.
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| 7. | Bones and other artifacts have been discovered with marks cut into them that many believe are tally marks.
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| 8. | In addition to these, page and fascicle numbers were indicated using tally marks based on the Chinese character ck.
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| 9. | Tourists often refer to a warning sign with 83 tally marks ( as of August 2014 ) counting drowning victims.
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| 10. | Hatch marks for congruency notation are in the style of tally marks or of Roman numerals with some qualifications.
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